4.9 Based on 1181 reviews 
Description
3P+N SPD with Metal Enclosure – Heavy-Duty Surge Protection for 3-Phase Systems
⚡ WCED Type 2 20kA/40kA
The WCED Type 2 20kA/40kA 3P+N Surge Arrestor with Metal Enclosure (also known as a Whitecliffe 4-pole Type 2 SPD in protective housing) offers complete surge protection for 3-phase electrical setups. Designed to meet BS7671 and 18th Edition standards, this metal-enclosed Type 2 SPD guards against spikes from indirect lightning strikes and switching events.
Built into a robust enclosure, this unit combines performance with protection—making it ideal for high-demand environments where safety and durability matter.
🧰 What You Get – SPD with Metal Enclosure Specs
- Type: Type 2 SPD
- Poles: 3P+N (L1, L2, L3 + Neutral)
- Surge capacity: 20kA (nominal), 40kA (max)
- Voltage: 230/400V AC (275V Uc)
- DIN-rail mounted inside metal enclosure
- Red/green mechanical status indicators
- Operating temperature: -40°C to +85°C
- IP-rated metal housing for added durability
- Terminal size: 2.5–25 mm²
- Fully pre-assembled and ready to install
🔧 Key Features of This Type 2 4 Pole SPD with Metal Enclosure
- Type 2 Surge Protection (40kA) – Blocks harmful spikes and transients
- 3P+N Design – Full-phase coverage including neutral line
- Metal Enclosure – Increases durability, ideal for demanding setups
- Visual Indicators – Show active or failed protection status
- DIN Rail Pre-Fitted – Fast, safe installation for professionals
🏠 Where to Use This Metal-Enclosed SPD
This enclosed SPD is perfect for many types of installs:
- Residential – Prevents surge damage to home panels and appliances
- Commercial – Protects lighting, HVAC, POS systems, and more
- Industrial – Shields control panels, motors, and sensitive electronics
🔗 Need This SPD Without the Enclosure?
Check the standalone unit here:
WCED WSPD440 – 3P+N Type 2 SPD (no enclosure)
📝 Summary – Durable Surge Protection in a Ready-to-Install Enclosure
The WCED 3P+N Type 2 SPD with Metal Enclosure offers strong, standards-compliant protection in a compact, enclosed format. It’s the perfect solution for full-phase installs needing reliable, long-life surge defense.
