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BLUE SEA SYSTEMS ML-Series Heavy Duty Automatic Charging Relay

Model # 9369059Mfg # 7620


Customer Reviews
In stock online.

Product Description

The ACR (automatic charging relay) combines large battery banks for high current charging and emergency cross connect, and isolates under discharge.

  • Includes ML-Series Remote Control Contura Switch
  • 500 Ampere continuous rating
  • Magnetic Latch (ML): ACR draws very low current (<10 mA to monitor terminal voltage) in the "ON" or "OFF" states, and draws moderate current for very short time when changing state.
  • 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
  • Supports high-output alternators up to 500 Amps
  • LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, in Start or Engine isolation
  • 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance
  • 7/8" (22mm) stud length accepts multiple cable terminals
  • Label recesses for circuit protection
  • Silver alloy contacts provide high reliability for switching live loads Automatic Functions: Combines battery banks when charging and isolates under discharge
  • User Selectable Functions: Emergency battery cross-connect (with optional switch)
  • Status Indicators: None
  • Volts: 12V: 32V max. (7621 24V version available)
  • Cranking Amps: 2,500A
  • Continuous Amps: 500A
  • Waterproof: Yes, rated IPX67
  • Warranty: Five years


ML-Series Heavy Duty Automatic Charging Relay

Amperage 500 Amps
ISO Approved ISO 8846
Meets UL 1500
SAE J1171
Type Switch: Automatic Charging Relay
Voltage 12 Volts (7621 24 Volts Version Available)
Warranty Details Lifetime

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