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The VALEMO Motorized Zone Valve DN20 is a 3-way, normally closed valve designed for heating and air conditioning systems. Featuring a corrosion-resistant stainless steel body, a high-performance motor with an all-metal gearbox, and dual microswitches for valve position feedback, it operates at 230 VAC and withstands pressures up to 20 bars. Its innovative FastFit design allows tool-free motor head removal, backed by rigorous testing over 100,000 cycles for reliable, long-term use.

| Manufacturer | Valemo Controls Ltd. |
| Part Number | V33B3-A3S |
| Product Dimensions | 10 x 2 x 2.7 cm; 1.05 kg |
| Item model number | 5 fils 3 voies DN20 |
| Size | 3 Wege DN20 |
| Style | 5 wires |
| Material | Aluminium, Rubber, Stainless Steel |
| Shape | 5 wires |
| Voltage | 230 Volts |
| Item Package Quantity | 1 |
| Maximum Pressure | 20 Bars |
| Certification | EN 1074, EN 1076, EN 1077 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 1.05 kg |
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