3M 91-NBA 3
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Resin Cable Joint
3M 91-NBA 3 Scotchcast resin cable joints are used to straight joint, splice or connect single core and multi-core unarmoured cables with XLPE insulation and core conductors 6sqmm-25sqmm.
View our complete range of cable joints utilising resin cast, Cold Shrink and heat shrink type technology for the connection, repair and jointing of LV cables.
➡ See armoured cable joints for further information about cable joint kits suitable for SWA (steel wire armoured) power cables.
3M 91-NBA 3 joint kit sELECTION
- 4 Core Unarmoured Copper Cable – 16-25sqmm
- 5 Core Unarmoured Copper Cable – 6-16sqmm
- Cable Diameter – 13-32mm
- Cable Voltage 600/1000V (up to 3.3kV)
- 3M 91-NBA 3 utilises Scotchcast 470 resin
- Hazardous Area Cable Joints also available

3M Scotchcast RoHS Compliant General Purpose In Line Joint Polyurethane Resin kit Series 91-NBA
BS7889 Cables – Unarmoured Mains Cable 600/1000V
3M 91-NBA cable joints are suitable for jointing BS7889 unarmoured power cables with a maximum cable diameter of 32mm – for advice on jointing power, pilot or control cables in both industrial or hazardous areas please contact T&D.
3M SCOTCHCAST CABLE JOINT SELECTION – UNARMOURED CABLES
Resin Cable Joint Application Range mm² | |||||||
Body Size | ![]() |
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Diameter ∅ mm | |||
4 x | 5 x | 4 x | 5 x | 4 x | 5 x | ||
91-NBA 3 | 16-25 | 6-16 | – | – | 6-46 | 1.5-6 | 13-32 |
91-NBA 3 Scotchcast Low Voltage Resin Joint Shell Dimensions
Dimensions for 3M 91-NBA-3 cable joint with joint shell measurements:
Kit Size 3M 91-NBA 3 | 3M Scotchcast Resin Cable Joint Body Dimensions | Min-Max Accepted Cable Diameter (mm) |
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Li (mm) | L (mm) | Ø ID (mm) | Hs (mm) | H (mm) | B (mm) | D (mm) | E (mm) | ||
3 | 222 | 270 | 55 | 85 | 56 | 148 | 55 | 112 | 13-32 |
Image Dimensions | ![]() |
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➡ More: Cable Joints Unarmoured Cables (Hazardous Area).

3M Cable Joints | Zero Halogen | LSF | Fire Resistant | Flame Retardant | Hydrocarbon Resistant – Scotchcast Resin