As a reliable manufacturer specializing in high-performance relays, we proudly present the SQ3 Relay – specifically designed for industrial, automotive, and outdoor applications where stringent requirements for reliability, durability, and power handling are essential.
1. Engine starter motor control
2. Battery pack power management
3. Auxiliary power distribution systems
Limiting continuous current 150 A at 85°℃
Current switching ability up to 300 A
Suitable for voltage levels up to 42 V
Heat, moisture and vibration resistant
Dustproof and sealed type
| Contact Parameters | Value |
| Contact arrangement | A/X |
| Contact rating | A: 150A 14VDC; X: 100A 14VDC |
| Voltage drop | ≤200mV |
| Electrical endurance | 5×10⁴ ops |
| Mechanical endurance | 1×10⁷ ops |
| Coil Parameters | Value |
| Nominal voltage | 12VDC/24VDC/42VDC |
| Power dissipation | 4.4W, 4.6W, 5.0W, 5.5W |
| Pick-up voltage | ≤7.2V (12VDC); ≤14.4V (24VDC) |
| Drop-out voltage | ≥1.2V (12VDC); ≥2.4V (24VDC) |
| Other Parameters | Value |
| Ambient temperature (°C) | −40°C~+125°C |
| Dielectric strength (Coil & contacts, 1min) | 500VAC |
| Dielectric strength (Open contacts, 1min) | 500VAC |
| Insulation resistance (500VDC) | 100MΩ |
| Wiring diagram (Bottom view) |
|
| Installation hole drawing (Bottom view) | |
| Termination | SCREW (screw terminal) |
| Weight | 230g |
Address
CW7, Area A, Zhejiang Yuandong Industrial City, Yuyao City, Zhejiang Province, China
Tel
