Pneumatic connector TNS12-S1 H2
malelow-noisefor gas

Pneumatic connector - TNS12-S1 H2 - WEH GmbH Verbindungstechnik - male / low-noise / for gas
Pneumatic connector - TNS12-S1 H2 - WEH GmbH Verbindungstechnik - male / low-noise / for gas
Pneumatic connector - TNS12-S1 H2 - WEH GmbH Verbindungstechnik - male / low-noise / for gas - image - 2
Pneumatic connector - TNS12-S1 H2 - WEH GmbH Verbindungstechnik - male / low-noise / for gas - image - 3
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Characteristics

Type
pneumatic
Connection type
male
Electrical characteristics
low-noise
Product applications
for gas
Domain
sealing, for installation
Other characteristics
panel-mount, corrosion-resistant
Operating temperature

Min.: -40 °C
(-40 °F)

Max.: 105 °C
(221 °F)

Description

Product Overview
The WEH® TNS12-S1 H₂ service receptacle is designed for draining hydrogen systems on hydrogen-powered vehicles and industrial installations. It is mounted on the vehicle body or system panel and allows controlled emptying of the hydrogen circuit. The receptacle is self-locking and works with the WEH® TW110 H₂ service connector for safe discharge operations.

Features & Benefits
  • Integrated shut-off valve
  • Noise-reduced discharge to reduce chatter
  • Sealing-friendly design to protect seals and fittings
  • Includes protective cap


Application
Service receptacle for draining hydrogen systems. Operation by trained personnel only. Not intended for self-service use. Attention: must not be used for filling.

Technical Data
Technical nominal size: 3 mm
Nominal pressure (PN): 2.11 MPa
Max. allowable operating pressure (PS / MAWP): 2.9 MPa
Temperature range: -40°C to +105°C
Media inlet: UN 11/16"-16 for sealing with O-Lok® Face Seal* for tube Ø 10 (3/8") (male thread)
Material: Corrosion resistant
Sealing material: Hydrogen resistant

Technical specifications
  • Brand: WEH®
  • Model / Part no.: TNS12-S1 H₂
  • Technical nominal size: 3 mm
  • Nominal pressure (PN): 2.11 MPa
  • Max. allowable operating pressure (PS / MAWP): 2.9 MPa
  • Temperature range: -40°C to +105°C
  • Media inlet: UN 11/16"-16 (O-Lok® Face Seal) for tube Ø 10 (3/8") (male thread)
  • Material: Corrosion resistant
  • Sealing material: Hydrogen resistant
  • Intended use: Service receptacle for draining hydrogen systems (not for filling)

Exhibitions

Meet this supplier at the following exhibition(s):

Hydrogen Technology World Expo
Hydrogen Technology World Expo

20-22 Oct 2026 Hamburg (Germany)

  • More information
    ADIPEC
    ADIPEC

    2-05 Nov 2026 Abu Dhabi (United Arab Emirates)

  • More information

    Other WEH GmbH Verbindungstechnik products

    Refueling Systems Hydrogen

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.