3 Phase Surge Protection Device Unit with 8 Way Plastic IP65 enclosure (RCBO/MCB variants)
18th Ed. Compliant
2-Year Warranty
UK Stock
Free Delivery £30+
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The WCED 3 Phase 8 Way IP65 Enclosure is supplied complete with a Type 2 Surge Protection Device (SPD) and your choice of either a 40A 4-pole Type A RCBO or 40A 4-pole MCB. Built into a durable IP65-rated enclosure, this unit gives electricians a ready-made solution for three-phase installs...
The WCED 3 Phase 8 Way IP65 Enclosure is supplied complete with a Type 2 Surge Protection Device (SPD) and your choice of either a 40A 4-pole Type A RCBO or 40A 4-pole MCB. Built into a durable IP65-rated enclosure, this unit gives electricians a ready-made solution for three-phase installs across EV, solar, and commercial projects.
Designed to protect against overcurrent and transient overvoltage events, this unit ensures full compliance with BS 7671 (18th Edition, Amendment 2) for three-phase circuits. Every board is assembled to order and ready for dispatch within 3 working days.
- Integrated Type 2 SPD for surge protection on three-phase systems
- Supplied with either Type A RCBO (40A) or MCB (40A) option
- IP65-rated enclosure – safe for indoor or outdoor use
- 8 usable ways for flexible distribution
- Complies with BS EN 61439-3 and BS EN 61009-1
- Built to order – allow 3 days for dispatch
Looking for related options? See our Three Phase Boards & Accessories or EV consumer units for alternative configurations.
What’s included with this unit?
The enclosure is pre-assembled with an 8-way IP65 housing, a Type 2 SPD, and either a 40A 4-pole Type A RCBO or 40A 4-pole MCB depending on the variant chosen.
Is this suitable for EV charger installs?
Yes. The integrated RCBO option is compliant with EV charging requirements under Amendment 2 of BS 7671. For PME earthing systems, pair with a PEN fault detection unit to meet current EV regulations.
Why choose IP65?
An IP65-rated enclosure offers dust-tight protection and resistance against water jets, making it safe for plant rooms, garages, and outdoor renewable installs.
How long is delivery?
Each unit is built to order. Please allow up to 3 working days from order to dispatch. All boards are shipped from UK stock with next-day courier options available.
Can I expand the board later?
Yes – additional MCBs and RCBOs can be added to the 8 available ways, depending on load requirements.
- Enclosure: 8 way IP65 plastic
- Protection Device Options: 40A 4-pole Type A RCBO (WPRCUSP440C) or 40A 4-pole MCB (WPCUSP440C)
- Surge Device: Type 2, 3-phase + N
- Rated Current: 40A
- Rated Voltage: 400V AC, 50/60Hz
- Poles: 4-pole (3 phase + neutral)
- Discharge Capacity: 20kA nominal, 40kA maximum
- Breaking Capacity (RCBO): 10kA
- Compliance: BS EN 61439-3, BS EN 61009-1, BS EN 61643-11
- Ingress Protection: IP65
This unit is designed as a ready-to-fit three-phase protection board. Installation should be carried out by a qualified electrician and in line with BS 7671 requirements.
- Confirm whether the job requires RCBO or MCB before ordering
- Ensure SPD earth lead is kept as short as possible
- Mount in a well-ventilated location to prevent overheating
- Allow 3 working days build time from order
