SKU: 79398009724

Blue Sea 7621100 ML ACR Charging Relay 24V 500A w/Deutsch Connector

Sale price$164.70 Regular price$183.00
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Description

Blue Sea 7621100 ML ACR Charging Relay 24V 500A w/Deutsch Connector7621100 ML ACR Charging Relay 24V 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

7621100 ML ACR Charging Relay 24V 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: 24VDC
  • 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)
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: 79398009724

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4.4 ★★★★★
Based on 8 reviews
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Product Reviews
T
Verified Purchase
Tyler Woodall
Waukegan, US
★★★★★ 1
Received broken unit
Size: Dog Rope Toy - M, Size: Dog Rope Toy - M
One of the two main strands of the toy are totally ripped apart and frayed before ever being used. Will fall apart very quickly, returning.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 8, 2026
A
Verified Purchase
Alma Farias
Belleville, US
★★★★★ 5
Decent product. Fun for dogs
Size: Dog Rope Toy - M
My dogs loved this toy so much that they ripped it just after a month use. So durability may be lacking a bit but my dogs loved it. The price can be less since it doesn’t last that long, it’s lightweight so it’s easy to throw, and super fun for dogs.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 6, 2025
K
Verified Purchase
katherine reitnauer
Los Angeles, US
★★★★★ 1
Cheaply made
Size: Dog Rope Toy - M
I ordered this toy for my son's dog and in about 10 minutes or less it was falling apart I now have four pieces not a good product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026
J
Verified Purchase
John Thao
Belleville, US
★★★★★ 5
Fun tug toy that holds up well
Size: Dog Rope Toy - M
We got this rope tug toy for our dog and it’s been a hit. He loves playing tug of war and will happily drag this around the house looking for someone to play with. The rope is thick and feels like real cotton, not that super cheap stiff stuff. It has some give to it but still feels sturdy. So far it has held up well to lots of chewing and tugging. Our dog isn’t a hardcore destroyer, but he definitely tests his toys, and this one is still in one piece. It’s also a nice size, not tiny, so it works well for medium and bigger dogs, but a smaller dog could still enjoy it. Overall, it’s a simple toy that does what you want it to do. Keeps the dog busy, gives them something safe to chew on, and holds up better than most rope toys we’ve tried.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 3, 2026
T
Verified Purchase
T Lance
Fort Morgan, US
★★★★★ 3
Red flag!!!
Size: Dog Rope Toy - M
Within an hour of giving this toy to my dog, she chewed off the plastic handle and the plastic ball. The worst part is that they came off in very small pieces, some like crumbles. This could have been a serious problem if I had not been watching her and able to take it away.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026

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