Sealed High Voltage DC Contactor 350A 750VDC for Electric Vehicles and Solar Power Systems
Price:
Negotiation
MOQ:
120 PCS
Delivery Time:
15 working days after payment
Brand:
TY
Product Description
Product Overview
This sealed small light high voltage DC contactor delivers exceptional performance for demanding power supply switching applications. With a compact design weighing only 0.38kg, it provides reliable operation across extreme temperature ranges from -55°C to 85°C.
Applications
- Mining drive and control systems
- Electric vehicles and mobile mining equipment
- Aviation mobile devices and backup power supply systems
- Hydrogen fuel cell drive systems
- Ships, underwater equipment, and solar power systems
- Large mobile power supply circuits
Technical Specifications
| Parameter | Specification |
|---|---|
| Contact Arrangement (Main) | SPST-NO |
| Rated Operating Voltage | 12-750VDC/VAC |
| Rated Carrying Current | 350A (1/0 cable - 53mm² cross-section) |
| Maximum Carrying Current | 2000A (1 second), 600A (60 seconds), 400A (600 seconds) |
| Maximum Cut-off Current | 2000A, 320VDC (one time) |
| Contact Resistance | 0.4mΩ max, 0.3mΩ typical at 350A |
| Mechanical Life | 300,000 cycles |
| Operating Temperature Range | -55°C to 85°C |
| Weight | 0.38kg (without nuts/washers) |
Key Features
- Advanced ceramic construction matching space program standards
- Hermetically sealed design prevents arcing leakage and fire risks
- Excellent temperature resistance from -55°C to 85°C
- Compact size with high current handling capacity up to 2000A
- Sealing chamber protects against contact oxidation and melting
- Suitable for harsh environments including immersion and extreme pressures
- Position-insensitive mounting for flexible installation
- Long operational life with 300,000 cycle mechanical durability
Product Images
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Nanjing Tianyi Automobile Electric Manufacturing Co., Ltd.
Location
No. 8 Kaiping Road, Dongping Industrial Cluster, Lishui, Nanjing, Jiangsu Province, China
Contact Person
Vicky