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DC Contactor EVK150

The 150A high-voltage DC contactor is designed for medium and high power DC control needs and is widely used in rail transit auxiliary power supply, new energy engineering machinery, commercial energy storage systems and other scenarios. The product supports DC 12V~1000V operating voltage, control coil voltage is 12V/24V/48V, and optional auxiliary contact function to meet electrical interlocking and system feedback requirements. Its strong impact resistance design is suitable for complex industrial environments.
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150A High Voltage DC Contactor Product Introduction

The 150A high voltage DC contactor is an electrical control component developed for new energy systems with high reliability requirements. The operating voltage covers DC 12V1000V, the control coil voltage supports 12V, 24V, 48V, and the coil power is 6~6.5W. The product adopts an ammonia sealed structure, providing excellent insulation performance and environmental adaptability, and can work stably in complex scenes with humidity, dust and frequent vibration.

This model supports horizontal and vertical installation. The internal contacts are made of wear-resistant silver alloy material, which has excellent anti-welding ability and anti-corrosion performance, effectively ensuring the consistency of on-off and electrical safety in long-term operation.

Product features:

Ammonia gas is sealed inside the shell: waterproof, dustproof, anti-corrosion, and enhanced insulation safety

⚙️ Mechanical life exceeds 100,000 times: adapt to high-frequency operation requirements

Vibration-resistant structure design: can be directly applied to mobile platforms or vibration conditions

Low rebound contact structure: reduce contact jitter and extend contact life

Universal base design: easy to replace and compatible with the system


✅ Efficient coil, retentive power is only 6~6.5W

✅ The joint way of the coil is very convenient

✅ Dimension: 53.9×40.2×58.9mm

✅ Weight: 195g

✅ IP Grade: IP67

✅ Mechanical life: 2x105 cycles

✅ Approval: UL, CE, TÜV

Application scenarios

Typical application scenarios:

High-voltage auxiliary power supply system for rail transit vehicles

Battery cluster output control for medium-sized energy storage power stations

High-voltage main circuit of construction machinery such as electric excavators

Distributed charging module main circuit control

Integrated DC power supply system

艾详情_01

Applications include electric vehicles, fast charging piles, battery switching and backup, high voltage DC voltage switching control, circuit protection and safety control.

Contact ArrangementSPST-NO
Auxiliary ContactOptional
Voltage Rating12-200Vdc,12-750Vdc,12-1000Vdc,12-1500Vdc
Current Rating150A
Break Current, Max(only 1 time)1000A 320Vdc
Contact Resistance≤1m Ω (at 150A)
Insulation ResistanceInital: 100M Ω 1000Vdc   After test: 50M Ω 1000Vdc
Coil Voltage12Vdc   24Vdc   48Vdc
Coil Power≈6.0W  ≈6.0W  ≈6.5W
Mechanical Life2x105 cycles
Main Contact MountingM5 female thread
Dimensions53.9×40.2×58.9mm
Weight≈195g
Operating & Storage Temperature-40~+85℃
Operating & Storage Humidity5%~95%RH
Altitude≤4000m
CertificationCE,UL,CCC


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