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Deutsch HDP20 — Specs and Wiring Guide

The Deutsch HDP20 is a high-voltage, high-current sealed connector designed for the most demanding power distribution circuits in heavy equipment, hybrid drivetrains, and industrial machinery. Capable of handling 8–4 AWG wire at up to 100 amps continuous and rated for 500 VDC, the HDP20 fills the gap between standard automotive connectors and full industrial power connectors. The environmentally sealed IP68 housing uses the same proven Deutsch thermoplastic construction and positive-lock retention found across the Deutsch range, but scaled up for heavy power circuits. HDP20 connectors are increasingly specified in electric vehicle battery management systems, DC fast-charging infrastructure, and high-power hydraulic solenoid circuits.

Specifications

Pin Count2
Wire Gauge Range8–4 AWG
Voltage Rating500 VDC
Current Rating100A continuous
IP RatingIP68
Mating Cycles100
Operating Temp-55°C to +125°C

Key Features

  • Rated for 500 VDC and 100A continuous
  • IP68 environmentally sealed for harsh conditions
  • Accepts 8–4 AWG heavy power cable
  • Positive-lock retention with secondary latch
  • UV and chemical-resistant thermoplastic housing
  • Panel-mount and in-line configurations available

Compatible Terminals & Components

ComponentPart Number
HDP20 Size 4 Socket Contact1062-16-0122
HDP20 Size 4 Pin Contact1060-16-0122
HDP20 Plug HousingHDP26-24-21SN
HDP20 Receptacle HousingHDP24-24-21PN

Frequently Asked Questions