Doosan Forklift Lithium Battery Conversion B15T-7 B25X-7 BC20S-5 BR20JW-7 BCI 18-85 24-85 40-85 18-125 DIN PzS PzB 24V-80V LiFePO4

          

                     8000CYCLES - 10YEARS WARRANTY - FACTORY PRICE         

Lithium Battery Solution for Doosan (Bobcat) Electric Forklifts

Elevate Your Fleet Performance with Precision Engineered LiFePO4 Technology

Advantages

1:1 Direct Fit and Counterweight Balance

Designed as a drop-in replacement for BCI standards like 18-125-13 and 18-100-13. 

Internal steel weights ensure your forklift maintains its original center of gravity and safety ratings.

Zero Maintenance Operations

Eliminate acid spills and watering. No dedicated charging rooms required. 

Free up warehouse space and reduce labor costs immediately.

High-Efficiency Opportunity Charging

Experience consistent power without voltage drops. 

Support for opportunity charging during breaks enables 24/7 multi-shift operations without battery swapping.

Intelligent BMS Integration

Our BMS is tuned for motor profiles, providing real-time monitoring 

and preventing error code lockouts.

Key Metrics

Cell Type: Grade A LiFePO4

Voltage: 24V / 36V / 48V / 80V

Cycle Life: >8000+ 

Charge Time: Full charge under 1-2 hours

Future-Proof Your Logistics

Reduce energy consumption by 30% and significantly lower your Total Cost of Ownership (TCO). 

Contact us for a compatibility assessment and BCI/DIN measurement guide.

                                             Doosan 80V 48V 36V 24V Lithium Forklift Battery        

                                                          Solution for All Doosan models        

* Contact us for a full list

Doosan Model	Voltage (V)	Cap. (Ah)	Dim. L×W×H	BCI Code	DIN (PzS/PzB)
B13T-2, B15T-2, B18T-2	48V	430 - 500 Ah	25.1" × 32.5" × 27.5"	24-85-13	4 PzS 400 / 4 PzS 500
B15T-5, B18T-5, B20T-5	48V	500 - 600 Ah	25.1" × 39.1" × 27.5"	24-85-15 / 24-85-17	5 PzS 500 / 6 PzS 600
B15T-7, B18T-7, B20T-7	48V	500 - 625 Ah	25.1" × 39.1" × 27.5"	24-85-15 / 24-85-17	5 PzS 500 / 6 PzS 600
B16X-7, B18X-7, B20X-7	48V	550 - 625 Ah	25.1" × 39.1" × 27.5"	24-85-17 / 24-85-19	5 PzS 625 / 6 PzS 600
B20X-5, B25X-5, B30X-5 (48V)	48V	600 - 750 Ah	38.5" × 25.5" × 30.5"	24-85-19 / 24-85-21	6 PzS 750
B20X-5, B25X-5, B30X-5 (80V)	80V	500 - 600 Ah	38.5" × 25.5" × 30.5"	40-85-11	5 PzS 500
B22X-7, B25X-7, B30X-7	80V	500 - 625 Ah	40.9" × 28.3" × 31.7"	40-85-13	5 PzS 625 (Split Box)
B32X-7, B35X-7	80V	625 - 750 Ah	40.9" × 34.1" × 31.7"	40-85-15	6 PzS 750 (Split Box)
B40X-5, B45X-5, B50X-5	80V	750 - 930 Ah	40.9" × 39.8" × 31.7"	40-85-17 / 40-85-19	6 PzS 840 / 6 PzS 930
B45X-7, B50X-7	80V	720 - 930 Ah	39.0" × 40.5" × 30.9"	40-85-19 / 40-85-21	6 PzS 840 / DIN43536A
BC15S-5, BC18S-5	36V / 48V	600 - 750 Ah	38.5" × 20.5" × 30.5"	18-85-17 / 24-85-13	4 PzB 500
BC20S-5, BC25S-5	36V / 48V	750 - 1000 Ah	38.5" × 25.5" × 30.5"	18-85-21 / 18-85-25	5 PzB 650
BC25S-7, BC30S-7, BC32S-7	36V / 48V	850 - 1200 Ah	40.0" × 30.5" × 24.0"	18-85-25 / 18-85-29	6 PzB 840
BR10J, BR12J	48V	280 - 350 Ah	48.0" × 12.2" × 30.5"	24-85-09	3 PzS 270
BR14JW-7, BR16JW-7	48V	420 - 560 Ah	48.0" × 16.7" × 30.5"	24-85-13	4 PzS 560
BR20JW-7, BR25JW-7	48V	560 - 700 Ah	48.0" × 21.3" × 30.5"	24-85-17	5 PzS 700
BR18SP-7, BR20SP-7	36V	750 - 1050 Ah	38.6" × 19.8" × 31.0"	18-125-13 / 18-125-15	4 PzB 600
B15SU-7, B18SU-7	36V	750 - 900 Ah	38.6" × 16.2" × 31.0"	18-125-11 / 18-125-13	3 PzB 450
B20SU-7	36V	900 - 1050 Ah	38.6" × 18.5" × 31.0"	18-125-15	4 PzB 500
BPR04, BWR15, BWR20	24V	150 - 210 Ah	25.0" × 8.5" × 23.5"	12-85-07	2 PzB 200
BPM20, BPM25	24V	250 - 330 Ah	25.0" × 13.0" × 25.5"	12-85-11 / 12-85-13	3 PzS 250
BWD13, BWS15	24V	210 - 280 Ah	25.0" × 10.8" × 25.5"	12-85-09	2 PzS 250
B20S-7, B25S-7	24V / 36V	330 - 510 Ah	38.5" × 13.0" × 30.5"	12-125-13 / 18-85-11	3 PzB 300

