Pay in installments of $59.38 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Oct 13 - Oct 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
BMPRO External Shunt & Commlink 300ABC300 + CommLink 300A External Shunt BC300 and CommLink create a 300A External Shunt which communicates via Bluetooth and CAN BUS to the BatteryPlus35. This allows for items up to 300A to be connected to the battery while still providing important battery information to the system for effective management of the batteries. It then allows for correct battery information being displayed on the control screens. High current external charge monitoring

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
4.5 ★★★★★
Based on 979 reviews
Sort
Product Reviews
★★★★★ 5
Fast shipping, works great
Color: Premium-CF9846A
Fast shipping, works great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 4, 2025
★★★★★ 5
Great quality
Color: Premium-CF9846A
👌
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 21, 2025
★★★★★ 5
Fits!
Color: Premium-CF9846A
Perfect fit
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2025
★★★★★ 5
Fits FJ...like that it has a border...
Color: Premium-CF9846A
No smell,has border,will buy again when needed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2024
★★★★★ 3
Didn't work for me
Color: Premium-CF9846A
I could not use this. After buying it I found out I had to cut some parts to replace it and decided to return it instead.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 21, 2025




