Maintenance Free Battery – BCI Series

Powsea is a trusted manufacturer of high-quality automotive batteries, offering the BCI series maintenance-free battery with a durable polypropylene container, advanced lead-calcium alloy, and a specialized casting process for enhanced performance.

Designed with ultra-thin glass fiber in the separator or PE envelope, our batteries effectively reduce the risk of short circuits and minimize internal resistance. Additionally, the heat-sealed lid maximizes structural strength and prevents electrolyte leakage, ensuring long-lasting reliability.

As a leading automotive battery supplier, Powsea also provides top-tier start-stop batteries at competitive prices. Contact us today to learn more about our BCI series and other battery solutions.

Battery Pictures

Model Specifications

BCI GR. NO. CATALOGUE NO. CASE MODEL DIMENSION(MM) LAYOUT TERMINAL HOLD-DOWN
L*W*H TH
27R CMF27R-600 95D31 300*172*200 222 11 A B1
CMF27R-630 95D31 300*172*200 222 11 A B1
CMF27R-670 95D31 300*172*200 222 11 A B1
CMF27R-710 95D31 300*172*200 222 11 A B1
CMF27R-750 95D31 300*172*200 222 11 A B1
31 CMF31-700 31750 330*172*222 242 18 M1 –
CMF31-750 31750 330*172*222 242 18 M1 –
CMFN100R 31750 330*172*222 242 18 M1 –
35 CMF35-500 55D23 223*170*203 225 11 A B8
40R CMF40R-500 T6 277*174*174 174 24 A B13
CMF40R-550 T6 277*174*174 174 24 A B13
41 CMF41-525 T6 277*174*174 174 24 A B1
42 CMF42-450 55519 242*175*175 175 24 A B13
CMF42-480 55519 242*175*175 175 24 A B13
43 CMF43-650 58043 315*175*190 190 24 A B13
47 CMF47-480 L2-400 242*174*190 190 24 A B13
CMF47-500 L2-400 242*174*190 190 24 A B13
CMF47-550 L2-400 242*174*190 190 24 A B13
47R CMF47R-480 L2-400 242*174*190 190 24 A B13
CMF47R-500 L2-400 242*174*190 190 24 A B13
CMF47R-550 L2-400 242*174*190 190 24 A B13
48 CMF48-600 W70 276*175*190 190 24 A B13
CMF48-650 W70 276*175*190 190 24 A B13
49 CMF49-710 W88 351*175*190 190 24 A B13
CMF49-750 W88 351*175*190 190 24 A B13
CMF49-850 W88 351*175*190 190 24 A B13
51 CMF51-430 W45 238*128*200 222 10 A –
51R CMF51R-430 W45 238*128*200 222 11 A –
74 CMF74-500 55D26 260*172*202 225 17 SIDE B8
CMF74-550 55D26 260*172*202 225 17 SIDE B8
78 CMF78-550 78600 260*180*180 180 17 SIDE B8
CMF78-610 78600 260*180*180 180 17 SIDE B8
CMF78-630 78600 260*180*180 180 17 SIDE B8
85 CMF85-550 85550 225*172*186 207 11 A B8
CMF85-610 85550 225*172*186 207 11 A B8
86 CMF86-550 85550 225*172*186 207 10 A B8
CMF86-610 85550 225*172*186 207 10 A B8
90 CMF90-450 55519 242*175*175 175 24 A B13
93 CMF93-800 W88S 351*175*175 175 24 A B13
94R CMF94R-640 58043 315*175*190 190 24 A B13
4D CMF4D-1000 W150 508*211*193 220 8 A –
8D CMF8D-1200 N200 515*267*216 247 8 A –
CMF8D-1400 N200 515*267*216 247 8 A –
6T CMF6T-750 6TN 287*255*207 230 27 A –

Terminal Structure

Certifications & Accreditations

Technology-based Enterprise
Technology-based Enterprise
Sewage Discharge Permission
Sewage Discharge Permission
quality management system
quality management system
Provincial enterprise technology center
Provincial enterprise technology center
Production license
Production license
Occupational health and safety management system
Occupational health and safety management system
Industrial Enterprise R&D Institute
Industrial Enterprise R&D Institute
High-tech Enterprise
High-tech Enterprise
Environmental Management System Certificate
Environmental Management System Certificate
Business License
Business License

Question and Answer

30% deposit in advance, 70% balance to be paid with a copy of the loading order. We will show you photo of the products and packaging before you pay the balance.

Discharge: -15 ~ 40C Charge: 0-40 degrees Celsius Storage:-15-40 degrees Celsius

Yes, OEM can be provided, we can print your logo on the battery box and you can provide the logo.

When the battery is not in use, it should be stored in a clean, dry, ventilated, and dark environment. Store it after it is fully charged and charge it every 3 or 6 months.

Lower performance 2. Low voltage 3.Cannot charge/charge 4.Expansion container 5.Acid corrosion

You should first check whether there is any fault with the battery, such as damaged circuit, short circuit or damaged container. If the external problem is not apparent, the battery’s capacity must be checked using known measurement techniques to determine the problem.

Zero voltage means the circuit is open. There may be several causes for the zero voltage state. 1. There may be a broken electrode post 2. Welding defects of partitions 3. Welding defects of terminals

We can provide 12v 32ah-220ah batteries, which are both maintenance-free and dry charging.