Deutsch DT 12-Pin Connector – DT06-12S / DT04-12P | Male & Female OEM

The Deutsch DT06-12S / DT04-12P are 12-pin sealed connectors from the Deutsch DT series – the industry standard for heavy-duty vehicle, agricultural, construction, and motorsport wiring. DT06-12S is the 12-pin female (socket) housing; DT04-12P is the 12-pin male (plug) housing. IP67-rated sealed design ensures reliable performance in demanding environments. Available bare or with 15cm pre-wired leads.

Key Specifications

About the Deutsch DT Series

The Deutsch DT series is the most widely used heavy-duty sealed connector system in the world. DT connectors are standard equipment on commercial trucks, agricultural machinery (John Deere, Case IH, AGCO), construction equipment (Caterpillar, Komatsu, Volvo CE), and motorsport wiring looms. The 12-pin DT06-12S / DT04-12P is one of the most common DT configurations, used for multi-circuit harness connections requiring IP67 sealing and vibration resistance.

Variant Guide

• Female (DT06-12S) / Female 15CM – 12-pin socket housing, bare or pre-wired
• Male (DT04-12P) / Male 15CM – 12-pin plug housing, bare or pre-wired

Installation Notes

• Use Deutsch DT series size 16 contacts for 20–16 AWG wire
• Insert wire seals before crimping terminals for IP67 rating
• Use a Deutsch-compatible crimp tool (TE Connectivity HDT-48-00 or equivalent)
• Wedge lock must be fully seated after terminal insertion
• DT06-12S mates with DT04-12P only

Frequently Asked Questions

Q: What is the difference between DT06-12S and DT04-12P?
A: DT06-12S is the female (socket) housing; DT04-12P is the male (plug) housing. They mate together to form a complete 12-pin DT connector assembly.

Q: What wire gauge is compatible?
A: DT series connectors accept 20–12 AWG wire with the appropriate size 16 contacts and wire seals.

Q: Is this IP67 rated?
A: Yes. The DT series is rated IP67 (1 meter water immersion for 30 minutes) when properly assembled with wire seals and wedge lock.

Common Applications

• Commercial truck and trailer wiring (Cummins, Detroit Diesel, Volvo)
• Agricultural equipment harness (John Deere, Case IH, AGCO, Claas)
• Construction machinery wiring (Caterpillar, Komatsu, Volvo CE)
• Motorsport ECU and sensor harnesses
• Marine and off-road vehicle custom wiring