JKBMS JK-B1A / B2A Series

JK-B2A8S20PS

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Selected model
JK-B2A8S20PS
Series Rating
4-8S; chemistry-specific limits require confirmation
Active balance
2.0 A
Model Feature
Series connection up to 100 V; follow the exact hardware manual
Configuration
JK-B2A8S20PS
Specification basis
Company model catalog (2026-07-11)
View complete specifications

Selected SKU facts

Selected model
JK-B2A8S20PS
Configuration
JK-B2A8S20PS
Series Rating
4-8S; chemistry-specific limits require confirmation
Active balance
2.0 A
Continuous current (catalog)
200 A; duty limits require confirmation
Model Feature
Series connection up to 100 V; follow the exact hardware manual
Specification basis
Company model catalog (2026-07-11)

Manual data is revision-specific. Confirm the shipped label and harness before wiring.

BMS selector

Подробна продуктова информация

Product overview

Детайли за продукта

Обхват на доставката и спецификации

Основни характеристики

  • Series Rating: 4-8S; chemistry-specific limits require confirmation
  • Active balance: 2.0 A
  • Continuous current (catalog): 200 A; duty limits require confirmation
  • Model Feature: Series connection up to 100 V; follow the exact hardware manual

Включено

  • Selected configuration: JK-B2A8S20PS
  • Exact harness and supplied items require confirmation against the packing list.

Не е включено

  • Battery cells, enclosure, inverter and installation
  • LCD display and optional interfaces unless included in the confirmed package
Selected modelJK-B2A8S20PS
ConfigurationJK-B2A8S20PS
Series Rating4-8S; chemistry-specific limits require confirmation
Active balance2.0 A
Continuous current (catalog)200 A; duty limits require confirmation
Model FeatureSeries connection up to 100 V; follow the exact hardware manual
Specification basisCompany model catalog (2026-07-11)
TECHNICAL SPECIFICATIONS

JK-B2A8S20PS parameter details

Hardware revisions and optional interfaces may differ; confirm the supplied revision before wiring or changing protection settings. Some parameters require confirmation; see the qualifications and confirmation items in the model chart.

View specifications as text
JK-B2A8S20PS specifications
Selected modelJK-B2A8S20PS
ConfigurationJK-B2A8S20PS
Series Rating4-8S; chemistry-specific limits require confirmation
Active balance2.0 A
Continuous current (catalog)200 A; duty limits require confirmation
Model FeatureSeries connection up to 100 V; follow the exact hardware manual
Specification basisCompany model catalog (2026-07-11)
Model parameter chartEnglishFull-size chart
JK-B2A8S20PS current model specification table, with qualified current ratings, source basis and confirmation notes.

Exact-model verificationИзтегляния и поддръжка

No exact-model manual association is confirmed for the selected configuration.

Product FAQ

JKBMS JK-B2A8S20PS Smart Active Balance BMS compatibility, configuration and purchase FAQВъпроси и отговори

How do I choose the correct BMS for my battery?

Provide the chemistry, exact series count, continuous charge and discharge current, and peak current with its duration. Then check balancing current, installation space, cooling, inverter, hardware revision and matched wiring. Nominal voltage, a series name or a similar connector alone does not establish compatibility.

Can I add a 4.3-inch display and WiFi module to this BMS?

Yes. The current catalogue offers these options for this BMS, independently or together. Each selected accessory is supplied once per BMS; a display already included in the selected package is not charged twice. Confirm the adapter and harness for the supplied hardware revision.

Do two selected accessories give a 10% discount?

No. Selecting a display or WiFi applies the 5% discount once to the BMS and those accessories. Two accessories do not double the discount. H/C/R feature fees do not trigger or receive the discount and are added in full afterwards.

Can this BMS be ordered with a 7-inch display?

The 7-inch display option is limited to the PB series and is not offered for this BMS. Use the display choices listed on this page and confirm the adapter and harness.

Can I add heating, CAN and RS485, and what do they cost?

H means heating interface, C means CAN and R means RS485. All PB-series models and B2A32S-RP include CAN and RS485 as standard: no selection or extra charge is needed. Each feature not already included costs USD 1 per BMS. Features included in the model are not offered or charged again. The final model retains existing feature letters and adds only newly selected options in H, C, R order, preserving any existing PB suffix. Option fees are added after any 5% bundle discount and do not trigger it. Confirm the model, hardware revision, application protocol and harness for your inverter.

Does CAN or RS485 guarantee compatibility with my inverter?

No. Confirm the exact inverter and BMS models, hardware revision, application protocol, firmware, pinout, cable and settings. A website selection or a matching connector does not prove that the two devices can communicate.

RELATED PRODUCTS

Review nearby models in the same product family before confirming strings, current rating, balancing, display, or communication requirements.

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