



MK Electric K4917ELWHI Grid Plus White 1 Way Double Pole Modular Key Switch Marked EMG LTG 20A
K4917ELWHI
MK Electric K4917ELWHI Grid Plus Modular Key Switch – White, EMG LTG Marking, 20A Double Pole
The MK Electric K4917ELWHI is a 1 way double pole key switch marked ‘EMG LTG’, ideal for controlling emergency lighting circuits. Designed for use with the MK Grid Plus system, it ensures safe and secure switching in public or commercial installations.
- EMG LTG Marked: Clearly labelled for emergency lighting control, ensuring quick identification and compliance.
- Key-Operated Control: Supplied with a 3405 ZIC key for authorised access to the circuit.
- Double Pole Switching: Simultaneous disconnection of live and neutral lines enhances operational safety.
- Grid Plus Compatible: Clips directly into Grid Plus mounting frames with no need for specialist tools.
- Commercial Grade: Complies with BS EN 60669-1: 2000 for reliable use in demanding environments.
Technical Specification
- Product Type: Key switch (EMG LTG)
- Operation: 1 way, double pole
- Current Rating: 20A
- Finish: White
- Standards: BS EN 60669-1: 2000
✅ Install the MK K4917ELWHI for secure emergency lighting control in your Grid Plus setup!

Ean Code | 5017490320605 |
Range | MK Grid Plus |
Includes 13a Switch Socket? | N |
Product | Gridswitch Module |
Type | Key Switch EMG Test Module |
Telephone Master | N |
Includes Rcd? | N |
Screwless? | N |
Telephone Secondary | N |
Tv Socket | N |
Ingress Protection | IP4X |
Fm/dab | N |
Satellite | N |
Rj11 | N |
Rj45 Cat 5e | N |
Rj45 Cat 6 | N |
USB Included | N |
Insert Colour | White |
Mounting Box Minimum Depth | 25 mm |
Number Of Gangs | 1 |
Voltage | 250 V |
Pole Configuration | Double Pole (2P) |
Mounting | Grid |
Width | 25 mm |
Current Rating | 20 A |
Standards | BS EN 60669-1 |
Height | 59 mm |
Body Material | Moulded Plastic |
Gangs | 1 Gang |
Neon Indicator | N |
Face Colour | White |
Ways | 1 Way |
Flex Outlet | N |
Legend | EMERG LGT TEST |
Switched/unswitched | Switched |
Fuse Fitted | N |
Lockable? | N |
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.