The Mastervolt 77030500 gives a MasterBus system a controllable potential free contact and a usable CSI alarm contact, to expand the possibilities available. For example, it can be used to to control a ventilator, or to operate a generator based on data gathered from the battery system, increasing the automation capabilities of the system.

General specifications

Potential free contact: NO-C-NC – 1 A / 30 V DC

MasterBus powering: no

Dimensions, hxwxd: 66 x 78 x 32 mm (2.6 x 3.1 x 1.3 inch)

Weight: 0.08 kg (0.2 lb)

Delivered with: MasterBus cable, MasterBus terminator, user’s manual

Technical specifications

Protection degree: IP21