SKU: 3477417482

Blue Sea 7620100 ML ACR Charging Relay 12V 500A w/Deutsch Connector

Sale price$179.09 Regular price$198.99
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Description

Blue Sea 7620100 ML ACR Charging Relay 12V 500A w/Deutsch Connector7620100 ML ACR Charging Relay 12V 500A with Deutsch Connector 500 Amp magnetic latching (bi stable) relay automatically combines batteries during charging and isolates batteries when discharging and when starting engine. Features: 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

7620100 ML ACR Charging Relay 12V 500A with Deutsch Connector

500 Amp magnetic latching (bi-stable) relay automatically combines batteries during charging and isolates batteries when discharging and when starting engine.

Features:

  • 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 (<40mA to monitor terminal voltage) 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
  • LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, or 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
  • Silver alloy contacts provide high reliability for switching live loads
  • Label recesses for circuit identification

Specifications:

  • Control Circuit Connection: Deutsch DTM
  • Nominal Voltage: 12VDC
  • Manual Control: No
  • Engine Isolation: Yes
  • Mounting: #10
  • Start Assist: Yes
  • Start Isolation: Yes
  • Amperage Operating Current When Changing State: <7.0A
  • Terminal Stud Torque: 140 in-lb (15.82 Nm)
  • Continuous Rating: 500A
  • Intermittent Rating: 700A (5 min)
  • Cranking Rating 30 Seconds: 1450A DC
  • Cable Size to Meet Ratings: 2x (4/0)
  • Live Current Switching: 300A@12VDC
  • Master Control Switch Capability: No
  • Switching Cycles: 100,000
  • Terminal Ring Diameter Clearance: 1.18" (29.97 mm)
  • Terminal Stud Length: 1.50" (38.1 mm)
  • Terminal Stud Size: 3/8" - 16 (M10)

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.


Manufacturer : Blue Sea Systems
Manufacturer Part No : 7620100
UPC : 632085762018
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 3477417482

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Mike in Georgia
Chelsea, US
★★★★★ 5
Not having to hard wire
Style: Usb
Nice not having to hard wire. Work great
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Reviewed in the United States on March 2, 2026
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Arnold
Pawtucket, US
★★★★★ 5
Works great
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Fit my vn900 2009 vulcan just right. Really keeps my hands Warm.
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Reviewed in the United States on January 26, 2026
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CanUTrace
Louisville, US
★★★★★ 4
Good quality one for a good Price.
Style: Usb
Good quality one for a good Price.
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Reviewed in the United States on November 12, 2025
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Amazon Customer
Louisville, US
★★★★★ 5
Warmer hands
Style: Usb
I have these on three bikes, they work great!
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Reviewed in the United States on November 8, 2025
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Gabriel Calderon Barquero
Charlottesville, US
★★★★★ 2
El calor que emite no es suficiente
Style: Usb
El calor que emite no es suficiente para enfrentar temperaturas de menos 38 F°. Salí en mi motocicleta y los probé y no sirvieron de nada. No lograron calentar mis manos. Obviamente usaba guantes y el nunca penetraron el material del guante. La temperatura era de 38 grados y llevaba protectores de puños para evitar el golpe del viento directamente.
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Reviewed in the United States on February 23, 2026

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