1 / 7JKBMS JK-PB Series
PB inverter-ready smart BMS with active balancing and communication options
JK BMS PB1A16S15P is a JK PB-series smart BMS listed from $122.32 to $182.27. It targets inverter-connected LiFePO4 or lithium storage builds and should be matched to the pack series count, current rating, display option, and inverter communication requirements.
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Product details
SELECTION HELP
Check strings, current, active balancing, display, and communication requirements before comparing models.
Read guideSERIES COMPARISONCompare series roles, storage applications, display needs, and inverter communication requirements.
Read guideBALANCING GUIDEUnderstand how balance-current class relates to cell capacity, imbalance, and correction time.
Read guideFIT AND INSTALLATION NOTES
Both ratings on JK-PB1A16S15P are ceilings: 8-16S is the longest string it can supervise and 150A is a board-level figure that assumes the mounting and airflow the datasheet describes. In a sealed box the terminals and the sense leads give up headroom first, so settle cable exit, airflow and reach before treating the electrical rating as decided.
Bought for a storage battery that has to hold a protocol conversation with an inverter. Within the JK-PB series, that is the job this one is sized for.
The numbers to design against: 8-16S series, 150A continuous, 1A balancing. Read them against the load and the cells, not against another model's headline figure.
Communication on this unit is Bluetooth, CAN, Heating Function, RS485. That establishes what it can speak, not whether a given inverter will answer; the protocol profile, pinout and both firmware versions still decide that.
Family position
PB1A16S15P| Model | Strings | Continuous | Balance | From, US$ |
|---|---|---|---|---|
JK-PB1A16S10P | 16S | 100A | 1A | 117.25 |
JK-PB2A16S10P | 16S | 100A | 2A | 125.00 |
| JK-PB1A16S15Pthis listing | 16S | 150A | 1A | 122.32 |
JK-PB2A16S15P | 16S | 150A | 2A | 133.91 |
JK-PB2A16S20P | 16S | 200A | 2A | 158.98 |
JK-PB2A16S30P | 16S | 300A | 2A | 188.98 |
The closest step below this board inside PB1A is JK-PB1A16S10P: same 16S ceiling, same 1A balancer, only the continuous rating moves, to 100A. US$5.07 separates the two at the base configuration. Size that gap against the load actually drawn, because nothing else about the two boards changes.
JK-PB2A16S15P is the other candidate for the same pack: 16S, 150A, 2A balancing rather than 1A. It sits US$11.59 above this listing at the base configuration. If the cells are matched and the duty cycle leaves idle time, the cheaper of the two is the right answer; if they are not, no protection setting replaces balance current.
6 PB1A codes are priced here, from US$117.25 for JK-PB1A16S10P to US$188.98 for JK-PB2A16S30P; JK-PB1A16S15P is 2 of that set at US$122.32 before configuration options. The spread across the family is a ratings spread rather than a margin spread, so quote the cheapest code that clears the calculation.
JK-PB1A16S15P is listed in 3 configurations. JK-PB1A16S15P at US$122.32 against JK-PB1A16S15P+7" Display at US$182.27 is a spread of US$59.95, which is the figure to weigh before assuming a bundle is cheaper than sourcing the add-on separately.
Model planning
The figures below are the ones that decide whether JK BMS PB1A16S15P works in a given pack. Read them against the cells and the load before ordering.
System fit checks
Four things worth settling while the order is still changeable, and one worth doing in the right order once the hardware arrives.
Confirm the battery pack is within 8-16S. Match the 150A continuous discharge rating to the inverter, load, wiring, and thermal design. Use the 1A active-balancing class as one selection input, not as a substitute for good cell matching.
The listed communication options are Bluetooth, CAN, Heating Function, RS485. Confirm protocol, pinout, baud rate or CAN bitrate, firmware, and inverter compatibility before installation.
Use suitable fusing, cable size, torque, ventilation, insulation, and commissioning checks for the final battery system.
Bring the pack up on local monitoring and confirm the cell readings look sane before connecting anything downstream. Debugging a protocol handshake against a pack that has an unrelated wiring or balance fault costs most of a commissioning day.
Buying notes
Practical points buyers raise before paying: where the product comes from, what documentation to check first, how it ships, and how the price is set.
This catalogue is operated by JKBMS Electronic Technology Co.,Ltd rather than a reseller, so model configuration, documentation, and warranty questions are answered by the manufacturer instead of being referred upstream.
Parameter sets and connector assignments differ between model families and hardware revisions. Download the manual for this exact model and check it against your pack before commissioning rather than relying on a similar model.
JKBMS boards, monitors, displays, and accessories ship free worldwide. Delivery time depends on destination and customs handling rather than on the order value.
Each configuration is priced separately and the total is re-checked on the server at checkout, so the price shown for the selected SKU is the price charged. Larger quantities are quoted separately through a bulk enquiry.
Product FAQ
JK BMS PB1A16S15P is a JK PB-series smart BMS listed from $122.32 to $182.27. It targets inverter-connected LiFePO4 or lithium storage builds and should be matched to the pack series count, current rating, display option, and inverter communication requirements.
Check continuous current (150A), balance rate (1A), the port set (Bluetooth, CAN, Heating Function, RS485) against the pack you are building. The order that matters: series count has to match the cells, current has to cover the load with margin, and the port set has to leave a free port for whatever the system talks to.
Selected JKBMS smart BMS model or display bundle; Model-specific wiring harness and standard accessories supplied with the product; Documentation or setup references supplied with the selected package. Not included: Battery cells, battery enclosure, inverter, charger, and external power cabling; External contactors, breakers, fuses, and installation hardware unless specified. Where a configuration option changes the contents, the option selected at checkout is what ships.
JK-PB1A16S15P is stocked here as a jkbms jk-pb series listing. JKBMS hardware is built by JKBMS Electronic Technology Co.,Ltd, and BatteryBoxKit is the storefront that holds and ships it, so orders leave from held stock and confirmations come from zhou@jkess.com.
This page lists 3 configurations, and the one selected at checkout is what ships. Order directly from this page; boards, displays, cables and accessories ship free. If the cart also includes a battery kit, that kit's destination-based shipping rule applies, so confirm the destination before paying.
Shipping and return terms apply to this listing and to every configuration shown above.
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