Used Isotherm Nitrogen for sale (388)

Year of construction: 2025, condition: new, New OS-225-NX Nitrogen PSA Generator with the delivery for 505.2 Nm³/h at 5 bar (g) and a purity of 98.0 % (Other interpretations on request) Requirements for the compressed air supplied on site: Volume flow 20.21 m³/min Pressure 7 bar (g) Temperature: + 10°C to +50°C Compressed air quality according to ISO 8573: 1.4.1 Specification of Nitrogen Obtained: Volume: 505.2 Nm³/h Nitrogen pressure: 5 bar (g) Purity: 98.0% Nedpfxewa I Ebe Akuoct Equipment: Nitrogen Generator OS-225-NX Compressed Air - Pressure Dew Point Sensor Air-Purity-Control Siemens S7 Touch Control Panel Flow Meter -Inlet and outbound filtration Purity Sensor & Analysis -Stainless steel piping -Input and output controls -Output needle valve (flow regulator) -Output pressure sensor -Multi-language touch control panel -Working hours display Visit our business premises in Erlangen. On over 450 square meters of exhibition space you will find a large number of used and new compressors.

Condition: used, functionality: fully functional, Air Liquide Arpege 55 Liquid Nitrogen Container With Storage Racks. Ncedpsupttgsfx Akujt Main characteristics include: - Aluminum vessel for both the long holding time and large capacity line: - Long holding time - Large capacity - Light weight and resistant - High quality polyurethane paint - On wheels Good working condition. Please check out our other listings as well.

Condition: new, Year of construction: 2018, Available: 3 pieces (new) Nedpfsvdty Tsx Akuoct Parker MADIGAS nitrogen generators are used to produce nitrogen gas from compressed air and are an economical, reliable and safe alternative to traditionally supplied nitrogen in cylinders or in liquid form. Nitrogen is used as an inert, clean and dry gas to eliminate oxygen from products and processes Overall dimensions W 450 x D 609 x H 1034 mm. Minimum/maximum operating pressure 6/10 bar Weight 196 kg Volume 29.3 l Voltage 110/230 V Year of manufacture: 2018

Condition: ready for operation (used), functionality: fully functional, machine/vehicle number: SLM250182820, Year of construction: 2018, total length: 110 mm, total width: 100 mm, laser power: 250 W, laser wavelength: 1,070 nm, type of cooling: air, No reserve price - guaranteed sale to the highest bidder! TECHNICAL DETAILS Laser System Laser type: Fiber laser Laser power: 250 W Wavelength: 1,070 nm Spot size: 40 µm Cooling: Air cooling Ncedpfx Akey Sm D Heuot Process Chamber Process atmosphere: Low-oxygen environment Shielding gas: Argon / Nitrogen Max. extraction system flow rate: 190 m³/h Coating System Coater: Precision coater with rotary guide Coating blade: Steel, rubber, or brush system Micrometer screws: For optical alignment of the coater MACHINE DETAILS Printing Process: SLM (Selective Laser Melting) process Operation Control model: 12" Microsoft Surface Pro 3 tablet Control type: Tablet-based control and monitoring Build Volume and Powder Reservoir Build volume: 100 mm x 110 mm Reservoir volume: 110 mm x 200 mm EQUIPMENT Integrated extraction system Cartridge system for quick and safe metal powder replacement Monitoring and adjustment of process parameters Cloud manufacturing technology Accessories as shown in the images

