Used Linde H25T-03 for sale (8,551)

Condition: used, machine/vehicle number: H2X386V04690, Year of construction: 2019, load capacity: 1,800 kg, lifting height: 6,075 mm, mast type: triplex, fork length: 1,200 mm, Equipment: UVV, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Lifting height: 6,075 mm Load capacity: 1,800 kg Fork length: 1,200 mm MACHINE DETAILS Mast type: Triplex mast Drive type: Electric Battery voltage: 48 V Battery capacity: 625 Ah Battery type: 5 PzS Battery year of manufacture: 2023 Battery voltage in idle state: 50.9 V Operating hours: 18,678 h Dimensions & Weight Dimensions (L x W x H): 3,200 x 1,150 x 2,671 mm Bodpfsz Dfrnox Ahmoln Own weight: 3,800 kg Service valid until: 07/2027 UVV (Occupational Safety) valid until: 07/2027 EQUIPMENT Former Linde full-service unit 3rd valve and 4th valve Side shifter Fork positioner Full free lift Hydraulically adjustable forks Facelift model with tilt angle indicator Half cab Windscreen wiper Lateral fall protection, easily removable White non-marking tires LED work light, front LED work light, rear Road traffic lighting with turn signals for road approval Comfort seat with lumbar support Seat heating High-quality Hawker battery charger All dimensions are rounded values. No guarantee is given for typographical or measurement errors. Collection conditions: Lateral loading up to 6 tons is possible with a large forklift on site. Loading is at your own risk. Rear loading via ramp is possible with a truck height of 100–150 cm, up to 15 tons and up to a width of 230 cm. Collection is only possible after receipt of the payment confirmation by email. Collection without prior notification is possible from Monday to Friday between 07:00 and 16:00. If the machine is not collected on time, a storage fee of €20 per machine and day will be charged. Any outstanding storage fees must be paid in full before collection. Lot number: 651

Condition: good (used), Year of construction: 2000, Control unit for electric forklifts, control unit, control panel, interface, motor control, motor controller, control, drive control, drive current control, steering control Bedpjzg A N Ssfx Ahmjln -Manufacturer: Linde, Steering control unit from electric forklift E15Z-02 -Mat-No.: 390 360 88 03 -Voltage: 24V/48V -Dimensions: 130/110/H45 mm -Weight: 0.5 kg

Condition: used, machine/vehicle number: P21173L02098, Year of construction: 2022, operating hours: 7,209 h, load capacity: 1,400 kg, lifting height: 1,844 mm, fork length: 1,150 mm, empty load weight: 1,400 kg, Equipment: UVV, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Load capacity: 1,400 kg Lifting height: 1,844 mm Fork length: 1,150 mm MACHINE DETAILS Battery type: Lithium-ion Battery voltage: 24 V Battery capacity: 410 Ah Battery voltage at rest: 25.5 V Dimensions Dimensions (L x W x H): 2,100 x 800 x 1,490 mm Dead weight: 1,400 kg Service valid until: 09/2027 UVV certificate valid until: 09/2027 Operating hours: 7,209 h EQUIPMENT Former Linde full-service unit Folding platform Charger All dimensions are approximate values. No guarantee is given for typographical or measurement errors. Collection conditions: Side loading up to 6 tons possible with a large forklift on site. Loading is done at your own risk. Rear loading via ramp possible with a truck height of 100–150 cm, up to 15 tons and up to a width of 230 cm. Collection is only possible after receipt of the payment confirmation by email. Collection without prior registration is possible from Monday to Friday between 07:00 and 16:00. In case of non-timely collection, a storage fee of €20 per machine and day will be charged. Outstanding storage fees must be paid in full before collection. Blsdpjz Dfq Djfx Ahmsn Lot number: 464

