Lever latches with key

Quick-assembly, technopolymer


Lever latches with key
Lever latches with key


Lever latches with key
Lever latches with key


Glass-fibre reinforced polyamide-based (PA) technopolymer, black colour, certified self-extinguishing UL-94 V0.

Packing ring

Silicone directly applied onto the back side of the stator head.

Washer with elastic fixing wings and self-tapping screws

Stainless steel.


Polyamide based (PA) technopolymer.



IP protection

IP 65 protection class, according to table EN 60529-.

Standard executions

  • CQTF/A: two-wing groove for key.
  • CQTF/T: triangular groove for key.

Maximum continuous working temperature


Disassembly tool (to be ordered separately)

Code 421550 ATTREZZO CQT.FM. in AISI 304 stainless steel.


Quick assembly with steel plate thickness ranging from 1 to 2 mm latches.

Technical data

The "V0" certification in accordance with UL-94 V (Underwriters Laboratories) (see Technical Data-) indicates that on a plastic test sample with specific shape and dimensions, in the vertical position, the flame is extinguished within 10 seconds, without generating incandescent drops.

Special executions on request

  • Closing levers in zinc-plated steel.
  • Latches and keys supplied separately.

Assembly instructions

The latch is inserted in the mounting hole of the door on the lever side (see picture) until the wings of the elastic washer snap in, ensuring complete fastening.

The latches are supplied with assembled lever for faster mounting.

Where needed, the latch can be disassembled from the inside of the door by means of a disassembling tool (to be ordered separately).



Feeling overwhelmed with what product to choose?

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We want to find out about your industrial application need and where we can help. Our contact details are below.