Condition: new, functionality: fully functional, Year of construction: 2026, control type: CNC control, degree of automation: semi-automatic, actuation type: electric, controller manufacturer: Bodor, laser type: fiber laser, laser source manufacturer: Bodor, laser power: 12,000 W, warranty duration: 60 months, Equipment: CE marking, centralized greasing system, cooling unit, documentation/manual, dust extraction, emergency stop, fume extraction, nozzle changer, safety light barrier, All-round sheet fiber laser metal cutting machine Equipped with automatic functions of nozzle changing and one-click processing, P-Series is competent for all cutting demands. Flake graphite in the cutting machine bed improves greatly the shock absorption and wear resistance, and residual stress almost disappears after age hardening, therefore, precision and lifetime of the equipment are improved, and costs saved. The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. The fully closed-loop control adjusts according to feedback to ensure that the actual motion position is consistent with the theoretical input value. With One-click Processing, one laser cutter is able to process multiple sheets in batches with a one-off setup, achieving batch processing. Condition: New Laser Type: Fiber Laser Laser Power: 1500W - 30000W Cutting Area: 3048*1524mm - 6100*2500mm Cutting Speed: 0-169m/min Positioning accuracy: ±0.03mm - ±0.05mm Repositioning accuracy: ±0.02mm - ±0.03mm Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT Ncodpfohwhf Ajx Akuot CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: new, Year of construction: 2025, Entry-level sheet fiber laser metal cutting machine Lower laser cutting cost and easy operation The modular cutting machine table with stiffeners saves time for disassambly and improves convenience and rigidity. The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. Applicable Material: metal Condition: New Laser Type: Fiber Laser Ncedpfxehwrgtj Akujt Laser Power: 1000W, 1500W, 2000W, 3000W Cutting Area: 3000*1524mm Positioning accuracy: ±0.05mm Repositioning accuracy: ±0.03mm Cutting Speed: 0-100m/min Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: new, Year of construction: 2022, Base sheet fiber laser metal cutting machine with full protection Maximum cutting area reaches up to 12000mm*2500mm, suitable for a variety of cutting options. The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Cutting performance and efficiency are improved by maintaining gas flow steady with little turbulence. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. The cutting process works even at the edge of thin sheets, and ensures no chatter marks. With One-click Processing, one laser cutter is able to process multiple sheets in batches with a one-off setup, achieving batch processing. Ncsdpfxehwhfqj Akust Condition: New Laser Type: Fiber Laser Laser Power: 1000W - 40000W Cutting Area: 3048*1524mm - 12500*2600mm Cutting Speed: 0-110m/min Positioning accuracy: ±0.05mm Repositioning accuracy: ±0.03mm Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: new, Year of construction: 2025, Entry-level sheet fiber laser metal cutting machine Lower laser cutting cost and easy operation The modular cutting machine table with stiffeners saves time for disassambly and improves convenience and rigidity. Njdehv Hkaspfx Akuect The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. Applicable Material: metal Condition: New Laser Type: Fiber Laser Cutting Area: 3000*1500mm Cutting Speed: 0-40000mm/min Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT Cutting Thickness: 0-30mm CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: like new (used), Year of construction: 2014, FOUR-BELT TWO-LINE FURNACE - Brand: IKEO (Italy), year 2014 o Inlet dimensions: 80*35 o Conveyor speed: 0.1 to 3 m/min o Heating chamber dimensions: 80*35*1140 o Cooling chamber dimensions: 80*35*1525 o Temperature: 1100°C Ncjdjymdzqjpfx Akuot o Conveyor belt made of thin stainless steel sheet o Atmosphere: Nitrogen + H2 or Argon o Power: 25 kW This furnace will only be available in June. Viewings possible in Switzerland.

Year of construction: 1998, condition: used, temperature: 200-210 °C throughput speed: 1000 mm/min max. workpiece length: 200 mm total power requirement: 50 kw Nsdpfeu Rwausx Akujct weight of the machine ca.: ca. 2,0 t - Soldering device for circuit boards (e.g. Type: SMD &/or Composite design) and drying SMD adhesive. - Soldering unit works with functions -->intake - flow - soldering - cooling - With software functions. - Can be integrated in a production line. Further technical details: - Inert gas with Nitrogen 30 m³/h; 6 - 10 bar over pressure - Water requirement: 20 Liter/min; 2 - 5 bar over pressure - Exhaust quantity: 1000m³/h - electr. Operation capacity: 12 kW - room required: L: 6500 + loading station 2000 x W: 1400 x H: 2100mm Supplementary equipment incl.: - Automatic stacker LSB 03 with reloading device and discharge conveyor for intake of e.g. circuit boards - Plant is applicable as spare part deliverer or for refurbishment or rebuild. - Documentation available - Machine is CE98 certified On sale as is.

Condition: used, Technical details: tank capacity: 250 l overpressure : - bar motor: - dimensions L x W x H: auf Anfrage m There are 5 hydraulic pump units available for sale. (price per piece) Device no. 1 + no. 2 + no. 6: Ncodou N E N Ijpfx Akuot Features: Operating pressure max. 150 bar, connection Ø outside 30; 45; 52mm, capacity 250 litres, nitrogen capacity 20 litres Pressure 90 bar Device No. 4 Features. Operating pressure 160 bar, connection Ø outside P2=30; P1=45: Operating pressure 160 bar, connection Ø outside P2=30; P1=45; T=52; L=26mm, capacity 250 litres, nitrogen capacity 2x 10 litres Pressure 54 bar Device No.7 Features. year of construction 2001, operating pressure 100 bar: year of construction 2001, operating pressure 100 bar, connection Ø outside P2/P3=26, P1=22; L=36mm, capacity 160 litres, nitrogen capacity 10 litres pressure 90 bar *

