Step Down Butt Splices
Connect 2 Different Wire Gauges In One Step

What's special about these step down butt splices?
- Allows you to connect 2 different wire gauges in one connector
- Color coded using the American Wire Gauge’s standard colors for easy installation and identification
- Available insulated or uninsulated to suit your application
- Click for More Features
These step-down butt connectors are available in insulated or non-insulated versions to provide a splicing solution for any application. These unique connectors allow you to connect wires of 2 different gauges to each other smoothly and get a reliable connection. Each connection is color coded on its ends using standard AWG colors for easy identification and to avoid errors during installation.
Multilink Step Down Butt Connector | |||||
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Part # | Qty / Pk | Awg | Weight | Color | Price / Pk |
NSPA-ML56-20-BP-PK | 50 | 18-22 to 24-26 | 0.18 lb | - | |
NSPA-ML56-16-BP-PK | 50 | 16-14 to 22-18 | 0.20 lb | - | |
NSPA-ML56-14-BP-PK | 50 | 12-10 to 16-14 | 0.23 lb | - | |
NSPA-ML56-10-BP-PK | 50 | 8 to 12-10 | 0.25 lb | - | |
NSPA-MLF56-10-PK | 50 | 8 to 12-10 | 0.53 lb | - |
Vinyl Insulated Step Down Butt Connector | |||||
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Part # | Qty / Pk | Awg | Weight | Color | Price / Pk |
NSPA-WTV-56-20 | 50 | 18-20 to 22-24 | 0.27 lb | Red | |
NSPA-WTV-56-16 | 50 | 14-16 to 18-20 | 0.34 lb | Blue | |
NSPA-WTV-56-14 | 50 | 10-12 to 14-16 | 0.42 lb | Yellow | |
NSPA-WTV-56-10 | 50 | 8 to 10-12 | 0.53 lb | Pink |
Krimpa Seal Step Down Butt Connector | |||||
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Part # | Qty / Pk | Awg | Weight | Color | Price / Pk |
NSPA-KS56-20 | 50 | 18-20 to 22-24 | 0.27 lb | Red | |
NSPA-KS56-16 | 50 | 14-16 to 18-20 | 0.34 lb | Blue | |
NSPA-KS56-14 | 50 | 10-12 to 14-16 | 0.42 lb | Yellow | |
NSPA-KS56-10 | 50 | 8 to 10-12 | 0.53 lb | Pink |
- Crimp barrels have crimp indicators for a sure crimp every time
- Equipped with a wire stop to avoid over insertion
- Butt is seamless so it provides superior crimp performance and strain relief
- Window in the butt provides visual confirmation of the butt being inserted
- Butt splice has a uniform copper wall, so positive crimping is uniform on both sides
Heat Shrink Tubing | |
Material | Multiple wall polyolefin tubing with meltable, integral inner wall |
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Applicable Specifications | MIL-I-23053/4, Class 1 |
AMS 3534 | |
UL File E-157227 | |
Physical | |
Temperature Rating | -55°C to 110°C |
Tensile Strength | 2200 PSI |
Longitudinal Change | +1, -10% |
Recovery Temperature | 135°C |
Electrical | |
Dielectric Strength | 900 Volts/Mil |
Voltage Rating | 600 Volts |
Chemical | |
Corrosion Resistance | Non-Corrosive |
Fungus Resistance | Non-Nutrient |
Water Absorption | <0.1% |
Solder (if applicable) | |
Melt Temperature | 149°C (300°F) |
Applicable Specifications | J-STD-006 |
Solder contains any or all of the following | Antimony, Cadmium, Copper, Indium, Silver, Iron, Aluminum, Nickel, Arsenic, Zinc, Bismuth, Gold, Tin, Lead |
Flux | 1%-3% RMA |
Applicable Specifications | J-STD-004 |
Patent Numbers | Butt Connectors: US 6,838,621 B2, US 6,677,529 B1 |
RELATED ARTICLES -
- The Facts on American Wire Gauge (AWG)
- The Handyman's Guide to Improvisation: 7 New Ways to Use Heat Shrink Tubing
HOW-TO CORNER -
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Questions & Answers
Do you have a butt connector that would join two 10awg wires on one end to one 10awg wire on the other? Yes, it's part number NSPA-HL57-10 and it can be found by clicking on this link below. http://www.cableorganizer.com/hydralink-multiple-wire-connectors/
- Yes, it's part number NSPA-HL57-10 and it can be found by clicking on this link below. http://www.cableorganizer.com/hydralink-multiple-wire-connectors/
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