TL919 Series 150A Bistable Latching Relay
Model:
TL919-150A
Category: Magnetic Latching Relay, products
- Rated Current: 150A
- Rated Voltage: 250VAC
- Max Voltage: 440VAC
- Coil Voltage Options: 6V, 9V, 12V, 24V DC
- Coil Type: Single or Dual
- Auxiliary Contact: Optional
- Operate Voltage: ≤70% of rated voltage
- Pulse Width: ≥50ms
Product Introduction
Product Features
- 150A contact switching capability with high reliability
- Low power consumption with pulse drive operation
- Magnetic arc extinguishing technology for enhanced safety
- Available in single coil and dual coil versions
- 4kV withstand voltage between contacts and coil
- Compliant with RoHS and IEC62055-31 UC3 standards
- CE certified for quality assurance
- Compact dimensions: 47.1mm × 34.5mm × 22.45mm

Product Specifications
| Parameter | Value |
|---|---|
| Rated Load | 150A 250VAC |
| Max Switching Current | 150A |
| Max Switching Voltage | 440VAC |
| Max Switching Power | 37,500VA |
| Contact Material | Silver Alloy |
| Contact Resistance | ≤1mΩ |
| Operate/Release Time | ≤20ms |
| Insulation Resistance | ≥1,000MΩ (DC500V) |
| Dielectric Strength | Contact to Contact: AC2,000V; Contact to Coil: AC4,000V |
| Ambient Temperature | -40°C to +70°C |
| Humidity | 5% to 85% RH |
Key Parameters
- Rated Current: 150A
- Rated Voltage: 250VAC
- Max Voltage: 440VAC
- Coil Voltage Options: 6V, 9V, 12V, 24V DC
- Coil Type: Single or Dual
- Auxiliary Contact: Optional
- Operate Voltage: ≤70% of rated voltage
- Pulse Width: ≥50ms
- Lifetime: 300,000 cycles mechanical; 3,000 cycles electrical at 150A 250VAC
Application Areas
The 150A bistable latching relay is widely used in:
- Electric Vehicle (EV) Charging Stations
- Power Distribution Units (PDUs)
- Industrial Control Systems
- Energy Management and Smart Metering
- Renewable Energy Systems
- Telecommunication Power Supplies
- Automotive and Marine Power Control
Contact Info
- Phone: +86-0755-28029319
- Email: lingyuanbin@mingni.cn
- Address: 2nd Floor, Building 1, Jingsheng Industrial Zone, 119 Huafan Road, Dalang Subdistrict, Longhua District, Shenzhen.




