WT Henley
WT Henley, operating as Sicame UK, manufactures cable accessories, polymeric insulators, low-voltage fusegear, jointing tools, and mechanical connectors for electricity supply utilities and the UK rail electrification supply chain, sold under B2B framework agreements to a global parent group.
- Company typePrivate
- Founded1837
- HeadquartersKent, United Kingdom
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What WT Henley does
WT Henley, operating today as Sicame UK, is a UK-based industrial manufacturer of electrical distribution equipment for low- and medium-voltage networks. Founded in 1837 in Whitechapel and now headquartered at a factory in Hoo, Rochester (Kent), the business designs and produces cable accessories (medium-voltage resin cable joints, polyurethane resin compounds, plastic compounds), polymeric insulators (distribution, stand-off, OEM, and railway/light rail variants), low-voltage fusegear (house service cutouts, insulated connector boxes, heavy duty and street lighting cutouts, ABC and service boxes), jointing tools and accessories, LV underground link boxes, and a comprehensive range of LV/MV mechanical connectors (service straights, branches, terminations, stop ends, and railway-approved variants). Its underlying technology is rooted in composite polymer formulation and specialised resin chemistry that displace legacy glass, porcelain, and bitumen-based materials used in traditional distribution networks.
The company sells almost exclusively to electricity supply utilities, with secondary penetration into the UK rail electrification supply chain (Network Rail-approved polymeric insulators, RISQS-qualified railway connectors) and OEM insulator customers. All products are tested to British, harmonised European, or IEC standards under an ISO 9001:2015 quality system, and the business holds Achilles UVDB, Supply Line (Ireland), RISQS, and Network Rail approvals that gate access to utility and rail framework agreements. Pricing is quote-based and not publicly disclosed, consistent with negotiated B2B industrial procurement rather than catalogue distribution.
WT Henley was independent from 1837 until 1959, then changed hands through AEI (1959), GEC (1967), and TT Electronics (1997) before being acquired by Groupe Sicame in 2010. In 2014, the UK operations were consolidated into Sicame UK. The parent, Groupe Sicame, is described as the largest independent entity in its sector, distributing products across five continents, which positions the UK entity as a manufacturing node within a globally integrated supply chain rather than a standalone domestic player. No public revenue, headcount, or segment financials are disclosed.
WT Henley firmographics
Firmographics- Name
- WT Henley
- Legal name
- WT Henley
- Website
- https://wt-henley.com
- Company type
- Private
- Founded year
- 1837
- Operating status
- Acquired
- Headcount range
- 1–10 employees
- Short description
- WT Henley, operating as Sicame UK, manufactures cable accessories, polymeric insulators, low-voltage fusegear, jointing tools, and mechanical connectors for electricity supply utilities and the UK rail electrification supply chain, sold under B2B framework agreements to a global parent group.
- Ownership category
- akta.pro rank
WT Henley industry classification
Industry- Product category
- Electrical Distribution Equipment
- NAICS
- Electrical Equipment Manufacturing (33531), Wiring Device Manufacturing (33593)
- SIC
- Electrical Industrial Apparatus (3620), Electronic & Other Electrical Equipment (No Computer Equip) (3600)
- akta.pro primary industry
- Cable Accessories & Joints/Terminations (splices, joints, terminations, link boxes) (EUADADAC)
Keywords
Where WT Henley is headquartered
LocationHeadquarters
- HQ city
- Kent
- HQ country
- United Kingdom
- HQ region
- Europe
Markets served
WT Henley business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales
Distribution channels1 record
Marketing channels1 record
WT Henley product offering
Product offeringCore offering
WT Henley, operating as Sicame UK, designs and manufactures electrical distribution equipment for low- and medium-voltage networks. The portfolio spans cable accessories (MV resin cable joints and polyurethane/plastic compounds), polymeric insulators, low voltage fusegear (house service cutouts, insulated connector boxes, heavy duty and street lighting cutouts), cable jointing tools and accessories, LV underground link boxes, and LV/MV mechanical connectors. Products are engineered to meet British, harmonised European, and IEC standards for electricity supply utilities operating across varied network designs and climatic conditions.
