Product data sheet
Valve
3-123-21-1004-3702-F,
November 4, 2025
Seat Valve electrically force-controlled
Series 3/123-1004-Cryo
Valve 3/123-21/1004/3702-F AC
2/2-way solenoid valve made of brass/PTFE in cryogenic design for liquefied gases LN2 - liquefied nitrogen down to -196°C and LCO2 - liquefied carbon dioxide down to -70°C. The valve is specially cleaned inside and out, free of oil and grease, marked and packed in foil or PU bags.
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Valve 3/123-21/1004/3702-F AC
Datasheet explicit
| Version | 3/123- | |
| Type of valve | Seat Valve electrically force-controlled | |
| Connection type, valve seat | 21 | G1/4 13mm |
| Kv-value (Δp = 1 bar H₂O) | 1.8 m³/h | |
| Housing | 10 | CW617N brass |
| Sealing | 04 | PTFE |
| Voltage type | 3 | AC |
| Solenoid power | 70 | 25W (obsolet 01/2025) |
| Protection class | 2 | IP65 |
| Valve option | F | normally closed + free of Oil/grease + dry |
| Pressure rating | PN40 | |
| System pressure | 0 - 40 bar | |
| Valve type | 12V, 24V, 48V, 110V, 120V, 220V, 230V, AC | |
| 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 Connector w. rectifier & VDR EN 175301-803 A | IP65 when installed | Connectable cables Ø 4.5-11mm max.1.5mm² | 1 Solenoid .702 Duroplast K05170XX | 100% duty cycle | rotatable 360° | |
| Valve option | F | normally closed + free of Oil/grease + dry |
| Description | Valve opens with continuous voltage | Innerparts dry and specially cleaned | labelled, sealed in a bag | |
| Leakage rate | B - 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 |