Year of construction: 1998, condition: used, Technical details: temperature: 200-210 °C throughput speed: 1000 mm/min max. workpiece length: 200 mm total power requirement: 50 kw weight of the machine ca.: ca. 2,0 t - Soldering device for circuit boards (e.g. Type: SMD &/or Composite design) and drying SMD adhesive. - Soldering unit works with functions -->intake - flow - soldering - cooling - With software functions. - Can be integrated in a production line. Further technical details: - Inert gas with Nitrogen 30 m³/h; 6 - 10 bar over pressure - Water requirement: 20 Liter/min; 2 - 5 bar over pressure Ncedpfx Aju Rnd Dokujt - Exhaust quantity: 1000m³/h - electr. Operation capacity: 12 kW - room required: L: 6500 + loading station 2000 x W: 1400 x H: 2100mm Supplementary equipment incl.: - Automatic stacker LSB 03 with reloading device and discharge conveyor for intake of e.g. circuit boards - Plant is applicable as spare part deliverer or for refurbishment or rebuild. - Documentation available - Machine is CE98 certified On sale as is. *

Condition: used, Technical details: tank capacity: - l overpressure : - bar motor: 1400 U/min total power requirement: 3,0 kW weight: 312 kg dimensions L x W x H: 1,05 x 0,67 x 1,94 m Nodpfx Aksu N E Nhjusct application use of hydraulic components operation pressure min/max.: 60/70 bar - nitrogen 54 bar - hydr. tank size L: 630 x W: 440 x H: 380mm with 100 Liter content *

Year of construction: 2019, condition: used, Technical details: control: Sinterit Studio 2019 Open voltage: 220/50 V / Hz total power requirement: 1,0 (max. 1,8) kW weight of the machine approx.: 90 kg dimensions: 690 x 510 x 900 mm Ncsdpfxou N Auuj Akust SLS Laser System IR Laser Diode 5 (W) Max. Print distance diagonal: 316mm Flexa/TPE - high accuracy max. print volume 110 x150 x 250mm PA - high accuracy max. print volume 90 x130 x 230mm X/Y accuracy: 0.05mm table size/working space: 150 x 200 x 260mm built-in nitrogen chamber nitrogen consumption: 0,48 m³/h heating system with max. chamber temperature: 200°C Accessories: Glass plate (Laser Protective Glass) 1x USB (software accessible), Software Sinterit Studio 2019 open, supported formats STL,OBJ,3DS,FBX,DAE,3MF, operating system MS Windows Light source (Set of Infrared heaters 24V) various bottles with polyamide powder div. small parts *

Condition: used, Technical details: tank capacity: 800 l overpressure : zul./max.=ca.100 bar motor: 5 weight: ca. 2,4 t Hydraulic Pressure Storage Plant Ncjdpfsu N Ervox Akuot - aggregate= LxWxH=2,48x1,73x2,13m - oil tank :LxWxH=2,0x1,1x0,5m - 5 motors ( from 3,8 up to 66 kW) - coolant: nitrogen - 5 pumps iD. *

Condition: used, Used hydrogen plant designed to produce high purity hydrogen and carbon monoxide from natural gas. Built by Air Liquide and first operated in 2015, shut down in August 2024. Output capacity as follows: - Hydrogen 60000 Nm3/hour with 99.99% purity. - Carbon monoxide 14500 Nm3/hour with approximately 99% purity. (Actual purity depends on volume of nitrogen in the natural gas feedstock.) - Superheated 40 bar steam by-product. The HyCO plant includes the following (5) main sections: - Syngas generation / steam reforming and steam generation - Gas cooling - CO2 scrubbing - Gas drying and cryogenic dismantling - Pressure swing adsorption (PSA) Also included: sub-systems for provision of operating resources, flare system, process control and safety shutdown system. Nsdpfxsy Ryrbj Akuect

