Indoor Break Glass Call Points Ì Indoor surface mounting call points available as 470Ω or 680Ω versions Ì Unique ‘Plug & Play’ installation concept Ì Anti-tamper facility Ì Enhanced aesthetics Ì Fully approved to the latest standards, including EN54-11 and LPCB 166b/39 & 166b/40 Ì Backward compatibility Ì Additional transparent hinged covers available for extra protection, ideal for schools etc Ì Operating Temperature: -40 to +55°C Ì Voltage: 24V DC Ì Dimensions (WxHxD): 89 x 93 x 58.5mm 416661.416656 Price Each Description Call Point 470Ω Call Point 680Ω Accessories Hinged Cover Hinged Cover Seals (Pk5) Spare Glass (Pk10) Spare Keys (Pk10) Order Code 100-4630 100-4631 100-4632 100-4634 890-1970 100-4635