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Factory Direct DP Contactor
Manufacturer for HVAC/R

Low-duty-circle Applicable and Optional Magnetic Contactors Designed for HVAC/R, Low MOQ, ODM/OEM Available

UL recognized icon white
csa certification icon white
ce certification icon white
SEMKO logo white
rohs logo 100

Compact Size with Encased Design to Reduce Penetration of Dust

Wide Current Ranges from 20 to 90A up to 600V AC

Multi-Positional Mounting without Affecting Operation

Multiple Contact Configuration from 1 Pole up to 4 Poles

Selective Shunts Available with Durable Metal Back Plate

500,000 Mechanical Operations + 200,000 Electrical Operations

UL Listed, CSA Certified, RoHS Compliant

Optional Interlock/Auxiliary Switches Available

HIITIO DP Contactors

HIITIO Definite Purpose Contactors (DP Contactors or Magnetic Contactors) consists of 1/1.5 pole, 2 pole, 3 pole, and 4 pole contactors from 20 amperes through 40 amperes (1/1.5P, 4P) and 20 amperes through 90 amperes (2P, 3P). 

The 1/1.5 and 2 pole models are typically used in residential applications, while the 3 pole contactors are typically used in commercial applications.

  • Available with current ratings from 20Amp-90Amp
  • Maximum 600 VAC rated
  • Longer endurance capability:200000 electrical operations+500000 mechanical operations
  • Class 3211 04/ 3211 84; Class NLDX2/ NLDX8
  • UL-E246810, CSA-256361, CCC- 2013010304614127, Semko/CE File No. EN60947-4-1:2010, Intertek, RoHS Compliance

SA Series

SA 1.5P 24V 20A Definite Purpose Contactor 03

1.5P Definite Purpose Contactor

Rated Current:

20A, 25A, 30A, 40A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

SA 2P 24V 25A Definite Purpose Contactor 03

2P Definite Purpose Contactor

Rated Current:

20A, 25A, 30A, 40A, 50A, 60A, 75A, 90A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

SA 3P 24V 75A Definite Purpose Contactor 03

3P Definite Purpose Contactor

Rated Current:

20A, 25A, 30A, 40A, 50A, 60A, 75A, 90A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

SA 4P 24V 25A Definite Purpose Contactor 03

4P Definite Purpose Contactor

Rated Current:

25A, 30A, 40A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

HCDP Series

1P Definite Purpose Contactor HCDP 1P 24V 40A 03

1P Definite Purpose Contactor

Rated Current:

20A, 25A, 30A, 35A, 40A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

2P Definite Purpose Contactor HCDP 2P 24V 40A 03

2P Definite Purpose Contactor

Rated Current:

20A, 25A, 30A, 35A, 40A, 50A, 60A, 75A, 90A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

HCDP 3P 24V 60A Definite Purpose Contactor 03

3P Definite Purpose Contactor

Rated Current:

25A, 30A, 40A, 50A, 60A, 75A, 90A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

HCDP 4P 24V 20A Definite Purpose Contactor 03

4P Definite Purpose Contactor

Rated Current:

25A, 30A, 40A

Coil Voltage (Vac):

24, 120, 208/240, 277, 380, 480

  • Available with current ratings from 20Amp-90Amp
  • Maximum 600 VAC rated
  • Longer endurance capability:200000 electrical operations+500000 mechanical operations
  • Universal Mounting Plate Design with multiple aligned holes
  • Easy Replacement and simple substitution
  • CE/UL/CSA/Semko Listed

Trusted By

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simens logo
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national refrigerants logo
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industrial refrigeration parts logo
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Factory Tour

Our product line includes high-voltage DC contactors, high-voltage DC fuses, UL 489 circuit breakers, DP contactors, A/C disconnect switches, pull-out switches, IEC industrial contactors, microinverters, PV rapid shutdown, solar optimizer, DC miniature circuit breakers, surge protection devices, combination boxes, etc.

Hecheng Electric Mingguang Factory 1000
Automatic Winding Machine
plastic injection molding machine
HCDP Series Definite Purpose Contactor test machine

Most Complete Line for a Broad Range of Low Duty Application System Needs

Multiple Pole Configurations

With 1-, 2-, and 3-pole configurations and full load amp of 20-90amp, control up to 600VAC available, a more accurate contactor can be chosen.

Dustproof Design

Fully encapsulated body design impervious to dust and other environmental elements.

Optional Functions

Optional auxiliary switches are available for use with 3 pole contactors and 4 poles contactors; optional shunts are available for 1 pole.​

Compactness Design

The compact design saves space allowing for smaller panels, more wiring room, and easy retrofits.

Variety Terminal Styles

A variety of terminal styles such as box lug, quick connect and screws, etc.

Easy Installation and Universal Replacements

  • Standard universal mounting plates simplify installation.
  • Screws or box lug terminals provide easy wiring.
  • Direct replacement for most common DP contactors.
  • Replacement coil kits are available.
Junction box Terminal 3
quick connect terminal 3
Design of Product Reliability 3
Bottom Plate Mounting Holes 3
Magnetic Force

Magnetic Force Test

The influence of voltage fluctuation

The influence of voltage fluctuation Test

Tested Proven Quality and High Performance

  • UL recognized
  • CSA certified components as per industry standards
  • UL508&ARI 780/790
  • ISO quality assurance inspections and testing procedures.

Higher electrical and mechanical life to meet or exceed industry performance requirements for definite purpose contactors.

Contact Us For Your HVAC/R Projects

Hiitio specializes in producing high-voltage DC electrical devices for EV, solar energy systems, and energy storage applications.

Head Office

No. 1125, Zhixing Road, Qiaonan Development Zone, Xiaoshan Economic and Technological Development Zone, Hangzhou, Zhejiang Province, China 311215

Manufacturing Factory

No. 21 Hongwu Road,mingguang Industry Park, Mingguang City, Anhui Province, China 239400

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