DALY Smart BMS LiFePO4 4S 12 V 250 A Battery Protection 108 x 183 x 26 mm Bluetooth and NTC and RS485 CANBUS Red for Solar Systems
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The DALY Smart BMS LiFePO4 is an electronic protection board for batteries configured as 4S with a voltage of 12 V, designed for four 3.2 V LiFePO4 cells connected in series. It handles a continuous charge and discharge current of up to 250 A, has compact dimensions of 108 x 183 x 26 mm, an integrated cooling fan, and a red finish. It monitors the voltage of individual cells, while the external NTC sensor tracks the temperature. You can monitor the battery status wirelessly via Bluetooth from your phone, and the module also offers RS485 and CANBUS interfaces.
Main features:
- Configuration — suitable for a 4S LiFePO4 battery assembly with an output voltage of 12 V
- Cells — designed for 3.2 V LiFePO4 cells connected in series
- Current load — charge and discharge current of 250 A
- Cooling — integrated fan for heat dissipation from the board
- Wireless management — monitoring and settings via Bluetooth app on your phone
- Temperature measurement — external NTC sensor for monitoring battery temperature
- Communication — supported interfaces RS485 and CANBUS
- Dimensions — compact board 108 x 183 x 26 mm
- Finish — metal construction in red colour
- Usage — solar storage for motorhomes and backup power supply
Contents of the package:
- 1x DALY Smart BMS LiFePO4 4S 12 V 250 A
- 1x Bluetooth module
- 1x NTC temperature sensor
- 1x B- P- connecting cable
This protection board simplifies the construction of your own 12 V LiFePO4 battery for motorhomes, caravans, solar systems, and backup power sources. The integrated electronics monitor the voltage of individual cells and contribute to their protection during charging and discharging. The combination of wireless monitoring via Bluetooth and communication interfaces RS485 and CANBUS simplifies integration into larger systems. Compact dimensions of 108 x 183 x 26 mm allow installation even in confined spaces, and the cooling fan helps manage temperature under load. Clear management via phone saves time during battery checks and maintenance, making the board a suitable choice for reliable home and mobile 12 V systems.
Seller: POLARDOS
Dispatched within 1 working day (Mon–Fri) – orders paid for by 14:00 Irish time are processed on the same working day.
Availability: In stock
Transit: 5–13 working days – transit takes place on working days (Mon–Fri).
In total, please allow 5–14 working days from payment of your order.
Delivery is only possible to addresses in Ireland.
Delivery to address: €1.59
Returns
Deadline: 30 days from receipt of the goods, without giving any reason
How: notify us of your withdrawal at info@lunzo.ie and send the goods by post to the returns address:
Rotonda Rene Descartes, Parcela 101 – Nave 3
28070 Alcala de Henares, Madrid
Spain
Once you have sent the parcel, send us the proof of dispatch with the tracking number to info@lunzo.ie – this lets us process your return as quickly as possible and refund you without waiting for the parcel to arrive.
Product condition: you can also return goods that have been used or unpacked, or that no longer have their original packaging or tags
Costs: you pay the postage for sending the goods back to Spain; we charge no return fee
Refund: within 14 days of receiving your notice of withdrawal; we may withhold the refund until the goods have arrived back or until you provide proof that you have sent them
Exchanges
Deadline: 30 days from receiving your parcel (exchange for a different size, colour or variant)
How: write to us at info@lunzo.ie, giving your order number and the variant you want – once we have checked that it is available, we will send you instructions for the exchange, including the address to which you should send the original item
Costs: you pay to send the original item back; the new variant will be sent to you at no further charge
Faulty or damaged goods
Period for claiming a fault: up to six years from delivery of the goods – within the first 30 days you can reject a faulty product and ask for a full refund, and for the first 12 months a fault is presumed to have been present on delivery
How: write to us at info@lunzo.ie and attach a photograph or a video of the goods – in most cases you do not have to send the goods back
Remedies: a replacement with a new item, a reasonable price reduction, or a refund of the full purchase price
You will find the details in Delivery and Payment, Returns and Exchanges, Faulty Goods.
Seller:
Urad Bianjiang Commerce Co., Ltd.
Address: Ximen Menkou, Baoyuan Area, Bayin Town, Urad Back Banner, Bayan Nur, Inner Mongolia, 015000, China
E-mail: ec-connection@web.de
Telephone: +86 135 6052 3271
Manufacturer:
Urad Bianjiang Commerce Co., Ltd.
Address: Ximen Menkou, Baoyuan Area, Bayin Town, Urad Back Banner, Bayan Nur, Inner Mongolia, 015000, China
E-mail: ec-connection@web.de
Telephone: +86 135 6052 3271
EU responsible person:
SELLERCROSS LTD
Address: 200 rue de la Croix Nivert, 75015 Paris, France
E-mail: info@sellercross.com
Telephone: +33 7 80 95 16 88