Hold-open function 24
The latch bolt controlled locking pin in the centre of the keeper keeps the electric strike unlocked until the door is opened, even after contact has been made.

Electric strike 24
Fail-locked, Hold-open function

Electric strike 24FF
Adjustable keeper (FF, FaFix®), Fail-locked, Hold-open function

Electric strike 24E
Mechanical unlocking (E), Fail-locked, Hold-open function

Electric strike 24EFF
Adjustable keeper (FF, FaFix®), Mechanical unlocking (E), Fail-locked, Hold-open function

Electric strike 24RR
Monitoring contact (RR), Fail-locked, Hold-open function

Electric strike 24F
Adjustable electric strike (F, Fix®), Fail-locked, Hold-open function

Electric strike 24EF
Adjustable electric strike (F, Fix®), Mechanical unlocking (E), Fail-locked, Hold-open function

Electric strike 24S
Fail-locked, Hold-open function

Electric strike 24SFF
Adjustable keeper (FF, FaFix®), Fail-locked, Hold-open function

Electric strike 24ES
Mechanical unlocking (E), Fail-locked, Hold-open function

Electric strike 24ESFF
Adjustable keeper (FF, FaFix®), Mechanical unlocking (E), Fail-locked, Hold-open function

Electric strike 24SF
Adjustable electric strike (F, Fix®), Fail-locked, Hold-open function

Electric strike 24ESF
Adjustable electric strike (F, Fix®), Mechanical unlocking (E), Fail-locked, Hold-open function