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The 3M QTIII 92-EP Cold Shrink MV Cable Termination Kit is a high-performance solution for Single-Core Indoor Cable Terminations, rated up to 12kV. Designed for polymeric insulated cables, this 3M Medium Voltage Termination Kit delivers reliable sealing, insulation and electrical performance across a broad conductor range. Each QTIII Cold Shrink body features integrated stress control, silicone insulation and a built-in moisture sealing mastic layer. This ensures consistent protection without the need for heat or special tools.
Part Numbers: 92-EP621-1, 92-EP631-1, 92-EP641-1, 92-EP656-1, 92-EP629-1, 92-EP639-1, 92-EP649-1, 92-EP623-1, 92-EP633-1, 92-EP643-1, 92-EP653-1.
Rated for Medium Voltage applications up to 12kV (U_max)
One-piece 3M QTIII Cold Shrink MV termination body with integrated stress control
Built-in silicone mastic for reliable moisture sealing
Covers a wide range of cable sizes and types
No heating or flame required for installation
No special tools or soldering required
Constant Force springs for solderless earth connection
Designed for copper wire-screened polymeric cables
Certified to CENELEC HD 629.1 and IEC 60502-4 standards
Supplied as a complete 3M MV Termination Kit for straightforward site installation
Lightweight, compact design for use in confined or remote locations
This 3M QTIII 92-EP Cold Shrink Termination Kit offers a compact, high-reliability alternative to traditional heat-shrink terminations. It delivers consistent sealing and stress control in medium-voltage environments. With integrated silicone components and Cold Shrink technology, each QTIII Termination ensures fast, tool-free installation — minimising downtime and improving on-site safety.
Ideal for use on polymeric insulated cables in substations, industrial plants, infrastructure and utility networks, this 12kV Cold Shrink Termination provides durable protection and long-term performance. The 3M QTIII 92-EP range is a trusted solution across the energy and renewables sectors.
3M QTIII 92-EP – Order Information
Kit Reference Application Range Guide
92-EP621-1 (92EP6211) 50 – 95 mm2
92-EP631-1 (92EP6311) 120 – 400 mm2
92-EP641-1 (92EP6411) 500 – 630 mm2
92-EP656-1 (92EP6561) 800 – 1000 mm2
92-EP629-1 (92EP6291) 50 – 95 mm2
92-EP639-1 (92EP6391) 120 – 300 mm2
92-EP649-1 (92EP6491) 400 – 630 mm2
92-EP623-1 (92EP6231) 50 – 95 mm2
92-EP633-1 (92EP6331) 120 – 150 mm2
92-EP643-1 (92EP6431) 185 – 400 mm2
For Additional Information on the 3M QTIII 92-EP Cold Shrink Single-Core MV Cable Termination Kit (12kV), please consult the Technical Data Table or PDF File below.
*Technical Data subject to change without notice.
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| Kit Reference | Cable Type |
|---|---|
| Kit Reference92-EP621-1 (92EP6211) | Application Range Guide50 – 95 mm2 |
| Kit Reference92-EP631-1 (92EP6311) | Application Range Guide120 – 400 mm2 |
| Kit Reference92-EP641-1 (92EP6411) | Application Range Guide500 – 630 mm2 |
| Kit Reference92-EP656-1 (92EP6561) | Application Range Guide800 – 1000 mm2 |
| Kit Reference92-EP629-1 (92EP6291) | Application Range Guide50 – 95 mm2 |
| Kit Reference92-EP639-1 (92EP6391) | Application Range Guide120 – 300 mm2 |
| Kit Reference92-EP649-1 (92EP6491) | Application Range Guide400 – 630 mm2 |
| Kit Reference92-EP623-1 (92EP6231) | Application Range Guide50 – 95 mm2 |
| Kit Reference92-EP633-1 (92EP6331) | Application Range Guide120 – 150 mm2 |
| Kit Reference92-EP643-1 (92EP6431) | Application Range Guide185 – 400 mm2 |
| Kit Reference92-EP653-1 (92EP6531) | Application Range Guide500 – 630 mm2 |
| Kit Reference92-EP621-1 | Cable TypeCopper Wire Screen |
| Kit Reference92-EP631-1 | Cable TypeCopper Wire Screen |
| Kit Reference92-EP641-1 | Cable TypeCopper Wire Screen |
| Kit Reference92-EP656-1 | Cable TypeCopper Wire Screen |
| Kit Reference92-EP629-1 | Cable TypeCopper Tape Screen / Armour |
| Kit Reference92-EP639-1 | Cable TypeCopper Tape Screen / Armour |
| Kit Reference92-EP649-1 | Cable TypeCopper Tape Screen / Armour |
| Kit Reference92-EP623-1 | Cable TypeCopper Tape Screen / Armour and/or Lead Sheath |
| Kit Reference92-EP633-1 | Cable TypeCopper Tape Screen / Armour and/or Lead Sheath |
| Kit Reference92-EP643-1 | Cable TypeCopper Tape Screen / Armour and/or Lead Sheath |
| Kit Reference92-EP653-1 | Cable TypeCopper Tape Screen / Armour and/or Lead Sheath |
