![Bluewater Auto Charging Relay 12V - 140 AMP [9800-7101-00]](https://cdn.shopify.com/s/files/1/0855/3916/0358/files/111083XL.jpg?v=1760416015)
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Bluewater Auto Charging Relay 12V - 140 AMP [9800-7101-00]Auto Charging Relay 12V 140 AMP The automatic charging relay (ACR) automatically manages battery charging to ensure maximum efficiency and protect your batteries. Features: Automatic battery management connects batteries during charging and isolates them when the voltage drops Start Isolation (SI) protects sensitive electronics during engine cranking by temporarily disconnecting house loads (indicated by a slow flashing yellow LED) High output support
Auto Charging Relay 12V - 140 AMP
The automatic charging relay (ACR) automatically manages battery charging to ensure maximum efficiency and protect your batteries.
Features:
- Automatic battery management – connects batteries during charging and isolates them when the voltage drops
- Start Isolation (SI) – protects sensitive electronics during engine cranking by temporarily disconnecting house loads (indicated by a slow-flashing yellow LED)
- High-output support – compatible with alternators up to 120 A
- Dual-color LEDs – provide real-time battery status: Fault, Charging, Discharging, Combine, SI, and Override modes
- Under Voltage Lockout – prevents the relay from closing when battery voltage is too low (9.5V for 12V systems, 19V for 24V systems)
- Durable design – IP67 waterproof, ignition protected, safe for marine and RV applications
Specifications:
- Continuous Rating: 120 Amps
- Intermittent Rating: 140 Amps
- Max Voltage: 48VDC
- Cable Size: 4/0 AWG
Applications:
- Boats – dual battery systems (starter + house)
- Sailboats – navigation and lighting batteries
- Fishing boats – trolling motor and accessory battery protection
Specifications:
- Continuous Amperage: 120
- Box Dimensions: 3"H x 6"W x 9"L WT: 0.85 lbs
- UPC: 810196331235
Quick Guide (pdf)
Brochure (pdf)
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.3 ★★★★★
Based on 2331 reviews
Sort
Product Reviews
★★★★★ 3
Too big
Size: X-Large, Color: Black Blue Brown Heather Grey
Good cotton but too big
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 4, 2025
★★★★★ 5
cost vs value
Size: One Size, Color: Skyway
Is it worth the price? that's a question that only you can answer for yourself. I mean, it's alpaca - which isn't exactly cheap, and it's nice and warm. The shape is a little odd - it seems a bit loose - so might be better for bigger heads or bigger hair.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2026
★★★★★ 5
Cozy, Stylish, and Perfect for Cold Days
Size: One Size, Color: Merlot
This beanie is absolutely perfect! The alpaca material feels incredibly soft and plush without being itchy, and it keeps my head warm without overheating. The fit is just right — snug but not tight — and it looks great with both casual and dressier winter outfits. I also love the Merlot color; it’s rich, flattering, and adds a nice pop without being too bold. It feels well-made and holds its shape nicely after wearing. Love it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 24, 2026
★★★★★ 5
Fantastic texture
Size: One Size, Color: Skyway, Size: One Size, Color: Skyway
Finally, I had found a beanie that provides the warmth of wool, without itchy-ness. Love the texture! This beanie is awesome and exceeded my expectations; definitely the most comfortable winter hat I have ever had. It is well constructed, plush, and the fit is spot on. It fits snug, providing warmth, with out suffocating or leaving marks on my forehead. Additionally, the beanie is temperature adaptive while wicking away sweat when used functionally like during snow boarding. Moreover, it versatile and stylish enough for everyday use. Highly recommend
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 26, 2026
★★★★★ 5
Comfy and so cute.
Size: One Size, Color: Skyway, Size: One Size, Color: Skyway
This alpaca beanie is just plain cozy. Super soft, comfy, and surprisingly warm. It fits well (the one-size actually works), and it sits nicely without feeling tight or slipping around.
I get compliments every time I wear it. Great for cold days, football games, or just when I want something cozy with a little personality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 19, 2026