# Heavy Duty IP44 16 Amp CEE Extension Lead with 2.5mm2 Cable

> Clean MotorCables product record generated from the Ashford/Luna product-evidence layer.

- Canonical URL: https://motorcables.co.uk/product/2-5mm2-16a-extension/
- Product ID: 2052
- SKU: 16A-Extension-2.5mm2
- Brand: HDIUK
- Categories: 16 Amp 230 Volt, 16 Amp Plug to Coupler, 16A Extension Leads, All Products, Caravan, Motorhome Power, Caravan, Motorhome, RV
- Price snapshot: £34.99
- Availability snapshot: instock
- Product modified: 2026-09-16T20:04:56Z

## Product-specific description

HDIUK 16A Arctic-Grade 2.5mm² CEE Extension Lead – Made in the UK Heavy-duty performance in a compact cable. Tested, certified, and trusted by professionals. UK-Made, Certified, and Ready-to-Use Built for real-world use in construction, outdoor, and workshop environments. This HDIUK 16A CEE extension lead is assembled in Hampshire using 2.5 mm² arctic-grade cable and fully tested to meet professional safety standards. Introducing the HDIUK 16 Amp CEE Plug to Coupler Extension Lead This high-quality extension lead provides a reliable and safe power connection for workshops, events, and off-grid applications. Crafted in the UK with precision and care, each lead is tested and labelled with a unique serial ID for traceability. Key Features: UK-Manufactured: Assembled and tested in Eastleigh, Hampshire Certified: Earth continuity, insulation resistance, and polarity tested Unique Serial ID: Labelled for traceability and safety recordkeeping 16A CEE Plug & Socket: IP44 rated for secure outdoor use 2.5mm² Arctic Cable: Flexible, weatherproof, and cold‑temperature rated Ready to Use: Delivered pre-assembled and fully tested Usage & Voltage Drop Guidance (Real-World Tested) Short runs (under 20m) can safely carry 16A. For longer runs, voltage drop becomes significant. Below is a guidance table showing safe operating loads based on length: Length Recommended Constant Load Peak Load (10–15 mins) Voltage Drop Estimate Status 10m 16A 20A ~2.3V (1.0%) ✅ Excellent 20m 16A 18A ~4.6V (2.0%) ✅ Acceptable 30m 10A 16A ~6.9V (3.0%) ⚠️ Load Reduced 40m 8A 12A ~9.2V (4.0%) ⚠️ Load Reduced 50m 6–7A 10–12A ~11.5V (5.0%) ⚠️ Max Drop Limit Figures based on 230V nominal supply and BS 7671 5% voltage drop threshold (11.5V). For heavier loads over 30m, use our 4mm² Ultra Heavy Duty version. Perfect for: Construction and renovation sites Outdoor events and festival setups Home garages and power tools Camping, caravanning, RVs, and motorhomes Portable generator connections Trust HDIUK for high-quality, safe, and professionally tested power solutions. Order your 2.5mm² 16A Extension Lead today – built in the UK, tested for safety, and backed by experience.

## Engineering evidence

- End A Connector: CEE 16A Plug (Blue)
- End B Connector: CEE 16A Socket (Blue)

## Interpretation notes

- The engineering fields above are deliberately limited to unambiguous catalogue evidence.
- Do not infer missing phase, voltage, current, connector or compatibility facts.
- Price and availability can change; verify the canonical product page for a current purchase.