On/Off 2 Ways / 2 Positions Valve
SF17-20, SF21-20
ESF17-20, ESF21-20
Overview
ESF17-20, ESF21-20 is a special application valve in the Metric special cavity cartridge valves / On/Off 2 Ways / 2 Positions Valve range.
Pressure
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Flow
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Interface
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PRODUCT INFORMATION
ESF17-20, ESF21-20 — product overview
Description
ESF17-20, ESF21-20 belongs to the Metric special cavity cartridge valves / On/Off 2 Ways / 2 Positions Valve range. Use the full model reference when requesting technical selection assistance. Compare the individual model rows below to select the required size and rating.
Operating principle
The hydraulic function and actuation arrangement depend on the exact model configuration. The matching circuit symbol and technical documentation define its operation.
General operating principle for this product type. Use the matching circuit symbol and exact model documentation for port-by-port behaviour.
Compare family specifications
| Model | Cavity | Capacity (l/min ) | Operating Pressure ( bar ) | Max. Pressure ( bar ) |
|---|---|---|---|---|
| SF17-20 | E17-2 | 70 | 210 | 390 |
| SF21-20 | E21-2 | 150 | 210 | 390 |
| Model | Internal Leakage (cc/min ) | Installation Torque ( Nm ) | Operating Temperature | Weight ( kg ) |
|---|---|---|---|---|
| SF17-20 | 0.15 | 54/66 | -35 ~ 100°C ( -31 ~ 212°F ) | 0.24 |
| SF21-20 | 0.15 | 80/100 | -35 ~ 100°C ( -31 ~ 212°F ) | 0.37 |
Ordering options in the reference chart
Options listed for the family are subject to confirmation for the selected size.
| A1 | 115 VAC |
|---|---|
| A2 | 230 VAC |
| D1 | 12 VDC |
| D2 | 24 VDC |
| DG | DIN connector |
| DL | Wire leads |
| N | Buna-N |
| V | Viton |
| E | EPDM |
| H | HNBR |
| U | Polyurethane |
Circuit symbols, dimensions and performance
These are family reference drawings. Check the model label on each drawing.
Need help with ESF17-20, ESF21-20?
Send the exact model code, quantity and operating requirements. Our team can confirm configuration, availability and quotation details.
Specify your configuration
Include these details with your quotation request:
- Complete model code and required quantity
- Operating pressure, required flow and fluid compatibility
- Mounting interface, cavity or port connections
Technical information
| Model | ESF17-20, ESF21-20 |
|---|---|
| Category | On/Off 2 Ways / 2 Positions Valve |
| Family | Valves |
Confirm pressure, flow, and cavity ratings during quotation.
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