D-436 Raychem MiniSeal Butt Splice Connectors
The D-436 Raychem MiniSeal butt splice connectors from TE Connectivity provide a reliable, sealed solution for cable splicing without the need for heat. These innovative cold-applied splice and terminal connectors are designed for harsh environments and offer maximum protection against moisture and contaminants.
What are D-436 Raychem MiniSeal Butt Splice Connectors?
D-436 Raychem MiniSeal butt splice connectors are in-line cable splices that are easy to install without heat. Using advanced gel technology, they prevent moisture ingress and ensure secure, long-lasting electrical performance. A polymer outer layer provides excellent electrical insulation.
Benefits of D-436 Raychem MiniSeal Butt Splice Connectors
- Sealed protection: Built-in adhesive seals the cable interface against water, dust, and other contaminants.
- No heat required: Cold-applied installation increases safety and convenience, especially in confined or sensitive environments.
- High durability: Resistant to temperature fluctuations, vibration, moisture, and chemical exposure.
- Reliable insulation: The polyolefin heat-shrink sleeve offers excellent electrical insulation and UV resistance.
Easy Installation with Standard Tools
No special tools are required – a standard crimping tool is sufficient. This makes the D-436 Raychem MiniSeal butt splice connectors ideal for both professional and industrial applications. With these high-performance splice connectors, you choose a long-lasting, safe, and efficient solution for electrical splicing – even in the most demanding environments.
Applications in Demanding Industries
The D-436 Raychem MiniSeal butt splice connectors are widely used in industries where reliability is critical, such as:
- Automotive industry
- Aerospace
- Marine applications
- Energy and communication networks
Product Overview D-436 Butt Splice Connectors
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Description |
Part Number |
Mil-Spec |
Specification |
AWG Range |
Wire Size |
Length |
Color |
---|---|---|---|---|---|---|---|
D-436-36-COLD | CN1020-000 | M81824/12-1 | SAE AS81824 | 26-24-22-20 | 0.14–0.50 mm² | 36.8 mm | Red |
D-436-37-COLD | CN1021-000 | M81824/12-2 | SAE AS81824 | 18–16 | 0.75–1.50 mm² | 38.7 mm | Blue |
D-436-38-COLD | CN1022-000 | M81824/12-3 | SAE AS81824 | 14–12 | 2.50–4.0 mm² | 38.7 mm | Yellow |
Product Overview D-436 Ring Tongue Terminals
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Part Number
Mil-Spec
Specification
AWG Range
Wire Size
Bolt Size (inches)
Length
Color
Installation Tools for the RAYCHEM MiniSeal
For the proper installation of these butt splice connectors, the correct crimping tools are required. The tooling below is suitable for crimping the entire series of butt splice connectors.
Model |
Description |
Part Number |
---|---|---|
AD-1381 Hand Crimping Tool | AD-1381 | CS1660-000 |
Calibration Gauge | AD-1386 | 992013-000 |
Raychem D-436 MiniSeal product series
Mechanical / Environmental Properties
- Temperature range: -65°C to 150°C
- Dielectric strength: up to 2500
- Insulation resistance: minimum 5000 megohms
- Altitude immersion: 75,000 feet
- Current rating: Defined by heat shrink size, wire gauge, and specification
- Fluid resistance: MIL-L-7808, MIL-L-3699, MIL-H-5605 (Hydraulic), MIL-A-8243, MIL-C-59769, and MIL-T-5624 (JP-5)
Material
- Insulation sleeve: transparent polyvinylidene fluoride
- Metal crimp connection or terminal: tinned copper
- End caps: thermoplastic, color-coded
- Gel: clear, silicone-based flame retardant gel
Physical Properties
- Versatile gel seal
- Non-flowing gel
- Protects and seals all conventional Mil-Spec and commercial wire insulation systems

Certification:
Our Markets
The applicability of crimp connectors and the advantages they offer make them suitable for virtually every market. An overview:

Automotive

Construction & Infrastructure

Defense & Militairy mobility

Electrical & Installation Technology

Energy & Utilities

Industrial machines

Aerospace

Oil & Gas

Maritime and Offshore

Railway

Truck, Bus & Offroad vehicles

Cabinet construction
We are happy to help you make the right choice
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