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Briton 5540 Large Upright Case Mortice Latch

RRP Inc VAT - £46.49
Our Price Inc VAT - £29.29
Our Price Ex VAT - £24.41
Manufacturer: Briton Locks
All product images are for illustration purposes only

The 5540 Large Upright Case Mortice Latch from Briton is designed for use on doors with lever furniture which are not required to be locked, it is easily reversible for use on either right or left handed doors.  With a square stainless steel forend, this latch-only product is suitable for bolt-through fixings.  You can be assured that this product is reliable and can fulfill its purpose due to the rigorous testing process that it has received.  It has been EN 1634 tested for fire door suitability (when used in conjunction with intumescent protection) and has been rated as giving 90 minutes protection for timber fire doors and 4 hours for steel fire doors.  It has also been tested to EN 12209 as well as being CE Marked, Certifire approved and supplied with a 10 Year manufacturer's guarantee, giving maximum peace of mind for the consumer.

Standards BS EN 12209 & BS EN 1634
Packaging Boxed
Notes Square Forend
Case Width 15mm
Case Height 165mm
Case Depth 93mm
Forend Width 20mm
Forend Length 235mm
Backset 60mm
Case Material Powder Coated Steel
Forend Finish Stainless Steel
Finish Stainless Steel
Fire Tested 90 Minutes Timber & 4 Hours Steel
Brand Briton
Manufacturer Reference 5540.60.S.SS
Barcode 5050640000316
Mechanism Latch Only
Guarantee 10 years
Handed Reversible


  • EN 12209 and CE Marked
  • Suitable for bolt-through fixings
  • Quick reversible latch for left and right handed doors-no need to dismantle the lockcase
  • EN 1634 fire testing for: 90 mins timber fire doors and 4 hour steel fire doors (when used with intumescents)
  • Certifire approved
  • No locking function
  • 60mm backset
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