Condition: excellent (used), functionality: fully functional, machine/vehicle number: 26029/3, operating hours: 3,017 h, load capacity: 3,000 kg, lifting height: 5,130 mm, free lift: 1,620 mm, load center: 600 mm, fuel type: electric, mast type: triplex, construction height: 2,320 mm, fork length: 1,600 mm, front tire type: cushion tires (black), rear tire type: cushion tires (black), Equipment: UVV, cabin, lighting, seat heater, sideshift, Equipment: Triplex mast with full free lift: 1620 mm, overall height: 2320 mm, lift height: 5130 mm, fork positioner with side shift integrated, fork length: 1600 mm, fully enclosed cabin with heating, road lighting according to STVZO, LED work lights front and rear, warning light, 80V/775Ah battery from 2018, integrated charger, SE tires, operating manual included. Technical condition at the time of sale: Bledpfx Aszlunkjhmen Forklift is technically overhauled! Major maintenance newly performed! UVV inspection passed without any defects! Delivery: In perfect condition! 20 years of professional experience! INSPECTION AND TEST DRIVE: Available by appointment during opening hours: Monday to Friday. From 8:00 AM to 6:00 PM. Saturday from 8:00 AM to 1:00 PM. TRANSPORT: Low-loader or covered truck available at a reasonable price.

Condition: used, machine/vehicle number: H2X391G50377, Year of construction: 2016, operating hours: 6,836 h, load capacity: 2,000 kg, lifting height: 4,620 mm, fuel type: gas, fork length: 1,200 mm, Equipment: UVV, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Load capacity: 2,000 kg Lifting height: 4,620 mm Fork length: 1,200 mm MACHINE DETAILS Mast: Triplex mast Fuel: LPG Fuel system: LPG gas cylinder exchange system Dimensions & Weight Dimensions (L x W x H): 3,400 x 1,150 x 2,200 mm Own weight: 3,290 kg Next service due in: 204 operating hours UVV certification valid until: 09/2027 Operating hours: 6,836 h EQUIPMENT Formerly a Linde full-service machine Full free lift 3rd valve side shifter 4th additional valve for fork positioner Half cab Windshield wiper Non-marking white tires LED work light (front) LED work light (rear) Orange warning light Safety Light (front) Safety Light (rear) Comfort seat with lumbar support Seat heating All dimensions are rounded values. No guarantee is given for typographical or measurement errors. Collection conditions: Lateral loading up to 6 tons is possible with a large forklift truck on site. Loading is at your own risk. Rear loading via ramp is possible for a truck height of 100–150 cm, up to 15 tons and up to a width of 230 cm. Collection is only possible after receipt of payment confirmation by email. Collection without prior notification is possible from Monday to Friday between 07:00 and 16:00. If collection is not carried out on time, a storage fee of €20 per machine per day will be charged. Outstanding storage fees must be paid in full before collection. Bledpfx Aez Dfpaohmjn Lot number: 213

Condition: used, machine/vehicle number: W4X131Y08956, Year of construction: 2021, operating hours: 1,801 h, load capacity: 2,000 kg, fork length: 1,150 mm, empty load weight: 800 kg, Equipment: UVV, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Lifting capacity: 2,000 kg Bodpsz Dfqdsfx Ahmjln Fork length: 1,150 mm MACHINE DETAILS Battery: 24 V, 3 PzS, 375 Ah Battery voltage in idle state: 24.6 V Dimensions & Weight Dimensions (L x W x H): 1,900 x 800 x 1,000 mm Dead weight: 800 kg Service valid until: 09/2027 UVV (occupational safety) certificate valid until: 09/2027 Operating hours according to display: 1,801 h EQUIPMENT Former Linde full-service unit Fronius battery charger All dimensions are approximate values. No guarantee is given for typographical or measurement errors. Collection conditions: Side loading up to 6 tons is possible with a large forklift on site. Loading is at your own risk. Rear loading via ramp is possible with a truck height of 100–150 cm, up to 15 tons, and up to a width of 230 cm. Collection is only possible after receiving payment confirmation by email. Collection without prior notification is possible from Monday to Friday between 07:00 and 16:00. If collection is not carried out on time, a storage fee of €20 per machine per day will be charged. Outstanding storage fees must be paid in full before collection. Lot number: 331

