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HIITIO HCF20B is a 1500VDC 20A ceramic-sealed high-voltage DC contactor with non-polar arc extinguishing, no risk of arc leakage, and continuous 20A carrying at 85°C. Ideal for EV auxiliary circuits, energy storage, and renewable energy systems.
Specification Table
| Parameter | Specification |
|---|---|
| Max. Switching Voltage | 1500VDC |
| Rated Current | 20A |
| Main Contact Type | SPST-NO |
| Auxiliary Contact | Nil |
| Coil Rated Voltage | 12VDC / 24VDC / 48VDC |
| Ambient Temperature | -40°C ~ +85°C |
| Ambient Humidity | 5% ~ 85% RH |
| Contact Voltage Drop | ≤0.09V (at 20A) |
| Limiting Short-time Current | 20A continuous; 30A (1h); 40A (20min); 80A (30s); 120A (10s); 200A (0.6s) |
| Operate Time | Max. 30ms |
| Release Time | Max. 10ms |
| Weight | Approx. 105g |
| Approvals | REACH, RoHS |

HCF20B/HQ32

HIITIO® was established in 2018 as a result of Hecheng Electric introducing a mature R&D team. HIITIO specializes in producing high-voltage DC electrical devices for EV, solar energy systems, and energy storage applications.
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