1000A High Voltage DC Contactor, 9-36V Coil Voltage

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$462.92

1000A high voltage DC contactor for sale online. The DC magnetic contactor is available with 9-36V coil voltage, NO contact form, normally open or normally closed auxiliary contact switch, CE, CCC, and RoHS certifications.

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SKU: ATO-DCCON-1000

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Delivery date: 6-12 days

Overview

Quality 1000A DC contactor manufacturer direct sale, 9-36V coil voltage, a NO contact form, non-polarity, NO or NC auxiliary contact. High voltage DC power contactor can withstand a continuous current of 1000A at 85°C and boast an insulation resistance of up to 100MΩ (1000V DC), used to safely control and interrupt high-voltage DC circuits.

Features

1000A DC contactor adopts high-strength epoxy resin sealing with nitrogen-based gas filling, eliminating arc leakage risks, preventing contact oxidation, and ensuring safe operation without fire or explosion during its service life.
It provides reliable performance with 1000A continuous current at 85℃, IP67 contact protection, insulation resistance up to 100MΩ (1000V DC), and dielectric strength of 5kV between contacts and coil.
High voltage DC contactor meets IEC 60664-1, GB/T14048.1, GB/T14048.4 standards, complies with RoHS (2015/863/EU) and REACH (1907/2006/EC), and is certified by CE, CCC, and RoHS.

Specifications

Model		ATO-ADH-1000
Main Contact Specification
Contact Arrangement		1K (1NO)
Contact Polarity		Non-polarity
Contact Resistance		≤0.5mΩ (at 1000A)
Max. Switching Voltage		1,000V DC
Max. Breaking Current		2,000A (320V DC) 1 Ops
Electrical Endurance (Resistive Load)		500 Ops (1,000V DC, 1000A)
		1,000 Ops (750V DC, 1000A)
		2,000 Ops (500V DC, 1000A)
Mechanical Endurance		100,000 Ops
Withstand Current		1000A, Continuous
		20000A, 120s
		3,000A, 30s
		18,000A, 10ms
Performance Parameter (at 23℃)
Pickup Voltage		See Coil Parameter Tables
Dropout Voltage		See Coil Parameter Tables
Pickup Time		≤50ms
Contact Bounce Period		≤5ms
Dropout Time		≤20ms
Dielectric Strength	Between Main Contacts	10,000V AC 10s
	Between Main Contact and Coil	3,500V DC 1min
Insulation Resistance	Initial State	100MΩ 1min
	After Electrical Life	50MΩ 1 min
Shock	Stability	20g (Power On)
	Strength	50g
Vibration		10g, 10~500Hz, 1/2 Sine Wave (Power On)
Relative Humidity		5%~95%RH
Temperature		-40℃~85℃
Load Terminal		Busbar
Weight		About 3300g
Dimension		127x106x144mm
Auxiliary Contact Parameter
Aux. Contact Arrangement		FK/FB/FZ (1NO/1NC/1CO)
Aux. Contact Rated Current		5A
Aux. Contact Max. Breaking Voltage		120V DC
Coil Parameter
Coil Voltage		9-36V
Pickup Voltage (DC)		9-36V
Dropout Voltage (DC)		5-7V
Coil Resistance		1.8Ω±10%
Starting Power		≤100W
Holding Power		≤9W

Dimensions (Unit: mm)

1000A high voltage DC contactor without auxiliary switch dimension

Wiring Diagram

Note: A1&A2 main terminals with non-polarity; 3&4 auxiliary contact terminals; 1&2 coil terminals 9-36V.

Applications

High voltage DC contactors are widely applied in electric vehicles (EVs), renewable energy systems (solar and wind), energy storage systems (ESS), DC charging stations, uninterruptible power supplies (UPS), and industrial equipment that requires safe and reliable DC switching.

$500A high\ voltage DC contactor applications$

Tips: Why is a 1000A DC contactor important for high-capacity applications?

High-capacity applications such as grid-scale energy storage, EV fast charging stations, and heavy industrial systems often operate at both high current and high voltage. A 1000A DC contactor provides the necessary robustness to handle these extreme conditions. Without it, systems could suffer from overheating, inefficient power transfer, or unsafe disconnections. Its design ensures stability, safety, and efficiency in critical power applications.

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