Condition: used, machine/vehicle number: W4X131V07295, Year of construction: 2019, operating hours: 2,384 h, load capacity: 2,000 kg, fork length: 1,150 mm, empty load weight: 800 kg, Equipment: UVV, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Load capacity: 2,000 kg Fork length: 1,150 mm MACHINE DETAILS Battery: 24 V, 3 PzS, 375 Ah Battery voltage in idle state: 24.7 V Dimensions & Weight Dimensions (L x W x H): 1,900 x 800 x 1,000 mm Own weight: 800 kg Service valid until: 09/2027 UVV (occupational safety) valid until: 09/2027 Bjdpez Dfqwjfx Ahmjln Operating hours: 2,384 h EQUIPMENT Former Linde full-service unit Battery charger All dimensions are approximate values. No guarantee is given for typographical or measurement errors. Collection conditions: Side loading up to 6 tons possible with a large forklift on site. Loading is at your own risk. Rear loading via ramp possible with a truck height of 100–150 cm, up to 15 tons and up to a width of 230 cm. Collection is only possible after receipt of payment confirmation by email. Collection without prior notification is possible from Monday to Friday between 07:00 and 16:00. In the event of non-timely collection, a storage fee of €20 per machine per day will be charged. Outstanding storage fees must be paid in full before collection. Lot number: 452

Condition: good (used), Year of construction: 2000, Control unit for electric forklifts, control unit, control panel, interface, motor control, motor controller, control, drive control, drive current control, steering control, control of lifting electronics, control of motor regulator -Manufacturer: Linde, control unit motor controller from electric forklift E15Z-02 -Mat-No.: 3903605715 -Voltage: 24V -Dimensions: 225/130/H50 mm Blsdezg Dfnspfx Ahmen -Weight: 3.0 kg

Condition: good (used), Year of construction: 2018, load capacity: 8,000 kg, lifting height: 3,300 mm, fuel type: diesel, construction height: 3,100 mm, with adjustable tine geometry and side shift. Bljdpsz Ihwzofx Ahmjn

Condition: used, functionality: fully functional, machine/vehicle number: G1X337N00257, Year of construction: 2003, operating hours: 7,557 h, load capacity: 3,500 kg, lifting height: 6,400 mm, fuel type: electric, mast type: triplex, drive type: Elektro, Electric 4-wheel forklift Chassis number: G1X337N00257 Mast type: Triplex Condition: Ready for use and fully functional Blodsz H Dngspfx Ahmsn Technical condition: good Description: Linde E 35 P, No.: R036, Year of manufacture: 2003, Operating hours: 7,557 h, Load capacity: 3,500 kg, Lifting height: 6,400 mm, Mast: Trilex, Battery: 80 V, Equipment: Side shifter, Fork positioner, 3rd and 4th valve. Charger available upon request. Fast and uncomplicated transport possible after consultation! This advertisement serves only to identify the device! A detailed description of the condition and possible equipment will be provided individually upon request! Errors and prior sale excepted. Sale only to commercial businesses. Every sale of used goods is made with the exclusion of warranty and/or guarantee. If you have not found the right device, please contact us. We have a large selection of other devices in stock. Side shifter, fork positioner, 3rd valve, 4th valve.

Condition: used, functionality: fully functional, Year of construction: 2005, operating hours: 9,402 h, load capacity: 2,500 kg, lifting height: 4,250 mm, free lift: 1,430 mm, fuel type: electric, mast type: triplex, construction height: 2,080 mm, fork carriage width: 1,150 mm, fork length: 1,200 mm, empty load weight: 4,190 kg, total length: 2,400 mm, drive type: Elektro, construction width: 1,150 mm, Electric four-wheel forklift Load center: 500 ISO class: FEM 2 A Mast type: Triplex Transmission: Impulse Technical condition: good Front tire type: Superelastic Front tire size: 2 x 23x9-10 Front tire condition: 80 - 100% Rear tire type: Superelastic Rear tire size: 2 x 18x7-8 Rear tire condition: 20 - 40% Battery voltage: 80V Blodpfx Aez Ifvbehmon Battery capacity: 625Ah Battery year of manufacture: 2014 Additional single hydraulic circuit, integrated side shifter, half cab, full free lift, impulse control, battery from 2014.

