



Craig & Derricott SDP406 I-Switch Moulded Six Pole Enclosed Rotary Isolator Switch 40A 415V
SDP406
I-Switch Enclosed Rotary Isolator – 40A 415V, 6-Pole, IP66 Rated
This 40A six pole rotary isolator from the I-Switch range offers robust switching and full disconnection capability for multi-circuit or multi-phase installations. Housed in a durable PC/ABS moulded enclosure and sealed to IP66, it’s ideal for demanding industrial environments. The isolator features enhanced safety with a padlockable OFF position that prevents cover removal and ensures compliance with lockout/tagout procedures. It also accommodates auxiliary contact blocks and neutral assemblies for system flexibility.
- 6-Pole Switching: Designed for applications requiring full isolation of three-phase and additional circuits—ideal for complex or dual supply systems.
- 40A Rated Performance: Handles medium-duty industrial loads such as motors, machinery, and HVAC control systems.
- IP66 Rated Enclosure: Provides superior protection against dust and water, suitable for harsh or outdoor environments.
- Secure Safety Features: Padlockable in the OFF position to prevent access during isolation; captive stainless steel screws prevent component loss.
- Expandable System: Accepts up to 2 auxiliary contact blocks and optional neutral assemblies for advanced configurations.
- Flexible Cable Entry: 2 x M20/25 knockouts on both top and bottom faces simplify installation and cable management.
Technical Specification
- Current Rating: 40A
- Voltage Rating: 415V AC
- Poles: 6-pole (base mounted)
- Material: PC/ABS moulded enclosure
- 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: Supports 2 auxiliary blocks and optional neutral terminals
✅ Choose this 40A 6-pole I-Switch rotary isolator for flexible, weatherproof isolation in advanced or multi-circuit industrial systems!
Range | i-Switch |
Product | Rotary Isolator Switches |
Ingress Protection | IP66 |
Length | 175 mm |
Voltage | 415 V |
Pole Configuration | 6P |
Material | Plastic |
Width | 130 mm |
Depth | 115 mm |
Current Rating | 40A |
Standards | IEC/BS EN 60947-3 |
Number Of Poles | 6P |
Mounting Type | Base |
Voltage Rating | 690 V |
Rated Current | 40 A |
Rated Short Circuit Withstand Current | 800A at 1sec kA |
Enclosed | Y |
Switched | Y |
C/w Fuses | Y |
Delivery Costs
Our standard delivery charge to UK mainland addresses is £5.90 ex-VAT.
Take advantage of FREE* Delivery when you spend over £100 (per order) ex-VAT.
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12.00 ex-VAT.
Solar Panels, Batteries and Inverters
Due to their size all solar panels, batteries and inverters orders up to 50 qty will be despatched on a pallet and incur a £120** ex-VAT delivery charge.
**£180 ex VAT to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes.
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