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JK B1A8S10P SMART ACTIVE BMS 100Ah 4S 5S 6S 7S 8S 12V 24V Battery with 1A ACTIVE BALANCE BMS for LiFePO4 Li-ion LTO Battery BMS

JK B1A8S10P SMART ACTIVE BMS 100Ah 4S 5S 6S 7S 8S 12V 24V Battery with 1A ACTIVE BALANCE BMS for LiFePO4 Li-ion LTO Battery BMS

Quick answer

Is $40.49 a good price for JK B1A8S10P SMART ACTIVE BMS 100Ah 4S 5S 6S 7S 8S 12V 24V Battery…?

It is the usual price, not a deal: $40.49 is in line with the typical price of $40.49 that DipScout measured over the last 14 days. Tracked since Oct 24, 2026, it ranged from $40.39 to $48.49.

The drop of Nov 4 (to $40.49) hasn't been re-checked in the last 48 hours. Check the price on AliExpress before buying.
$40.49

Today it costs $40.49 on AliExpress. Since Oct 24, 2026, when we started tracking it, it ranged from $40.39 to $48.49. By our price history, it is not on sale right now.

No drop compared with what we observed over the last 14 days. The store advertises "was $57.03", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpress

The price above is the last recorded reading, not a live checkout lookup.

Price history

Last reading$40.49on Nov 12
Lowest$40.39Nov 10 to Nov 12
Highest$48.49Oct 29 to Nov 1
Tracked since Oct 24 · 6 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
WhenPriceChange
Nov 12, 07:41 UTC$40.49+0.2%
Nov 10, 03:14 UTC$40.39−0.2%
Nov 5, 14:11 UTC$40.49+0.2%
Nov 4, 19:44 UTC$40.39−0.2%
Nov 1, 21:09 UTC$40.49−16%
Oct 29, 15:12 UTC$48.49+0.2%
Oct 24, 07:46 UTC$48.39start
StoreANT BMS Store
Positive feedback (AliExpress)97.8%
AliExpress categoryConsumer Electronics › Accessories & Parts
Sold28
Recorded readings7
First seen
Last reading

Also sold by 1 other store

Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.

ANT BMS Store · Ships from US$40.49 · 28 sold