IP65 Plastic Garage Enclosure – 100A Main Switch + 6A / 20A MCBs (WPMS04/620)
£25.55
£51.10
18th Ed. Compliant
2-Year Warranty
UK Stock
Free Delivery £30+
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The WPMS04/620 is a factory-built IP65 plastic garage enclosure fitted with a 100 A main switch incomer and twin B Curve MCBs rated at 6 A and 20 A. Designed for garages, workshops, and garden buildings, this unit provides safe and compliant weatherproof distribution for lighting and medium-load circuits. Installer...
The WPMS04/620 is a factory-built IP65 plastic garage enclosure fitted with a 100 A main switch incomer and twin B Curve MCBs rated at 6 A and 20 A. Designed for garages, workshops, and garden buildings, this unit provides safe and compliant weatherproof distribution for lighting and medium-load circuits.
Installer Tip: The 6 A / 20 A combination works perfectly for small power setups — one circuit for lighting, and one for tools, sockets, or heaters. For heavier equipment, use the 32 A version.
- 100 A double-pole main switch for total isolation and safety
- 6 A & 20 A B Curve MCBs – ideal for lighting and moderate power loads
- IP65-rated enclosure for weatherproof protection indoors or out
- Includes earth & neutral bars – pre-fitted for easy wiring
- Compact & robust: 140 mm (W) × 208 mm (H) × 95 mm (D)
- Compliant with BS EN 61439-3 and BS 7671:2018+A2:2022
| Model | Main Switch | MCB Configuration | Ingress Rating | Common Use |
|---|---|---|---|---|
| WPMS04/616 | 100 A DP | 6 A + 16 A | IP65 | Lighting + light sockets |
| WPMS04/620 | 100 A DP | 6 A + 20 A | IP65 | Lighting + tools/heaters |
| WPMS04/632 | 100 A DP | 6 A + 32 A | IP65 | Lighting + heavy equipment |
This garage unit is supplied fully assembled and ready to install, providing an efficient way to extend safe, fused power into external or detached spaces while maintaining weatherproof integrity and BS 7671 compliance.
Can this handle outdoor power tools?
Yes – the 20 A circuit is designed for moderate power draws such as drills, garden tools, or heaters. For heavier-duty tools, use the 32 A version.
Is it safe for outdoor use?
Yes – with proper glands and seals, the IP65 housing provides weatherproof protection. Ideal for garages, sheds, and workshops.
Does it include internal bars?
Yes – both earth and neutral bars come pre-installed and ready for termination.
Can I order with different MCB ratings?
This variant is supplied with 6 A and 20 A MCBs as standard. Custom builds may be available upon request — contact sales@pandduk.com.
Does it have RCD protection?
No – this is a main-switch incomer. For RCD-protected versions, see our RCD garage enclosures.
- Model: WPMS04/620
- Enclosure Type: IP65 plastic, surface-mount, weatherproof
- Main Switch: 100 A Double Pole Isolator
- MCBs: 6 A + 20 A, B Curve
- Earth/Neutral Bars: Included, internally mounted
- Dimensions (W × H × D): 140 × 208 × 95 mm
- Ingress Protection: IP65 (dust-tight, protected against water jets)
- Voltage Rating: 230 V AC / 50 Hz
- Build Time: 2–3 working days
- Standards: BS EN 61439-3 / BS 7671 Amd 2
Supplied complete with pre-fitted main switch, MCBs, and internal earth/neutral bars. Verify all cable sizes and load ratings before commissioning. Suitable for indoor or outdoor wall mounting in sheltered environments.
- Mount vertically on a secure surface
- Maintain IP integrity with proper gland seals
- Confirm cable ratings for 6 A lighting and 20 A socket circuits
- Bond and earth enclosure as per BS 7671
- Test MCB operation and insulation resistance on completion