Condition: used, machine/vehicle number: 26675, Year of construction: 2009, operating hours: 15,704 h, load capacity: 3,500 kg, lifting height: 4,000 mm, fuel type: gas, mast type: duplex, construction height: 2,620 mm, Equipment: cabin, sideshift, .: 26675 Device details: Year of manufacture: 2009 Load capacity: 3500 kg Lifting height: 4000 mm Recorded operating hours: 15704 h Mast type: Duplex Mast height: 2620 mm Length/Width/Height: 2740 / 1280 / 2220 mm Operating weight: 5145 kg ---- Equipment: * Overhead guard * 3rd valve * 4th valve * Full cabin * Full free lift * Heater * Work light (front) * Work light (rear) ----- Attachments: * Side shifter * Fork positioner ---- Additional device information: Flashing beacon Radio Seat heating ---- The operating hours are generally the recorded hours. We will gladly offer you suitable transport. Bledpezlxlgsfx Ahmen We have a further 250 - 300 forklifts, attachments, and sweepers available for you immediately. Of course, also for rent! We will gladly buy your OLD one. Do you have any questions? During our business hours from 7:30 a.m. to 4:00 p.m., you can reach us. We look forward to hearing from you! We speak English. Subject to prior sale and errors for this offer. In the dealer business, the device is sold in its current condition, without refurbishment. All information without guarantee, errors and changes reserved.

Condition: used, mileage: 7,988 km, gearing type: other, fuel type: electric, color: red, overall weight: 1,330 kg, empty load weight: 700 kg, maximum load weight: 150 kg, number of seats: 1, first registration: 11/2015, emission class: none, suspension: other, Year of construction: 2015, operating hours: 7,988 h, driver cabin: other, fuel: electricity, The Linde P 60 Z tow tractor is a reliable and robust vehicle, ideal for transport in industrial environments. This 2015 model features a 48V electric battery with a capacity of 3 EPZV 300 and comes without a charger. The vehicle has a mileage of 7,988 km and is in used but good condition. The tow tractor is three-wheeled and painted in a striking red. A previous owner used the tow tractor primarily for internal transport, which explains its 7,988 operating hours. With a gross vehicle weight of 1,330 kg, this model is ideal for various transport tasks. The vehicle can be viewed without prior appointment during business hours. Delivery within Germany can be arranged for an additional charge. Bsdpougn Eqsfx Ahmsln Optional services such as registration services and various loading options are available. This Linde tractor is a solid choice for professional users in fields such as agriculture, logistics, or industry. Sale only to commercial users (agriculture, freelancers, small and large businesses) or for export. Errors and prior sale excepted.

Condition: used, mileage: 5,324 km, gearing type: other, fuel type: electric, color: red, number of seats: 1, first registration: 03/2015, emission class: none, suspension: other, Year of construction: 2015, operating hours: 5,324 h, driver cabin: other, fuel: electricity, For sale is a Linde P 60 Z electric tow tractor, first registered in March 2015, with only 5,324 operating hours. The tow tractor is in well-maintained condition, immediately ready for use, and offers a reliable, high-performance solution for towing trailers, loads, or materials in warehouses, production facilities, airports, or industrial sites. The Linde P 60 Z impresses with its powerful electric drive system, enabling emission-free, quiet, and efficient operation. Thanks to Linde’s robust construction, the tractor is especially durable and low-maintenance, even during intensive daily use. Its compact design ensures high maneuverability, allowing it to easily navigate narrow warehouse aisles, company premises, or industrial areas. The red exterior color provides high visibility and safety during operation. At the same time, the tractor’s ergonomic design offers a comfortable workstation, enabling efficient, fatigue-free operation even during longer shifts. Bodsxyl A Ispfx Ahmjln The Linde P 60 Z is the ideal solution for companies seeking a powerful, reliable, and low-maintenance electric tow tractor. With only 5,324 operating hours, the machine is practically like new and can be put to productive use immediately. Inspection or demonstration is possible by appointment at any time, so you can see the reliability, performance, and maneuverability of this tractor for yourself. Sale only to commercial customers (agriculture, freelancers, small and large businesses) or for export. Subject to prior sale and errors excepted.

