



Craig & Derricott SDP633N I-Switch Moulded Triple Pole+Switched Neutral Enclosed Rotary Isolator Switch 63A 415V
SDP633N
I-Switch Enclosed Rotary Isolator – 63A 415V, Triple Pole + Switched Neutral, IP66 Rated
This 63A I-Switch rotary isolator provides full 4-pole disconnection for three-phase systems, including the neutral conductor. Ideal for heavy-duty industrial and commercial installations, it combines robust switching performance with essential safety features, such as padlockable isolation and IP66 ingress protection. The unit is housed in a durable PC/ABS moulded enclosure with stainless steel captive cover screws and accepts a full range of add-on accessories including auxiliary contacts and neutral assemblies.
- Complete 4-Pole Isolation: Triple pole + switched neutral ensures all live conductors are safely disconnected for maintenance and system protection.
- Heavy-Duty Rating: 63A switching capacity for isolating larger loads such as motors, machinery, and HVAC systems.
- Rugged IP66 Enclosure: Fully weatherproof and dust-tight for demanding indoor or outdoor environments.
- Lockable Safety Feature: Padlockable in the OFF position to prevent enclosure access—ensures compliance with lockout/tagout procedures.
- Flexible Cabling Options: Supplied with 2 x M20/25 knockouts on both top and bottom faces for convenient cable entry.
- Modular Expansion Ready: Base-mounted switch accepts auxiliary contact blocks and neutral add-ons.
Technical Specification
- Current Rating: 63A
- Voltage Rating: 415V AC
- Poles: Triple Pole + Switched Neutral (4-pole)
- Enclosure Material: PC/ABS
- Ingress Protection: IP66
- Cable Entries: 2 x M20/25 knockouts (top and bottom)
- Fixings: Located outside the sealed cavity
- Earthing: Earth terminals included in base
- Accessories: Compatible with auxiliary blocks and neutral assemblies
✅ Choose this 63A triple pole + switched neutral rotary isolator for safe, weatherproof disconnection in high-load commercial and industrial systems!
Range | i-Switch |
Product | Rotary Isolator Switches |
Ingress Protection | IP66 |
Length | 175 mm |
Voltage | 415 V |
Pole Configuration | Triple Pole (3P) |
Material | Plastic |
Width | 130 mm |
Depth | 115 mm |
Current Rating | 63A |
Standards | IEC/BS EN 60947-3 |
Number Of Poles | Triple Pole (3P) |
Mounting Type | Base |
Voltage Rating | 690 V |
Rated Current | 63 A |
Rated Short Circuit Withstand Current | 1300A at 1sec kA |
Enclosed | Y |
Switched | Y |
C/w Fuses | Y |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.