CQR SC550/WH 6 Terminal Door contact white Grade 2 | Connectec.uk
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CQR SC550/WH 6 Terminal Door contact white Grade 2
  • CQR SC550/WH 6 Terminal Door contact white Grade 2

CQR SC550/WH 6 Terminal Door contact white Grade 2


  • Large surface contact
  • Leaf spring tamper
  • 6 Terminals
Full description
1 reward points
£3.81 Ex VAT
Availability In stock
Delivery From £3.99* Inc VAT
Product Code11951
Next day delivery available.
Order today for delivery from
Monday 26th October
Qty Ex VAT Inc VAT

The CQR SC550 Large Grade 2 Door Contact

The CQR SC550 is a large door contact for grade 2 rated alarm systems, with 6 Rhodium contact and an anti tamper leaf spring.



  • Large surface contact
  • 6 Terminals
  • Leaf spring tamper
Reed Switches
Pull-in Gap
30 mm
Voltage Range
1-50V DC
Switching Current
85 x 25 x 20mm
Rated EN50131-2-6 grade 2
Environmental class

Product variants available

External links*
CQR website

* External websites provide additional content that supports the content on connectec.uk however the external Web site is subject to change and is beyond the control of Connectec Ltd. Connectec cannot guarantee the accuracy of content on external websites and does not endorse the information or products on any external websites. You will be subject to the external websites own privacy policy when you follow these links.

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Get expert answers to questions specific to this product below or for more help visit our Q&A forum

Mick2018-11-16 17:05:30
Are these contacts normally open or normally closed? Thanks
Paul Jarvis2018-11-19 11:02:43
These door contacts like most others are normally closed.

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View all addons for the CQR SC550/WH 6 Terminal Door contact white Grade 2

Why buy the CQR SC550/WH 6 Terminal Door contact white Grade 2 from Connectec?



Our technical support team are experienced installation engineers with years of field experience.



Customer service is our top priority. We always try to ensure we offer a first class service too all our customers.



We offer FREE mainland UK delivery on orders over £75 and FREE next day delivery on orders over £150*.



We are approved CQR resellers for direct access to manufacturer warranty and support.

* Qualifying products only, subject to terms. For more information view our delivery information.