RS PRO Butt Wire Splice Connector, Blue, Insulated 16 → 14 AWG

  • RS Stock No. 267-4013
  • Manufacturer RS PRO
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): TW
Product Details

RS Pro Insulated Window Butt Splice

Nylon insulated tubular copper butt splices with a window or sight-hole. These insulated butt splices are colour coded for use with different wire ranges. For suitable crimp tool see stock number 267-3133.

Special Feature - Viewing Wiindow

Red 0.5 - 1.5 mm²
Blue 1 - 2.6 mm²
Yellow 4.0 - 6.5 mm²

This range of RS PRO insulated crimp terminals have a window or sight-hole in the centre of the ferrule body. This special feature provides the user a clear visual indication that a successful crimp has been made.

Colour Coding

The insulated terminals or connectors sleeve is colour coded for easy wire size identification. The colours of the connectors relate to a wire range the terminal can accept. The sizes can be quoted in either CSA (cross-sectional area) or AWG (American Wire Gauge)

• Red 0.5 - 1.0 mm² or 22-18AWG
• Blue 1.5 - 2.5 mm² or 16-14AWG
• Yellow 2.5 - 6.5 mm² or12-10AWG

Features and Benefits

• Viewing window / sight-hole for good crimp identification
• Tin plated copper tube
• Wide temperature range -20° C to + 105°C
• High-grade Nylon insulating material
• Colour coded for easy wire size identification
• Easy to crimp using a ratchet tool.
• Durable and reliable termination
• Extremely cost effective


Insulated terminals have been around for many years, they originated from the need for a solderless method to terminate wiring in military equipment. Butt splice crimps are used in a wide range of industrial, commercial and domestic applications. They can be found almost anywhere where an electrical connection is required. Some of the most common are

• Industrial control systems
• Automotive and transportation sector
• Machine building
• Electrical and electronic equipment
• Commercial and domestic appliances


Q - Are there any recommended tooling for crimping the butt connectors?
A – Any good quality ratchet style crimp tool or plier tool designed for butt terminals would suffice. RS PRO offers a range of reliable, cost-effective tools. See typical part number 267-3133


RS Pro Range

Attribute Value
Splice Type Butt
Minimum Wire Size mm² 1.5mm²
Wire Size 16 → 14 AWG
Overall Length 31mm
Maximum Wire Size mm² 2.5mm²
Diameter 4.6mm
Minimum Wire Size AWG 16AWG
Maximum Wire Size AWG 14AWG
Insulation Insulated
Colour Blue
Insulation Material Nylon
Shrouded/Unshrouded Shrouded
Contact Material Copper
400 : Next working day (AU stock)
32800 : 5 working days (Global stock)
Price (ex. GST) Each (In a Pack of 100)
$ 0.458
(exc. GST)
$ 0.504
(inc. GST)
Per unit
Per Pack*
100 - 400
500 - 2400
2500 - 4900
5000 - 9900
10000 +
*price indicative
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