




147,15 €/ pieceexcl. VAT
178,05 €incl. VAT
20 In stock - Estimated delivery date 22.09.2026Live Order Tracking
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Brand | ECON® |
Type | 7901 |
Transmission | Quarter turn |
Model | SR20 |
Operating principle | Single acting, spring closing |
Top flange standard | ISO 5211 |
Mounting flange | F05 |
Stem shape | Double square |
Square type | Double square |
Square dimensions | 11 mm |
Torque single acting start air 6 bar | 13.2 Nm |
Torque single acting end air 6 bar | 9.3 Nm |
Torque single acting start spring 6 bar | 12.4 Nm |
Torque single acting end spring 6 bar | 8.4 Nm |
Spring set at 6 bar signal pressure | S12 |
Material housing | Aluminium |
Housing surface protection | Anodized |
Material cover | Aluminium + Epoxy |
Spindle material | Steel |
Material bolts | Stainless steel |
Ambient temperature | from -20 to 80 °C |
Top flange connection | NAMUR (VDI/VDE 3845) |
Distance of mounting holes | 80x30 |
Shaft height | 30 mm |
Square depth | 14 mm |
With mechanical setting indicator | Yes |
Puck for sensor | Yes |
Connection standard air supply | NAMUR (VDI/VDE 3845) |
Air supply connection | 1/4" (8) internal thread (BSPP) |
Type coding actuator | SR20 |
A | 154 mm |
B | 71 mm |
H | 70 mm |
Weight | 1.3 kg |