Description
THORN SECURITY LIMITED
M500EX
M500 SERIES DETECTOR BASE
SCN 517-035-002
BASEEFA NO: EX 89C2200X
The Thorn Security M500EX (517-035-002) is a detector base from the M500 Series, used within a ship’s fire alarm system. It provides the seat for a detection head and carries its connection into the alarm wiring back to the fire panel. The unit is marked with BASEEFA number EX 89C2200X, a certification reference for explosion-protected equipment. It is offered in used condition for M500 Series detection points in machinery spaces, pump rooms or other areas where certified equipment is specified.
Key Features
✓ M500 Series detector base
✓ Model M500EX
✓ SCN 517-035-002
✓ BASEEFA No: EX 89C2200X
✓ Seat for a fire detection head
Marine Applications
✓ Detection points in pump rooms where certified equipment is specified
✓ Fire detection in machinery spaces using Ex-rated devices
✓ M500 Series detection points in hazardous area zones
Technical Support
Prota Marine provides technical support, repair and onboard installation for the M500EX detector base and the wider fire alarm system. Support covers fault diagnosis on M500 Series detection points and commissioning support after fitting.