Condition: new, functionality: fully functional, Year of construction: 2026, control type: CNC control, degree of automation: semi-automatic, actuation type: electric, controller manufacturer: Bodor, All-round sheet fiber laser metal cutting machine Equipped with automatic functions of nozzle changing and one-click processing, P-Series is competent for all cutting demands. Flake graphite in the cutting machine bed improves greatly the shock absorption and wear resistance, and residual stress almost disappears after age hardening, therefore, precision and lifetime of the equipment are improved, and costs saved. The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. Ncodpfx Akehwaapouot The fully closed-loop control adjusts according to feedback to ensure that the actual motion position is consistent with the theoretical input value. With One-click Processing, one laser cutter is able to process multiple sheets in batches with a one-off setup, achieving batch processing. Condition: New Laser Type: Fiber Laser Laser Power: 1500W - 30000W Cutting Area: 3048*1524mm - 6100*2500mm Cutting Speed: 0-169m/min Positioning accuracy: ±0.03mm - ±0.05mm Repositioning accuracy: ±0.02mm - ±0.03mm Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: new, functionality: fully functional, Year of construction: 2026, Base sheet fiber laser metal cutting machine with full protection Maximum cutting area reaches up to 12000mm*2500mm, suitable for a variety of cutting options. The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting. Cutting performance and efficiency are improved by maintaining gas flow steady with little turbulence. Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. The cutting process works even at the edge of thin sheets, and ensures no chatter marks. With One-click Processing, one laser cutter is able to process multiple sheets in batches with a one-off setup, achieving batch processing. Condition: New Laser Type: Fiber Laser Laser Power: 1000W - 40000W Cutting Area: 3048*1524mm - 12500*2600mm Cutting Speed: 0-110m/min Nodpfxjhwaa Es Akujct Positioning accuracy: ±0.05mm Repositioning accuracy: ±0.03mm Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: used, Year of construction: 2008, Manufacturer: Haarslev Model: HFMI2000 / HF300GH Year: 2008 Condition: Used Serial number: 305649 Stock number: 3366 Mixer: double paddle mixer Capacity: 2000 liters Plate diameter: 300 mm Infeed height: 2850 mm Discharge height: 950 mm Compressed air: 6 - 8 Bar Power: 3 x 400V, 50Hz, 88kW Dimensions: 4950 x 3550 x 3550 mm Mixer cooled with nitrogen injection. Nodpfx Aey S Rrhekuoct Haarslev HF10 product hopper of 2000 liters with ribbon mixer and 11kW pump. Haarslev HF300GH 300mm mincer head of 55kW. Includes two accessory carts.

Condition: ready for operation (used), Year of construction: 2006, operating hours: 37,364 h, laser power: 1,500 W, travel distance X-axis: 3,000 mm, number of axes: 3, This 3-axis TRUMPF Trumatic L 3050 was manufactured in 2006. It features a powerful 6,000 W CO₂ laser and a generous working area of 3,000 × 1,500 mm. If you are looking to get high-quality laser cutting capabilities, consider the TRUMPF Trumatic L 3050 CO₂ laser cutting machine we have for sale. Contact us for further details. Nodpfx Aksynlhnjusct • Laser Power: 6000 W • Laser Type: CO₂ • Supply Voltage: 400 V / 50 Hz • Connected Load: 109 kVA • Control Voltage: 24 V • Required Fuse Protection: 3 × 160 A • Compressed Air Connection: 7–10 bar • Nitrogen Connection (N₂): 30 bar • Oxygen Connection (O₂): 20 bar • Working Area (Sheet Format): 3000 × 1500 mm

Condition: new, Year of construction: 2025, The Senfeng NT series profile lasers is a profile laser with 3 jaw plates and a horizontal machine frame. Suitable for medium to large production requirements with light to medium industrial requirements. The NT series can be extensively equipped with loading and unloading systems and can be equipped with up to a 6 kilowatt laser source. Because the NT series is equipped with a 3rd jaw plate, you can achieve up to 0 mm tailing and high accuracy when processing longer length profiles. With Senfeng we offer fiber lasers at a competitive price with service from our own mechanics. Besten Machines has been a dealer for metalworking machines for more than 25 years. We already have more than 50 Senfeng lasers operational in the Benelux and support and install this with our own Dutch employees. Ncodpfx Aksvvh Tljuet In addition, we have a large stock of spare parts to be able to offer a high level of service. Technical data: - Laser Wave length: 1020 nm – 1080 nm - Maximum tube length: from 3200 - 15200 mm - Maximum profile weight: 700 kg - Tube cutting capacity: Ø 10 - 350 mm - Tube cutting capacity: 10x10 - 350x350 mm - Speed of rotation of the chucks: Depending on the size of the chucks - Speed of the axes: Depending on the size of the chucks - Operating voltage: 400V / 50Hz ± 5% - Tailing (residual material): 0 mm - Cutting gases: Oxygen, Compressed air, Nitrogen ===== In addition, the machine is equipped with the following options: - Control: TubePRO - Follow-up supports controlled by a ball screw. This means that unequal profiles are continuously supported and you can process material more accurately - Valve for collecting small pieces. This is opened and closed in the control with an air cylinder - Pneumatic jaw plates, for fast and precise clamping - Various automations possible - Aviation aluminum beam - Cutting head: Depending on the power - Proportional pressure control for Oxygen (low pressure), Nitrogen (high pressure), and Air (high pressure with reducer for low pressure) - Water cooler - Power stabilizer - Automatic lubrication unit