Product overview
WT Henley operates as Sicame UK, designing and manufacturing electrical distribution equipment. The product portfolio includes: Cable Accessories (MV Resin Cable Joints, Polyurethane Resin Compound, Plastic Compound); Polymeric Insulators (Distribution Insulators, Stand-off Insulators, Insulators for OEMs, Railway & Light Rail Insulators); Low Voltage Fusegear (House Service Cutouts, Insulated Connector Boxes, Heavy Duty Cutouts, ABC Boxes, Service Boxes, Overhead Service Cutouts, Street Lighting Cutouts); Jointing Tools (Cable Jointing Tools, Shear Screw Tooling); Jointing Accessories (Transition Washers, Earth Connector Kits, Armour Bonding, Temporary Continuity Bonding); LV Underground Distribution (Link Boxes); and LV/MV Mechanical Connectors (various straight, branch, termination, and specialized connectors). These products form a comprehensive range for electrical distribution network construction and maintenance, serving utilities across diverse network designs and climatic conditions.
Differentiator
Problem solved
Functional benefit
Products and services
- Cable Accessories Cable accessory products for medium and low voltage electrical distribution, including MV Resin Cable Joints for splicing and connecting cables, Polyurethane Resin Compound for sealing and insulating cable joints and terminations, and Plastic Compound for cable accessory manufacturing insulation and protection. Sold to electricity supply utilities and electrical contractors.
- Polymeric Insulators Polymeric (composite polymer) insulators for electrical distribution networks including Distribution Insulators, Stand-off Insulators, custom Insulators for OEMs, and Railway & Light Rail Insulators. Designed to replace traditional glass or porcelain overhead line equipment, including Network Rail approved variants. Sold to electricity supply utilities, rail operators, and OEMs.
- Low Voltage Fusegear Comprehensive low voltage fuse cutouts and distribution boxes, including House Service Cutouts for residential service connections, Insulated Connector Boxes, Heavy Duty Cutouts for industrial/commercial use, ABC (Aerial Bundled Cable) Distribution Boxes, Service Boxes, Overhead Service Cutouts, and Street Lighting Cutouts for outdoor lighting circuits. Sold to electricity supply utilities and electrical contractors.
- Jointing Tools Specialized tools for installing and maintaining cable joints in electrical distribution systems, including general Cable Jointing Tools and Shear Screw Tooling for installing shear head screws used in cable jointing applications. Sold to electrical contractors and utility jointing crews.
- Jointing Accessories Accessories used in cable jointing applications, including Transition Washers for transitioning between different cable types/materials, Earth Connector Kits for establishing earth connections, Armour Bonding components for bonding cable armouring to ground potential, and Temporary Continuity Bonding solutions for maintaining electrical continuity during maintenance operations. Sold to electrical contractors and utilities.
- Link Boxes Low voltage underground distribution link boxes for cable switching and connection applications in underground LV networks. Sold to electricity supply utilities and underground distribution network operators.
- LV/MV Mechanical Connectors Comprehensive range of LV and MV mechanical connectors including LV Service Straight and Branch Connectors, LV Mains Straight and Branch Connectors, LV Termination Lugs and Connectors, Railway Approved Connectors, LV/MV Mains Straight and Branch Connectors, LV/MV Termination Lugs, LV/MV Stop Ends, North American variants, and Neutral/Earth (CNE) Mechanical Connectors for combined neutral and earth conductor connections. Sold to electricity supply utilities, electrical contractors, and rail industry customers.
Companies that use WT Henley
Customer profileSegments1 record
Ideal customer profiles3 records
WT Henley technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
WT Henley partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core.
- Achilles (UVDB)coreSicame UK is fully approved with supply chain specialists Achilles for UVDB, demonstrating compliance with industry supply chain standards and requirements
- Supply Line (Ireland)coreSicame UK holds full approval with Supply Line Ireland for supply chain compliance in the Irish market
- RISQScoreSicame UK is fully approved with RISQS (Railway Industry Supplier Qualification Scheme) for manufacturers and suppliers of equipment to the rail industry
- Network RailcoreSicame UK holds Network Rail approval for its large range of polymeric insulators to replace traditional glass or porcelain overhead line equipment
Recent moves6 records
Expansion highlights5 records
WT Henley competitors and assessment
Company assessmentBroad incumbents
- Schneider Electric: Schneider Electric provides a broad portfolio of LV/MV distribution equipment, fusegear, and connectors to utilities and industrial customers; overlaps indirectly with WT Henley on LV switchgear-adjacent products as part of a much wider energy-management portfolio.
