Apollo Spare Operating Element (Flexi/Glass) for 55000-121

Model number: 55000-121

Brand: Apollo

Series 65 conventional A1R rate-of-rise heat detector with flashing LED status.

• Exact manufacturer model: 55000-121
• Apollo Fire Detectors — UK trade fire detection range
• Install to Apollo datasheet, loop/zone loading and applicable BS 5839 guidance

Confirm base type, protocol (conventional / XP95 / Discovery) and panel compatibility for model 55000-121 before bulk orders. Bases and heads are typically sold separately unless stated.

Replacement operating element. Compatible with Apollo Series 65 Heat Detector A1R with Flashing LED | Model 55000-121.