BM-1 Compact Battery Monitor / gray

7 left in stock
SVB price: €163.82
Excl. VAT, excl. shipping costs.
This is a NET-price excluding German VAT. Shipments to countries outside of the EU may be subject to import duties and taxes.
€163.82 This is a NET-price excluding German VAT. Shipments to countries outside of the EU may be subject to import duties and taxes.
Available variants:
Item no.
NASA BM-1 Compact Battery Monitor

Product details

The BM-1 Compact is designed to monitor performance of 12 volt battery systems with capacities of up to 650 Amp hours. It is supplied complete with a precision 100 Amp shunt and a prefabricated cable assembly to enable simple installation. The unit continuously monitors voltage, current (charge or discharge), the battery‘s state of charge and the time to charge or discharge. This information leads to more efficient use of the battery, which can enhance the battery life and reduce the risk of failure. Available with grey or white housing.

  • supply voltage: 8 - 16 Volts DC
  • supply current: 3 milliamps
  • battery capacities: 5 - 650 Amp Hour
  • capacity is shown: in 1.0 Amp Hour steps
  • charge current: 100 Amps maximum
  • currents are shown: for values of 0 - 9.9 Amps in 0.1 Amp steps, for values of 10 - 100 Amps in 1.0 Amp steps
  • shunt: standard 50 millivolt @ 100 Amp
  • connections shunt 6 mm pins
  • connections measuring lines 4 mmm screws
  • dimensions: 125 x 62 x 23 mm


en-flag Manual
.PDF, 3,89 MB
en-flag Short manual
.PDF, 1,47 MB

What other SVB customers have to say

100% real reviews
Frank B.
Flag of Germany Verified purchase
The installation is absolutely unproblematic and is quite fast. The case of the device builds pleasingly small and it is not a cutout but only a 5mm hole for the cables necessary. The device seems to be very precise ...
Maarten V.
Flag of Netherlands Verified purchase
I am installing the product. I do not yet know if the meter is working properly
Bernard F.
Flag of France Verified purchase
Hello. Intended more for boats, this product was recommended to me by an already equipped camping cariste. So I saw him on duty. It responds perfectly to the need of the car and very easy to install. Product to recommend.
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