- Nexans: Nexans is a global cable and cable-accessories manufacturer serving utilities and rail; its accessories business (including joints, terminations, and link boxes) directly competes with WT Henley's cable-accessory lines.
- ABB Installation Products (formerly Thomas & Betts): ABB's Installation Products division offers a broad portfolio of cable connectors, terminations, insulators, and LV distribution accessories; competes head-on with WT Henley in utility tenders but as part of a much wider global electrical product portfolio.
- Prysmian Group: Prysmian is the world's largest cable manufacturer and supplies cable accessories, joints, and terminations to the utility market; competes in the same tenders as WT Henley with broader cable-and-accessory offering and global scale.
- Eaton: Eaton's Electrical sector manufactures switchgear, fusegear, connectors, and distribution equipment for utility and industrial customers; overlaps with WT Henley's LV fusegear and connector lines within a much broader power-management portfolio.
Direct peers
- CMP Products: CMP Products is a UK-based specialist in cable glands, accessories, and termination products for industrial and rail markets; a like-for-like UK specialist peer with overlapping jointing/accessory product categories and rail-industry approvals.
- Pfisterer Holding AG: Pfisterer is a Germany-based specialist manufacturer of cable accessories, insulators, and T&D line equipment serving electricity utilities globally — directly comparable to WT Henley's product portfolio across cable joints, terminations, and polymer insulators.
- TE Connectivity: TE Connectivity manufactures electrical connectors, terminations, and power-distribution accessories including rail and industrial connector ranges; overlaps with WT Henley's LV/MV mechanical connector portfolio and railway-approved connector range.
- Hubbell Power Systems: Hubbell Power Systems manufactures insulators, cable accessories, cutouts, and connectors for electric utilities worldwide; its LV fusegear, polymeric insulators, and link boxes overlap almost one-for-one with WT Henley's product categories.
- 3M Electrical Markets Division: 3M's Electrical Markets division produces cable joints, terminations, resin compounds, and insulating materials used by utilities for low- and medium-voltage distribution — a direct functional overlap with WT Henley's cable accessories and jointing product lines.
Market position
Strengths4 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
WT Henley social profiles
Digital presenceWT Henley compliance and trust
Trust signalCompliance3 records
WT Henley financial estimates
Financial estimateRevenue estimate
Valuation estimate
WT Henley leadership team
Management profileNumber of profiles
WT Henley funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
WT Henley M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about WT Henley
What does WT Henley do?
WT Henley, operating as Sicame UK, designs and manufactures electrical distribution equipment for low- and medium-voltage networks. The portfolio spans cable accessories (MV resin cable joints and polyurethane/plastic compounds), polymeric insulators, low voltage fusegear (house service cutouts, insulated connector boxes, heavy duty and street lighting cutouts), cable jointing tools and accessories, LV underground link boxes, and LV/MV mechanical connectors. Products are engineered to meet British, harmonised European, and IEC standards for electricity supply utilities operating across varied network designs and climatic conditions.
Is WT Henley a public or private company?
WT Henley is a private company. It is classified as corporate owned and is currently acquired.
When was WT Henley founded?
WT Henley was founded in 1837. It employs 1 to 10 people.
Where is WT Henley based?
WT Henley is headquartered in Kent, United Kingdom, in the Europe region.
Who are WT Henley's main competitors?
Broad incumbents on record are Schneider Electric, Nexans, ABB Installation Products (formerly Thomas & Betts), Prysmian Group and Eaton. Direct peers are CMP Products, Pfisterer Holding AG, TE Connectivity, Hubbell Power Systems and 3M Electrical Markets Division.
Does WT Henley have an API?
No public API is recorded for WT Henley.
What industry is WT Henley in?
WT Henley's product category is Electrical Distribution Equipment. Its primary akta.pro industry code is EUADADAC, Cable Accessories & Joints/Terminations (splices, joints, terminations, link boxes). Its NAICS code is 33531 and its SIC code is 3620.