Battery Monitors & Protectors

Marine Power Monitoring Systems from Bargain Boat Bits. If you cannot find what you are searching for you can refine your selection by using the search by brand and price function to the left of your screen. Alternatively, you can contact our Sales Support Team for assistance.

Please remember... it's hard to beat our low prices! 
Products
Dokensip Temperature Sensor DKT
Dokensip Temperature Sensor DKT
Dokensip Product Code DKT
£154.65
£179.94
Nasa Marine Battery Monitor - BM-1 - Blue Tooth (12VDC)
Nasa Marine Battery Monitor - BM-1 - Blue Tooth (12VDC)
Monitors a 12 volt lead-acid battery, or bank of batteries, with a total capacity between 5 and 600 Ampere-hours (Ahr). NASA Marine Product Code BM1-BT-12
£86.30
£99.50
Nasa Marine Battery Monitor - BM-2 - (12VDC)
Nasa Marine Battery Monitor - BM-2 - (12VDC)
The BM-2 is designed to monitor performance of 12 volt lead acid battery systems with capacities of up to 999 Amp hours. NASA Marine Product Code BM2-12
£117.48
£135.46
Nasa Marine Battery Monitor - BM1 - (12VDC)
Nasa Marine Battery Monitor - BM1 - (12VDC)
The BM-1 is designed to monitor performance of 12Volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM1
£95.62
£110.26
Nasa Marine Battery Monitor - BM1 - (24VDC)
Nasa Marine Battery Monitor - BM1 - (24VDC)
The BM-1 is designed to monitor performance of 24 Volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM1-24
£95.62
£110.26
Nasa Marine Battery Monitor - Compact - Grey (12VDC)
Nasa Marine Battery Monitor - Compact - Grey (12VDC)
The BM-1 compact is designed to monitor performance of 12 volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM-COMPACTG
£95.15
£109.72
Nasa Marine Battery Monitor - Compact - Grey (24VDC)
Nasa Marine Battery Monitor - Compact - Grey (24VDC)
The BM-1 compact is designed to monitor performance of 24 volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM-COMPG-24
£95.15
£109.72
Nasa Marine Battery Monitor - Compact - White (12VDC)
Nasa Marine Battery Monitor - Compact - White (12VDC)
The BM-1 compact is designed to monitor performance of 12 volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM-COMPACT
£95.15
£109.72
Nasa Marine Battery Monitor - Compact - White (24VDC)
Nasa Marine Battery Monitor - Compact - White (24VDC)
The BM-1 compact is designed to monitor performance of 24 volt lead acid battery systems with capacities of up to 600 Amp hours. NASA Marine Product Code BM-COMP-24
£95.15
£109.72
Nasa Marine Battery Monitor BM-2 - Compact - (12VDC / 200amp)
Nasa Marine Battery Monitor BM-2 - Compact - (12VDC / 200amp)
The new BM-2 Compact is designed for larger battery capacities and higher load currents than its BM-1 Compact sister product. NASA Marine Product Code BM2-COMP-12
£117.48
£135.46