Product data sheet
Valve
2-738-25-1004-S242-F-1U,
September 3, 2025
Seat Valve electrically force-controlled
Series 2/738-10-Cryo
Valve 2/738-25/1004/.242-F-1U AC, DC
The Type 2/738 is a shut-off valve specially designed for cryogenic applications, offering maximum functional reliability and dependable performance at media temperatures down to –196°C. Whether for liquid nitrogen, oxygen or other cryogenic media, this valve is the right choice when absolute tightness and safety are essential. Technical features
- Automatic opening when pressure rises behind the valve
- Adaptation to the application for maximum operational reliability
- Optionally available with limit switch for position feedback
For more information follow this link:
Valve 2/738-25/1004/.242-F-1U AC, DC
Datasheet explicit
Datasheet universal
datasheet 49MS-LIN 2/738 DN13-40
Others
Feedback contact RC27-S with sensor cable M12x1, NEW
Feedback contact RC27-S, obsolete
1U Setting instructions Limit switch RC27-S
Handling of oil and grease-free option F and OF
EC Declaration of Conformity
REACH Declaration
RoHS Declaration
STEP Files
049.003944_2-738-25-1004-S242-E6-F.stp
Videos
| Version | 2/738- | |
| Type of valve | Seat Valve electrically force-controlled | |
| Connection type, valve seat | 25 | G1 25mm |
| Kv-value (Δp = 1 bar H₂O) | 11.3 m³/h | |
| Housing | 10 | CW617N brass |
| Sealing | 04 | PTFE |
| Voltage type | -- | To be specified later |
| Solenoid power | 24 | 46W |
| Protection class | 2 | IP65 |
| Valve option | F-1U | normally closed + Reed contact 2-wire RC27-S + free of Oil/grease + dry |
| Pressure rating | PN40 | |
| System pressure | 0 - 20 bar | |
| Valve type | 12V, 24V, 48V, 110V, 120V, 220V, 230V, AC, DC | |
| Temperature Medium | from -196 °C to 80 °C | |
| Temperature Environment | from -40 °C to 40 °C | |
| Mounting position | Pipeline horizontal, Actuator vertical up | |
| Specific use case | Closed system (includes open system) | |
| scope of delivery | 1 valve, 1 Solenoid S242 Steel | humidity protected | Terminal box M16x1,5 | Cable clamping range 5-10mm | Valve MatchCode G0xx.xxxxxx.0xx.099.0xx | |
| Valve option | F-1U | normally closed + Reed contact 2-wire RC27-S + free of Oil/grease + dry |
| Description | Valve opens with continuous voltage | Reed contact | | Contact type: normally open contact | place of install.: top / horizontal | Signal: closed | M12 socket, 4-pin, angled, max. 0.75 mm² | B0040.000224 | Innerparts dry and specially cleaned | |
| Leakage rate | A - EN 12266-1 [Test medium air or nitrogen, 20°C room temperature] | |
| REACH-RoHS conformity | REACH Yes | RoHS Yes | |
| Customs export | Customs tariff number 84818079; Country of origin Germany; ECCN (US): N; AL: N |