TE Connectivity – Heavy-duty connectors give long lifetime in harsh operating conditions


TE Connectivity (TE) offers the DEUTSCH HDP20 series of heavy-duty thermoplastic, circular connectors which can withstand prolonged operation in harsh automotive applications. They are intended for use in trucks, buses and off- highway vehicles.

They feature quick-connect/- disconnect bayonet couplings, silicone seals, and a rear insertion/rear removal contact system. They are offered in two plastic shell sizes and in 19 different configurations providing from 2 to 47 cavities.

The HDP20 series connectors also accommodate contacts of multiple contact and wire sizes inside a single shell.

DEUTSCH HDP20 connectors are available with several modifications and accessories to enhance design flexibility and to meet an application’s specific needs.


  • Accepts contact sizes 4 (100A), 8 (60A), 12 (25A), 16 (13A) and 20 (7.5A)
  • Accepts wire sizes from 4 to 22 AWG
  • In-line or flange mount
  • Coupling ring for mating
  • Grommets made of silicone rubber
  • Insert retainers made of rugged unfilled polyethyleneimine (PEI)


  • Trucks and buses
  • Off-highway vehicles
  • Construction equipment
  • Agricultural and forestry equipment
  • Emergency vehicles
  • Recreational boats
  • Motorcycles