MUL-T-LOCK MTL600 Switch Lock


Different: Each lock has its own unique key.

Alike: Multiple locks can be opened with the same key.

Note: Multi-cylinder lock have a single key for all cylinders, regardless of keying.

Extra keys per product. Please note: sets are considered as one product.

Provide additional information or leave comments if necessary.


Key control for electrical circuits.
See Table.
Body, plug and rings: brass
Cam: steel
Pins: nickel silver and stainless steel
Standard finishes (Ø19, Ø22)
Nickel satin, brass
Standard finish (Ø29)
Nickel chrome matt, shiny brass, nickel chrome
Special finishes (Ø29)
Antique brass, antique bronze
Cylinder mechanism
Mul‑T‑Lock’s unique, high precision pin tumbler system. Drill resistant for High Security needs.
Reversible nickel silver key with plastic key head and colored insert for identification. Also available in all nickel silver.
Cylinder options
• Classic, Interactive® platforms
• Keyed different, keyed alike
• Master keyed
• UL437 - pick and drill resistance
• SII 950 - burglary resistance
Burgess F4T6 switch specification
• Contacts: fine silver
• Terminals: 2.0mm faston
• Temperature range: -40°C to +85°C
• Mechanical life: 107 cycles minimum (impact free actuation)
• Protection type: enclosure – IP40

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
MTL600 (Interactive+)
  • Return for refund within: 30 days
  • Return for replacement within: 30 day
  • Restocking fee: up to 20%
  • Please contact us to get RMA. All returned products must be in original condition and shipped out within 3 business days after getting RMA.