CQTF.FM-AE-V0 Lever latches with key Quick-assembly, technopolymer


Main specifications


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 

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

General information


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.

Other executions

Special executions on request

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

Assembly instructions

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).

Lever latches with key Quick-assembly, technopolymer CQTF.FM-AE-V0
Lever latches with key Quick-assembly, technopolymer CQTF.FM-AE-V0
Code Description l Weight
421261 CQTF/A-FM-35-18-AE-V0 18 25
421262 CQTF/A-FM-35-20-AE-V0 20 26
421263 CQTF/A-FM-35-22-AE-V0 22 27
421264 CQTF/A-FM-35-25-AE-V0 25 29
421265 CQTF/A-FM-35-30-AE-V0 30 34
Code Description l Weight
421266 CQTF/T-FM-35-18-AE-V0 18 25
421267 CQTF/T-FM-35-20-AE-V0 20 26
421268 CQTF/T-FM-35-22-AE-V0 22 27
421269 CQTF/T-FM-35-25-AE-V0 25 29
421270 CQTF/T-FM-35-30-AE-V0 30 34