Door Contacts / Switches
Voltek

Voltek Five Channel Door Contact Interface
Voltek

Voltek Four Channel Door Contact Interface
Voltek

Voltek One Channel Door Contact Interface
Voltek

Voltek Six Channel Door Contact Interface
Voltek

Voltek Three Channel Door Contact Interface
Voltek

Voltek Two Channel Door Contact Interface
Castle Care-Tech
Castle/Innovonics Wireless Door/Window Contact White
CQR

CQR Grade 2 Large Surface Door Contact Brown (89)
CQR

CQR Grade 3 White Surface Door Contact with Magnetic Detection
Elmdene

Elmdene EN3-RSA Grade 3 Roller Shutter Contact (Grey Resistors)

Elmdene Large Brown Surface Plastic with Green Resistor Grade 2
Elmdene

Elmdene QSC Grade3 Large Brown Surface Contact (Green Resistors)