![Maretron SIM100 Switch Indicator Module [SIM100-01] Inspection Hatches apparent Ø 81 mm](https://cdn.shopify.com/s/files/1/2785/3654/products/34159XL.jpg?v=1677900291)
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apparent Ø 81 mm
5" Open Base Silver Anodized Aluminum cleat
Ultra smooth motor uses less amps - Free-fall does not need battery power so it preserves your battery
HHL Sheave: sheave and bearing race: Grade 2205 stainless steel
Maretron SIM100 Switch Indicator Module [SIM100-01] Inspection Hatches apparent Ø 81 mmSIM100 Switch Indicator Module Maretron's Switch Indicator Module monitors switch closure devices including, but not limited to, safety equipment (heat, smoke, carbon monoxide, explosive vapor detectors), security systems (motion, vibration, glass break, door and port hole magnetic switches), and vessel monitoring equipment (valve closed open, high water bilge). The SIM100 continually monitors these switch closure devices and broadcasts information of