Electric Service Duct
Class 3 ENA TS 12-24
Radius Electric Service Duct is a smooth single wall PE electric cable duct offering premium protection for electric cables. Robust and high-impact resistance with smooth solid wall internal and external.
Manufactured in accordance with BS EN 61386-24 : 2010 and ENA TS 12-24 Class 3.
Available in diameters 37 to 63mm in black and red, supplied plain ended in coils.
What is ENA TS 12-24
Class 1, 2, 3 ?
ENA is the Energy Networks Association which represents the cables and pipes Transmission and Distribution network operators for gas and electricity in the UK.
ENA TS 12-24 is the technical specification issued by the ENA for plastic ducts for buried electric cables and defines the essential performance requirements and limiting dimensions, colour and identification details for coiled and non-coiled, plain or corrugated wall, circular cross section, extruded plastic cable ducts.
Class 1, 2 & 3 ducts protect low, medium/high voltage cables operating at 11kV, 33kV and EHV up to 132kV.
Class 1+ 450N at 75°C
Class 1+ electric cable duct means that the ducting provides 450N compression strength at 75ºC and in addition, is manufactured from high grade PE100 material that satisfies the test requirements for pressure rating defined in Clause 16.6 of ENA TS 12-24. Manufactured in either black or red colour.
Class 1 450N at 75°C
Class 1 electric cable duct means that the ducting provides 450N compression strength at 75ºC. Manufactured in either black or red uPVC or HDPE.
Class 2 450N at 50°C
Class 2 electric cable duct means that the ducting provides 450N compression strength at 50ºC. Manufactured in either black or red uPVC or HDPE.
Class 3 450N at 23°C
Class 3 electric cable duct means that the ducting provides 450N compression strength at 23ºC. Manufactured in either black or red uPVC or HDPE.
Features & Benefits
- Available in Black as standard, Red available on request
- Printed “ELECTRIC CABLE DUCT”
- Typical coil lengths 50m, 100m, 150m
- Strong, flexible and impact resistant
- Light-weight
- Immune to corrosion and fungal contamination
- Resistant to many common chemicals
- Join with mechanical fittings/push-fit couplers.
What's ENA TS 12-24?
Sizes
Coil Length | ||||
OD/ID (mm) | 25m | 50m | 100m | 150m |
37/32 | ![]() |
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38/32 | ![]() |
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44/38 | ![]() |
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50/43 | ![]() |
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50/43 ESB | ![]() |
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54/46 | ![]() |
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60/50 | ![]() |
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63/50 | ![]() |
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Note: non-stocked coil lengths are subject to MOQ.
Colours: Black standard – Red optional

Options
- Red Colour
- Supply on drums for longer lengths
- Customer Specific Print
Certifications
- Made to BS EN 61386-24 : 2010
- Made to ENA TS 12-24 Class 3
What's ENA TS 12-24?
Certifications
- Made to BS EN 61386-24 : 2010
- Made to ENA TS 12-24 Class 3