Condition: used, Year of construction: 2001, operating hours: 8,625 h, Type of fuel: LPG Colour: Red Empty weight: 5.100 kg Dimensions (LxBxH): 276 x 125 x 267 cm Lifting capacity: 3.000 kg Lift height: 450 cm Fork dimensions: 1.290 x 1.100 mm - Year: 2001 - Documentation available: Yes - CE marking present: Yes - CE certificate present: No - Serial number: H2X351M02126 - Operating hours: 8625 - Lifting capacity: 3000kg Bljdpfx Asyu Ncvehmen - Lifting height: 4500mm - Overhead clearance: 2670mm - Free lift: 0mm - Fork length: 1290mm - Maximum fork width: 1100mm - Minimum fork width: 260mm - Number of wheels: 4 Wheels - Attachment: Side-shift - Options: Work lights, Half cabin - Mast: Duplex - Drive: LPG - Motor brand: Perkins - Transport dimensions: 2760mm x 1256mm x 2670mm (l x w x h) - Transport weight [kg]: 5100kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Tess van den Boom

Condition: used, weight max. 3000 kg speed max. 10.0 km/h Bodpfx Ahoxab Tiemeln Number of working hours 12.165 h weight of the machine ca. ca. 1000 kg

Condition: ready for operation (used), Year of construction: 2021, weight max. in kg 3000 kg stroke 4980 mm fork length 1200 mm Number of working hours ~ 12.100 h weight of the machine ca. 4897 kg range L-W-H 3760 x 1260 x 2240 mm Equipment: - Robust LPG forklift * Ideal for industry, trade or warehouse logistics - Economical LPG engine * Flexible for indoor and outdoor use - Robust super-elastic tires * for smooth hall floors and outdoor areas - Load capacity: 3,000 kg - Lifting height: 4,980 mm (triplex) - Fork length: 1,200 mm - Parking brake - Operating instructions Bledpfsy Ez A Djx Ahmon * Stacker is supplied without gas cylinder

Condition: used, weight max. 3000 kg speed max. 10.0 km/h Number of working hours 10.015 h weight of the machine ca. ca. 1000 kg Tugs were used by BOSCH (DE)!! Battery was “boosted” in Maneuver and transport agilely and safely in narrow aisles The P30 electric tractor and platform truck from Linde Material Handling is suitable for flexible and safe transport processes on small and medium-sized businesses Distances – even and especially when there is little space available. The Vehicle has precise and self-centering power steering that the driver safely controlled with an ergonomic two-handed handle. Also relieved The compact design of the P30 allows you to maneuver in narrow aisles. The powerful three-phase motor accelerates quickly to the maximum Speed. Ensure a Bledpfexabpksx Ahmjn comfortable and secure stand while driving the adjustable backrest and the fully suspended standing platform non-slip floor covering. The maximum towing capacity of the P30 is three tonnes. It reaches a top speed of 10 kilometers per hour. Furnishing : - 4 millimeter thick steel chassis - Two-grip handlebar design - LINDE battery charger * Machine link:

Condition: used, functionality: fully functional, Year of construction: 2019, operating hours: 2,485 h, load capacity: 1,400 kg, lifting height: 4,352 mm, free lift: 1,392 mm, fuel type: electric, mast type: triplex, construction height: 1,920 mm, fork length: 1,150 mm, drive type: Elektro, High-lift stacker Load centre: 600 mm Mast type: Triplex Condition: Refurbished without warranty Technical condition: Good Front tyre type: Vulkollan Rear tyre type: Vulkollan Battery voltage: 24V Battery capacity: 250Ah Battery manufacturer: GBN Battery type: PzS Bljdpfszzgftjx Ahmon Battery year of manufacture: 2019 Battery condition: 60 - 80% Description: Handover with new FEM 4.004 inspection including inspection book. If you have further questions, feel free to call us. Besides this model, we have around 150 other industrial trucks in stock. Visit our website fleischmann-foerdertechnik. We are happy to provide leasing & financing options as well as delivery at attractive conditions on request. Trade-in of Linde equipment is also possible – even if you do not purchase a unit from us. Listed operating hours were recorded at the time of listing. Subject to prior sale, changes and errors excepted. Initial lift,

