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Blue Sea 7622 500A ML-Series Automatic Charging Relay

Blue Sea 7622 500A ML-Series Automatic Charging Relay

  • $ 244.99

Need to combine your engine battery and RV "house" battery so that you can charge the house bank off your van's alternator? The Blue Sea ML-ACR (Model 7622) is an Automatic Charging Relay which can combine your two battery banks into one bank for temporary charging.

The ML-series has four models of charging relay:

  • The ML-7620 (12VDC) and ML-7621 (24VDC) without manual controls
  • The ML-7622 (12VDC) and ML-7623 (24VDC) with manual controls 

Key Features: Blue Sea ML-ACR (Model 7622)

  • Manual control switch provides an added level of safety allowing control with or without power, and offering lock off capability for servicing
  • Automatically manages the charging of two large battery banks
  • Allows paralleling of battery banks for emergency starting
  • 500 ampere continuous rating to support high-output alternators
  • Magnetic latch (ML)—ACR draws very low current in the "on" or "off" states, and draws moderate current for very short time when changing state
  • Dual sensing- senses charge on both battery banks
  • Start Isolation (SI)- can be configured for temporary isolation of house loads from engine circuit during engine cranking to protect sensitive electronics
  • Engine isolation (EI)- can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output
  • Senses charging on two battery banks
  • Limited 90-day warranty

Specifications: Blue Sea ML-ACR (Model 7622)

Operating Voltage 12 VDC
Length (in.) 5.5
Width (in.) 3.75
Height (in.) 2.0
Weight (lbs.) 0.5


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