facebook pixel 3 Phase SPD Kit: Complete Surge Protection System
National  8:00am to 5pm - Mon-Fri
Products may differ in size, colour and appearance to those shown. If you require further information please contact us directly.

Surge Devices SY12350KA4P/ENCM Type 1+2+3 50kA 3 Phase Lightning and Surge Arrester with MCB in IP65 Enclosure

SKU: SY12350KA4P/ENCM
Delivery usually within 1-3 working days*
Confirm Availability

Complete SPD kit for three phase use. Includes 50kA Type 1+2+3 surge arrester, 63A MCB, IP65 enclosure, and visual indicator. Ideal for TN-S, TT, and TNC-S systems. Pluggable and BMS-ready.

£416.97 + VAT

(incl. VAT £500.36)

Description

Complete Three Phase SPD Kit with Breaker & Window Indication

Enclosed Surge Protection Kit for Three Phase Systems – Type 1+2+3 3 Phase Lightning and Surge Arrester

The SY12350KA4P/ENCM 3 Phase SPD Kit from Surge Devices is a complete lightning and surge protection kit. It includes a 50kA Type 1+2+3 SPD, a 3P 63A MCB, and comes housed in a tough IP65 polycarbonate enclosure. It protects TN-S, TNC-S, and TT installations from direct lightning and transient surges.

This unit is quick to install and easy to maintain. It has a clear status window, remote signal contacts, and pluggable modules for fast servicing.


Key Features – 3 Phase SPD Kit

  • Type 1+2+3 surge arrester – 50kA rating
  • Pre-fitted 3-pole 63A MCB
  • Clear visual status indicator
  • Remote contacts for alarms or BMS systems
  • Fast response: less than 25ns
  • Low let-through voltage: under 1.3kV
  • Works with TN-S, TNC-S, and TT systems
  • Replaceable modules (pluggable design)
  • DIN rail mounting inside IP65 enclosure
  • Compliant with BS7671, BSEN61643-11, BSEN62305

Technical Overview – 3 Phase SPD Kit

  • Model: SY12350KA4P/ENCM
  • Surge Capacity: 50kA (10/350µs)
  • Nominal Discharge: 20kA (8/20µs)
  • Voltage Protection Level: <1.3kV
  • Max Voltage (Uc): 275V AC
  • TOV: 335V / 5s
  • Response Time: <25ns
  • Backup MCB: 63–160A
  • Cable Size: 25mm²
  • Mounting: DIN rail
  • Enclosure: IP65 polycarbonate

What’s Included

  • SY12350KA4P SPD unit
  • 3P 63A MCB
  • Pre-wired IP65 enclosure
  • Status window and labels
  • Remote output terminals

Why Choose This Product?

This kit makes surge protection simple. It’s enclosed, pre-wired, and includes everything you need. The status window shows when replacement is needed. Pluggable modules and remote contacts save time during checks or servicing.

Use it in control panels, EV supplies, and industrial switchgear.


Guarantee & Compliance

  • Manufactured in Europe
  • Meets BS7671 (18th Edition), BSEN62305, and BSEN61643-11
  • Designed for long life – over 100,000 hours of operation

Summary

The SY12350KA4P/ENCM is a full SPD kit with 63A MCB, pluggable modules, and visual status. It installs fast, protects reliably, and fits most three phase electrical setups.

Complete Enclosure Kit with Circuit Protection

Downloads

View Product Data Sheet

Additional information

Brand

Surge Devices

Features

With Enclosure

Product

SPD – Surge Protection

Discharge Capacity

20kA / 50kA

Voltage

400V

Earthing System

TT, TN-S, TN-C-S

No of Poles

4P

Type of SPD

1, 2 & 3

This product will be ordered from one of ours suppliers. The usual dispatch time to you is displayed above. You will receive a notification if there are any delays once your order is placed.
© 2025 Electrical 4 Less
Electrical 4 Less

    Electrical 4 Less
    whatsup-logo
    Next Day Delivery
    Cut-Off Time and Order Information
    To ensure your order qualifies for next day delivery, please place your order by 3:00 PM. This is subject to all items being available on the shelf at the time of your order. For orders where the total value exceeds £150 + VAT (double our standard carriage-paid order value of £75 + VAT), we are happy to split the delivery into two shipments if some items are needed urgently and others are not immediately available. If you have any questions or need further assistance, feel free to reach out to us via WhatsApp for live support. We're here to help!
    Delivery Policy
    Free Next-Day Delivery Over £75 + VAT:
    Orders above £75 + VAT qualify for free next-day delivery via DPD for in-stock items. While we strive for timely dispatch, we recommend placing orders early to avoid potential delays. Once dispatched, unexpected issues may arise despite the courier’s efforts.

    Orders Below £150 + VAT:
    To keep costs manageable, we dispatch your order once all items are ready, including products with longer lead times.

    Need items faster? You can pay for an additional delivery service to receive in-stock items sooner. Simply email us with your order details, and we’ll send you a payment link for the extra delivery cost.

    Orders Above £150 + VAT:
    For larger orders, we can split delivery at no extra cost. In-stock items will be sent immediately, with the remaining items dispatched once available.
    Dispatch Times
    Items with Lead Times (e.g., 1–3 Working Days):
    This means we need to source the product from our supplier before sending it to you. The estimated dispatch time is displayed on each product page.

    Out of Stock at Supplier:
    If an item is unavailable at the supplier, we will contact you promptly. You’ll have the option to choose an alternative product or request a full refund.