High Security Switch Locks

High-security switch locks, available in a variety of sizes (3/4″, 7/8″, 1 1/8″), and suitable for many applications requiring key control of an electrical circuit. High precision pin tumbler mechanism. Pick and drill resistant. Exceeds UL 437 specifications. Restricted keyway. Keyed alike (KA), keyed differently (KD), or master keyed (MK).



HIGH SECURITY SWITCH LOCKS – 19mm, 22mm, 29mm (3/4″, 7/8″, 1  1/8″)

For key control of electrical circuits.

See table (below).

Diameter 19mm (3/4″) 22mm (7/8″) 29mm (1-1/8″)
Key rotation 90º or 360º 90º or 360º 90º or 360º
Key removal 0º or 360º 0º or 360º 0º or 360º
Electrical operation Normally open/closed
Normally open/closed
Normally open/closed
Cylinder dimensions A B C D A B C D A B C D
mm 19 22 16 25.4 22 25 18.5 27 29 33.8 26 35
inch 3/4 7/8 5/8 1 7/8 1 3/4 1-1/16 1-1/8 1-5/16 1 1-3/8

Body, plug and rings: Brass.
Cam: Steel.
Pins: Nickel Silver & Stainless Steel.

Available Finishes:
Nickel Satin, Brass (19mm & 22mm);
Nickel Chrome Matt, Antique Brass,
Antique Bronze, Nickel Chrome, Shiny Brass (29mm).

Cylinder Mechanism:
Unique, high precision up to 10 telescopic pin tumbler system.
Pick and drill resistant for high security needs.

Reversible Nickel Silver key with plastic key head and coloured insert for identification. Also available in all-Nickel Silver.

Key Security:
Orders for keys marked “do not duplicate” should only be made upon presentation of a key card.

Cylinder Options:
Classic, Interactive® (patented).
Keyed different, Keyed alike, Master keyed.

UL437 Classified for burglary.
SII 950 – burglary.

“Burgess” F4T6 Switch Specification:                                
Contacts: Fine Silver
Terminals: F4T6: 2.0mm faston
Temperature Range: -40°C to +85°C
Mechanical Life: 107 cycles
minimum (impact free actuation)
Protection Type: Enclosure – IP40
Standards: UL, CSA

10 AMP Maximum Function N/O, N/C + Common Single Pole.
Supplied as Momentary Function with Instructions for On/Off Conversion.

Contact BRW for information regarding lock selection, pricing and quantity price discounts, or to request a quote.


There are no reviews yet.

Be the first to review “High Security Switch Locks”

Your email address will not be published. Required fields are marked *