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300A High Voltage DC Contactor Product Introduction
The 300A high voltage DC contactor is a high-performance product developed for new energy systems, high-power energy storage platforms, and DC fast charging equipment. It is suitable for the DC 12V1500V voltage range, equipped with 12V/24V/48V coil drive, and the coil power is 66.5W. The contactor uses high-current silver alloy contacts and high-insulation strength packaging materials to maintain stable operation in high-voltage and high-frequency switching environments.
The product adopts an integrated heat sink and enhanced structural skeleton design to effectively suppress contact arcs and heat losses and extend service life. The compact shape is easy to install in limited space, especially suitable for highly integrated system platforms. Auxiliary contacts can be optionally equipped to achieve linkage logic control or status detection.
Product Features
⚡ High current carrying capacity: 300A high current continuously switched on and off to meet the needs of energy storage and heavy-duty equipment
Optimized heat dissipation design: integrated heat-conducting components to improve stability under high-power operation
Low-power control coil: coil power is only 6~6.5W, suitable for battery-powered systems
High-reliability contact structure: wear-resistant, anti-welding, suitable for frequent switching
Support auxiliary contact expansion: convenient for status feedback and remote monitoring
Compact structure, easy to integrate: suitable for internal installation of standard modular equipment
Typical application scenarios
✅ The joint way of the coil is very convenient
✅ Dimension: 80.5×63.9×72.2mm
✅ Weight: 430g
✅ IP Grade: IP67
✅ Mechanical life: 2x105 cycles
✅ Approval: UL, CE, TÜV
Application scenarios
Typical application areas:
DC main circuit control of industrial and commercial energy storage system (BESS)
DC output circuit disconnection protection of charging station
High-voltage system switching of electric trucks and electric mining equipment
Photovoltaic DC combiner box and inverter input control
Distributed DC power supply platform (such as IDC data center, computer room)
Railway vehicle DC auxiliary system circuit breaker control
Applications include electric vehicles, fast charging piles, battery switching and backup, high voltage DC voltage switching control, circuit protection and safety control.
300A High Voltage DC Contactor Product Introduction
The 300A high voltage DC contactor is a high-performance product developed for new energy systems, high-power energy storage platforms, and DC fast charging equipment. It is suitable for the DC 12V1500V voltage range, equipped with 12V/24V/48V coil drive, and the coil power is 66.5W. The contactor uses high-current silver alloy contacts and high-insulation strength packaging materials to maintain stable operation in high-voltage and high-frequency switching environments.
The product adopts an integrated heat sink and enhanced structural skeleton design to effectively suppress contact arcs and heat losses and extend service life. The compact shape is easy to install in limited space, especially suitable for highly integrated system platforms. Auxiliary contacts can be optionally equipped to achieve linkage logic control or status detection.
Product Features
⚡ High current carrying capacity: 300A high current continuously switched on and off to meet the needs of energy storage and heavy-duty equipment
Optimized heat dissipation design: integrated heat-conducting components to improve stability under high-power operation
Low-power control coil: coil power is only 6~6.5W, suitable for battery-powered systems
High-reliability contact structure: wear-resistant, anti-welding, suitable for frequent switching
Support auxiliary contact expansion: convenient for status feedback and remote monitoring
Compact structure, easy to integrate: suitable for internal installation of standard modular equipment
Typical application scenarios
✅ The joint way of the coil is very convenient
✅ Dimension: 80.5×63.9×72.2mm
✅ Weight: 430g
✅ IP Grade: IP67
✅ Mechanical life: 2x105 cycles
✅ Approval: UL, CE, TÜV
Application scenarios
Typical application areas:
DC main circuit control of industrial and commercial energy storage system (BESS)
DC output circuit disconnection protection of charging station
High-voltage system switching of electric trucks and electric mining equipment
Photovoltaic DC combiner box and inverter input control
Distributed DC power supply platform (such as IDC data center, computer room)
Railway vehicle DC auxiliary system circuit breaker control
Applications include electric vehicles, fast charging piles, battery switching and backup, high voltage DC voltage switching control, circuit protection and safety control.
Contact Arrangement | SPST-NO |
Auxiliary Contact | Optional |
Voltage Rating | 12-200Vdc,12-750Vdc,12-1000Vdc,12-1500Vdc |
Current Rating | 300A |
Break Current, Max(only 1 time) | 2000A 320Vdc |
Contact Resistance | ≤1m Ω (at 300A) |
Insulation Resistance | Inital: 100M Ω 1000Vdc After test: 50M Ω 1000Vdc |
Coil Voltage | 12Vdc 24Vdc 48Vdc |
Coil Power | ≈6.0W ≈6.0W ≈6.5W |
Mechanical Life | 2x105 cycles |
Main Contact Mounting | M8 female thread |
Dimensions | 80.5×63.9×72.2mm |
Weight | ≈430g |
Operating & Storage Temperature | -40~+85℃ |
Operating & Storage Humidity | 5%~95%RH |
Altitude | ≤4000m |
Certification | CE,UL,CCC |
Contact Arrangement | SPST-NO |
Auxiliary Contact | Optional |
Voltage Rating | 12-200Vdc,12-750Vdc,12-1000Vdc,12-1500Vdc |
Current Rating | 300A |
Break Current, Max(only 1 time) | 2000A 320Vdc |
Contact Resistance | ≤1m Ω (at 300A) |
Insulation Resistance | Inital: 100M Ω 1000Vdc After test: 50M Ω 1000Vdc |
Coil Voltage | 12Vdc 24Vdc 48Vdc |
Coil Power | ≈6.0W ≈6.0W ≈6.5W |
Mechanical Life | 2x105 cycles |
Main Contact Mounting | M8 female thread |
Dimensions | 80.5×63.9×72.2mm |
Weight | ≈430g |
Operating & Storage Temperature | -40~+85℃ |
Operating & Storage Humidity | 5%~95%RH |
Altitude | ≤4000m |
Certification | CE,UL,CCC |