JRready ST6484 Deutsch DTM Connector Kit - Complete Wiring Kit

In this review of the JRready ST6484 Deutsch DTM Connector Kit, the bottom line is simple: this kit is for technicians, hobbyists, and automotive electricians who need a compact, all-in-one set of reliable DTM connectors and solid contacts. The reviewer found the kit's biggest advantage is the combination of durable PA66 nylon housings and nickel-plated solid terminals that make building and repairing multi-pin Deutsch DTM plugs straightforward and long lasting. For anyone wiring sensors, lights, or small harnesses, this kit covers the common 2 to 12 cavity sizes and includes removal and sealing tools.

Key Features

• Complete connector range: Includes DTM connectors and wedgelocks in 2, 3, 4, 6, 8 and 12 cavity types so common wiring jobs are supported without buying individual parts.
• Solid contacts: The kit supplies 54 pairs of Deutsch size 20 solid male and female terminals that offer stable conductivity and strong mechanical retention.
• Nickel plating: Terminals are nickel plated to resist corrosion and wear, improving longevity in damp or exposed environments.
• Durable housings: All DTM connector bodies are molded from PA66 nylon for toughness and waterproofing during prolonged use.
• Removal tool included: A compact heavy-duty plastic removal tool is provided to extract stamped contacts without damaging wire insulation or connector seals.
• Sealing plugs: Red Deutsch sealing plugs are included to block unused cavities and keep moisture and contaminants out of the connector.

Who It's For

This kit is aimed at automotive electricians, off-road vehicle builders, and DIYers who frequently assemble or repair harnesses and need versatile, OE-style DTM connectors. The range of cavity sizes and 54 pairs of size 20 terminals make it suitable for small-to-medium multi-conductor projects where durability and a water-resistant connection are important.

It is not intended for very large gauge wiring or high-current power distribution; users who need larger contacts or sealed circular connectors should look for kits targeted at size 12/16 contacts or heavy-duty connector systems. Also, buyers who want a full professional crimping workflow should pair this kit with a recommended 4-indent crimping tool for best results.

Pros & Cons

Pros

• Wide selection of DTM connector housings covers the most common cavity counts used in automotive wiring.
• Nickel-plated solid terminals provide reliable conductivity and corrosion resistance for long-term installations.
• Includes practical tools and sealing plugs so connectors can be assembled, sealed, and serviced without extra purchases.

Cons

• Terminals are size 20 only, so this kit is not suitable for larger gauge or high-current wiring applications.
• For professional results a separate 4-indent crimping tool is recommended and not included with the kit.

Specifications

Connector types	Deutsch DTM 2, 3, 4, 6, 8, 12 cavity
Contact size	Deutsch Size 20 solid contacts (20-22 AWG)
Contact pairs	54 pairs (male and female terminals)
Housing material	PA66 nylon
Included tools	Deutsch plastic contact removal tool and sealing plugs
Seal plugs	Deutsch red sealing plugs for unused cavities

Our Verdict

The JRready ST6484 is a practical, value-focused DTM connector kit for automotive and electronics hobbyists who need OE-style, water-resistant multi-pin connectors and plenty of size 20 terminals. It delivers durable housings, corrosion-resistant solid contacts, and useful removal and sealing tools, making it a smart buy for wiring small harnesses when paired with a proper crimping tool.

Frequently Asked Questions

Can these terminals handle 20-22 AWG wire?
Yes, the supplied Deutsch size 20 solid contacts are designed for 20-22 AWG conductors.

Are the connector bodies waterproof?
The connectors are molded in PA66 nylon and include sealing plugs; they are water resistant when properly assembled and sealed.

Is a crimping tool included?
A removal tool and seals are included, but a professional 4-indent crimping tool is recommended for reliable crimps and is not supplied in the kit.