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ISDT Active Battery Balancer with Voltage Display for 2S to 8S XH2.54 Cell Lithium,3A Fast Voltage Equalizer, Smart Battery Voltage Tester for Lifepo4 LiPo - BL8 — Open-Box, 7% Off
Brand: ISDT
Condition: Used - Mint
$3256
$3499
-7% Save $243
Updated: 2 days ago
Description
[Keep Battery Cells Consistent] The BL8 actively redistributes energy between cells instead of wasting it as heat, helping reduce voltage differences and maintain balanced battery performance for RC, FPV and drone packs.
[Monitor Every Cell Clearly] View individual cell voltages, total pack voltage and cell difference data on the color screen. Real-time monitoring helps identify imbalance issues before they affect performance.
[Designed for 2S-8S Lithium Packs] Compatible with 2S-8S LiPo, LiFe and Li-ion battery packs equipped with an XH2.54 balance connector. Supports battery packs commonly used in FPV drones, RC cars, RC boats and fixed-wing aircraft.
[Pocket-Sized Field Companion] Compact and lightweight design fits easily into a tool bag, field box or flight case. Ideal for quick battery checks and balancing before or after racing, flying or charging.
[Smart App Monitoring] Connect through the mobile app to view battery data, adjust balancing settings and manage the device remotely. Multiple balancing accuracy levels are available through the app. Note: Advanced settings and balancing precision adjustment are available in the app only.
Features include:
Active balancing technology
Individual cell voltage monitoring
High-visibility color display
App connectivity and remote monitoring
Support for 2S-8S lithium battery packs
Compact portable design for field use
Ideal for RC pilots, FPV enthusiasts and hobbyists who want a convenient battery maintenance tool in their everyday kit.
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b0gqt1kxbg
- Model:
- BL8
- Country:
- US
- ASIN:
- B0GQT1KXBG
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $2 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for ISDT products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.