Condition: used, total length: 2,830 mm, lifting height: 2,780 mm, load capacity: 1,200 kg, Warehouse technology Linde L12 Drive Electric Lifting height (mm) 2,780 Bsdjxd E S Rjpfx Ahmeln Lifting weight (kg) 1,200

Condition: used, functionality: fully functional, Year of construction: 2023, operating hours: 6,065 h, load capacity: 2,000 kg, lifting height: 3,150 mm, fuel type: gas, mast type: simplex, construction height: 2,196 mm, drive type: Treibgas, LPG forklift ISO class: ISO class 2 = 1,000 - 2,500 kg Mast type: Standard Bledpfx Aoz Axfnshmen Condition: Ready for use and fully functional Technical condition: good Description: Half cabin Side shift, fork positioner, 3rd valve, 4th valve,

Condition: used, functionality: fully functional, Year of construction: 2021, operating hours: 27,342 h, load capacity: 3,000 kg, lifting height: 6,430 mm, free lift: 2,044 mm, fuel type: gas, mast type: triplex, construction height: 2,829 mm, drive type: Treibgas, LPG forklift ISO class: ISO class 3 = 2,500 - 4,999 kg Mast type: Triplex Condition: Ready for operation and fully functional Technical condition: good Blodpfx Aoz Axgrohmjn Description: Half cabin 3rd valve, 4th valve,

Condition: used, functionality: fully functional, Year of construction: 2021, operating hours: 26,749 h, load capacity: 3,000 kg, lifting height: 6,430 mm, free lift: 2,044 mm, fuel type: gas, mast type: triplex, construction height: 2,829 mm, drive type: Treibgas, LPG forklift ISO class: ISO class 3 = 2,500 - 4,999 kg Mast type: Triplex Condition: Ready for operation and fully functional Technical condition: good Description: Half cabin 3rd valve, 4th valve, Bledez Axg Sjpfx Ahmen

Condition: used, Year of construction: 2019, operating hours: 14,144 h, lifting height: 5,880 mm, fuel type: diesel, mast type: duplex, fork length: 1,500 mm, fork width: 1,750 mm, total height: 4,100 mm, total length: 3,300 mm, total width: 2,230 mm, color: red, Empty weight: 13.050 kg Lifting capacity: 8.000 kg Price: On request - Year: 2019 - Documentation available: Yes - CE marking present: Yes - CE certificate present: No - Serial number: H2X396V01548 - Operating hours: 14144 - Lifting capacity: 8000kg - Lifting height: 5878mm - Overhead clearance: 4100mm - Fork length: 1500mm - Maximum fork width: 1750mm Bledpfszta Husx Ahmsn - Minimum fork width: 400mm - Number of wheels: 4 Wheels - Attachment: 3rd+4th valve to fork carriage - Options: License Plate, Work lights, Heating, Full cabin - Mast: Duplex - Drive: Diesel - Motor brand: Deutz - Transport dimensions: 3300mm x 2232mm x 4100mm (l x w x h) - Transport weight [kg]: 13050kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Lukas van Rossum

Condition: used, Year of construction: 1996, operating hours: 9,944 h, lifting height: 3,900 mm, fuel type: diesel, mast type: duplex, fork length: 1,500 mm, fork width: 2,300 mm, total height: 3,200 mm, total length: 3,600 mm, total width: 2,230 mm, color: red, Empty weight: 11.000 kg Lifting capacity: 8.000 kg - Year: 1996 - Documentation available: Yes - CE marking present: Yes - CE certificate present: No - Operating hours: 9944 - Lifting capacity: 8000kg - Lifting height: 3900mm - Overhead clearance: 3200mm - Free lift: 0mm - Fork length: 1500mm - Maximum fork width: 2300mm - Minimum fork width: 580mm - Number of wheels: 4 Wheels - Attachment: Rotator fork positioner - Options: License Plate - Mast: Duplex - Drive: Diesel - Motor brand: Deutz - Transport dimensions: 3600mm x 2233mm x 3200mm (l x w x h) - Transport weight [kg]: 11000kg Bodpoyzy Hgsfx Ahmsln - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Lukas van Rossum