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HT Cable Specialists · Singapore

Precision cable
works up to 22kV

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[email protected]
22kV
HT cable specialists
Termination, jointing, testing across the full HT/LT range
SPcertified
Re-assessed yearly
22kV permitted cable jointers on every site
100%
Quality assured
Tested and documented before energisation, every time
01Our services

What we do, end to end.

From terminations and joints to testing and commissioning — we handle the high-tension end of Singapore's power infrastructure.

HT

HT cable jointing & termination

Heat-shrink and cold-shrink terminations on XLPE and PILC cables. Jointed by SP-permitted technicians.

Materials

Cable accessories supply

Terminations, joints and lugs — matched to your cable spec and procurement window.

Pre-Energising

Cable testing & commissioning

VLF withstand and sheath integrity testing. Documentation included.

02Why Powerhowz

Singapore's grid
runs on trust.

A Singapore-based contractor with SP Group's 22kV permitted cable jointers. We deliver reliable, high-quality workmanship on every project.

SP Group 22kV permitted jointersEvery cable jointer on our team holds active SP permits.
Yearly competency assessmentReviewed by SP Group every year.
In-house testing & commissioningVLF withstand and sheath integrity testing.
Direct factory-supplied accessoriesJoints and terminations matched to cable spec.
Quality assured documentationTest reports and joint records.
03News & projects

Latest from the field.

Our cable professionals are meticulous in their work, providing reliable workmanship to our customers, year after year.

— 01
ProjectFEB 2026

Equinix SG6 Data Center

— 02
ProjectMAY 2026

AirTrunk SGP2

— 03
ProjectFEB 2025

Sengkang Punggol Depot

— Capabilities · 2026

Browse our
full services.

HT/LT terminations, joints, testing and commissioning — all matched to SP Group specs.

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— Quotation within 48h

Have a
project?

Send us your spec sheet — we'll quote within 48 hours.

Get a quote