Sanrong Electrionic Expansion Valve for refrigeration and air conditioning system
EEV Type - 12V DC Reduction Gear Stepper Motor Driven
SEH-25 R22 34 USRT, substitute for Danfoss ETS 25, Sporlan SERI-G, Carel E3V45, Emerson EX6
SEH / SEY are electionically operated step motor flow control valves used for precise liquid injection in evaporators for air conditioning, refrigeration, heat pumps, and chillers. The valve piston and linear positioning design is fully balanced, providing bi-flow feature as well as solenoid tight shut-off function. The valves are easily interfaced with microprocessor based controllers, including other companies supplied controllers.
Compatible to R22, R134a, R410A, R407C, etc.
Bipolar drive design providing precise positioning for optimal control of liquid injection
Balanced design providing bi-flow operation as well as solenoid tight shut-off function in both flow directions
High linear force output
Self lubricating materials used for long life
Unique built-in sight glass with moisture indicator
Internal and external corrosion resistant design
High reliability & low power consumption
| Model | Rated Capacity (USRT) | Conn. Size (AxB, ODF) | ||||
| R22 | R134a | R407C | R410A | inches | mm | |
| SEH-12.5 | 16 | 13 | 18 | 20 | 1/2 x 1/2 | 12 x 12 |
| 5/8 x 5/8 | 16 x 16 | |||||
| 7/8 x 7/8 | 22 x 22 | |||||
| SEH-25 | 34 | 27 | 37 | 41 | 1/2 x 1/2 | 12 x 12 |
| 5/8 x 5/8 | 16 x 16 | |||||
| 7/8 x 7/8 | 22 x 22 | |||||
| SEH-50 | 62 | 49 | 69 | 76 | 7/8 x 7/8 | 22 x 22 |
| 7/8 x 1-1/8 | 22 x 28 | |||||
| 7/8 x 1-3/8 | 22 x 35 | |||||
| 1-1/8 x 1-1/8 | 28 x 28 | |||||
| 1-1/8 x 1-3/8 | 28 x 35 | |||||
| SEH-100 | 115 | 91 | 129 | 141 | 1-1/8 x 1-1/8 | 28 x 28 |
| 1-1/8 x 1-3/8 | 28 x 35 | |||||
| 1-1/8 x 1-5/8 | 28 x 42 | |||||
| 1-3/8 x 1-3/8 | 35 x 35 | |||||
| 1-3/8 x 1-5/8 | 35 x 42 | |||||
| 1-5/8 x 1-5/8 | 42 x 42 | |||||
| SEY-250 | 319 | 252 | 349 | N/A | 1-1/8 x 1-1/8 | 28 x 28 |
| 1-3/8 x 1-3/8 | 35 x 35 | |||||
| 1-5/8 x 1-5/8 | 42 x 42 | |||||
| SEY-400 | 509 | 402 | 556 | N/A | 1-5/8 x 1-5/8 | 42 x 42 |
| 2-1/8 x 2-1/8 | 54 x 54 | |||||
If you need more details for this product, please feel free to contact us.