Year of construction: 1999, condition: ready for operation (used), Workpiece dimensions: 4000x2000x20mm, laser power: 4kW, connected load: 88kVA, nitrogen/ oxygen connection: 30/ 20bar, control system: Siemens 840D, length: 7000mm, width: 3600mm, height: 2300mm, weight: 12.5t. An on-site inspection is possible. Ncsdpey T N Iksfx Akuet

Condition: used, Year of construction: 1997, open-circuit voltage 280 - 320 VDC current intensivity 30 - 80 A output voltage 140 VDC cutting medium Air / Nitrogen total power requirement ca. 11,2 kW weight of the machine ca. 40 kg dimensions of the machine ca. 0,90 x 0,35 x 0,50 m Plasma Cutting Machine HYPERTHERM - Hypertherm Powermax 1100 ERTHERM RT 80 hand torch - Recommended cutting capacity: 22 mm - Maximum cutting capacity: 29 mm - Severing capacity: 38 mm - Gas: Air or nitrogen Nsdoym D Anspfx Akuoct - Gas inlet pressure: 6.1 bar - Gas flow rate: 189 l/min

Condition: used, TECHNICAL DETAILS - Useful dimensions : 400 x 450 x 600 [mm] - Volume of the heating chamber : 96 [dm3] - Max. load : 250 [kg] - Max. temperature : 1400 [°C] - Max. operating temperature : 260 - 1350 [°C] - Maximum convection heating temperature : 750 [°C] - Heating time from 50°C to 1250°C : 60 [min] - Chamber cooling time from 1200°C to 200°C : 2 [min] PUMP UNIT - Mechanical primary pump : Drystar GV160 * Pumping speed : 160 [m3/h] * Power : 7.5 [kW] - Roots-type pump : Edwards EH1200 * Pumping speed : 500 [m3/h] * Power : 3 [kW] - Diffusion pump : Edwards HT16B * Pumping speed : 6.500 [l/s] * Power : 9 [kW] GAS - Cooling gas : Argon or Nitrogen - Power : 90 [kW] Water - Min. / max. pressure (inlet) : 2.5 / 3.0 [bars] - Min. / max. pressure (outlet) : 0 / 0.5 - Flow rate for heat exchanger during cooling phase : 400 [lpm] - Furnace chamber flow rate : 200 [lpm] - Max. inlet temperature : 30 [°C] - Max. inlet temperature (DP) : 25 [°C] POWER SUPPLY - Supply voltage : 400 [V] - Total installed power : 120 [kVA] WEIGHT & DIMENSIONS Ncedpfey T Snmjx Akuet - Machine floor space : 4.682 x 4.356 [mm] - Machine height : 3.242 [mm] - Machine weight : 5000 [kg] EQUIPMENT - CNC : Siemens S7

Condition: used, TECHNICAL DETAILS - Useful dimensions : 400 x 450 x 600 [mm] - Volume of the heating chamber : 96 [dm3] - Max. load : 250 [kg] - Max. temperature : 1400 [°C] - Max. operating temperature : 260 - 1350 [°C] - Maximum convection heating temperature : 750 [°C] - Heating time from 50°C to 1250°C : 60 [min] - Chamber cooling time from 1200°C to 200°C : 2 [min] PUMP UNIT - Mechanical primary pump : Drystar GV160 * Pumping speed : 160 [m3/h] * Power : 7.5 [kW] - Roots-type pump : Edwards EH1200 * Pumping speed : 500 [m3/h] * Power : 3 [kW] - Diffusion pump : Edwards HT16B * Pumping speed : 6.500 [l/s] * Power : 9 [kW] GAS - Cooling gas : Argon or Nitrogen - Power : 90 [kW] Water - Min. / max. pressure (inlet) : 2.5 / 3.0 [bars] - Min. / max. pressure (outlet) : 0 / 0.5 Nedpfx Ajy T Sngekuect - Flow rate for heat exchanger during cooling phase : 400 [lpm] - Furnace chamber flow rate : 200 [lpm] - Max. inlet temperature : 30 [°C] - Max. inlet temperature (DP) : 25 [°C] POWER SUPPLY - Supply voltage : 400 [V] - Total installed power : 120 [kVA] WEIGHT & DIMENSIONS - Machine floor space : 4.682 x 4.356 [mm] - Machine height : 3.242 [mm] - Machine weight : 5000 [kg] EQUIPMENT - CNC : Siemens S7