                                     RJ Charger for Forklift Battery      

Doosan Forklift Lithium Upgrade FAQ

Q1: Can your lithium battery directly fit into my Doosan forklift without modifying the battery compartment?

A1: Yes, 100% plug-and-play. Our lithium battery packs are engineered according to official Doosan OEM specifications and standard BCI / DIN dimensions. Whether you operate a 3-wheel B15T-7, a heavy-duty B25X-7, or a BR-series reach truck, our battery cases match the original lead-acid tray length, width, and height (within a ±0.2" clearance for smooth hoisting). No structural cutting or chassis welding is required.

Q2: Lithium batteries are much lighter than lead-acid ones. Will this cause my Doosan forklift to tip over?

A2: No. Safety and counterweight stability are our top design priorities. Since forklifts rely on battery weight as part of their counterbalance, replacing lead-acid with lightweight lithium without compensation is dangerous. We supply custom built-in heavy steel ballasts/weights inside the battery box to match Doosan’s minimum battery weight requirements precisely, keeping the forklift’s original center of gravity and lifting capacity intact.

Q3: How do your batteries communicate with Doosan’s controller and dash display?

A3: Our integrated Smart BMS (Battery Management System) supports multi-protocol CAN-bus communications. It seamlessly handshake-communicates with Doosan controllers (such as Curtis, Zapi, or Inmotion) and original dashboard displays. Real-time SOC (State of Charge), accurate remaining runtime, error codes, and battery health are reflected on the operator’s instrument panel without tripping fault codes or controller protection.

Q4: Do I need to replace my existing forklift charger or power infrastructure?

A4: To maximize the fast-charging capabilities of LiFePO4 (1–2 hour full charge vs 8+ hours lead-acid), we strongly recommend using our dedicated High-Efficiency Fast Charger. However, if you wish to use existing station cables, we supply matching heavy-duty industrial connectors (e.g., Anderson SB/SBE or REMA 160A/320A) to ensure zero installation hassle.

Q5: Lithium batteries cost 2–3x more than lead-acid upfront. How fast can I see a Return on Investment (ROI)?

A5: Most multi-shift warehouse operations achieve full ROI within 12 to 18 months. While initial cost is higher, you save heavily on:

• Zero Maintenance Costs: Eliminates distilled water topping, acid spill cleanups, and dedicated watering labor.

• Energy Savings: LiFePO4 cells offer 95%+ energy efficiency (vs 70–80% for lead-acid), cutting electricity bills by 20–30%.

• No Battery Swapping: Supports 15–30 min "Opportunity Charging" during shift breaks, allowing 24/7 continuous operation with just 1 battery per forklift.

  
  

Q6: How long is the lifespan of your lithium battery compared to a traditional lead-acid unit?

A6: Our Grade-A LiFePO4 (Lithium Iron Phosphate) cells deliver over 8000+ deep charge cycles at 80% DOD, yielding a service life of 15 to 20 years. In contrast, traditional lead-acid batteries last only 1,000–1,500 cycles (3–5 years) and suffer rapid capacity degradation if opportunity charged or improperly watered.

Q7: How safe are your lithium batteries in harsh warehouse environments? Is there a fire risk?

A7: We exclusively use LiFePO4 (Lithium Iron Phosphate) chemistry, which is the inherently safest lithium technology with extreme thermal and chemical stability.

• Protection Systems: Dual-BMS monitors over-charge, over-discharge, short-circuit, and cell temperatures.

• Enclosure: Heavy-duty IP65/IP67 steel casing protects against severe vibration, impact, and dust.

• Certifications: Fully certified with CE, UL2580, UN38.3, and MSDS for international compliance.

  
  

Q8: Can these batteries perform reliably in cold storage or freezer applications?

A8: Yes. For cold storage environments down to -40°C , we offer an optional Automatic Thermal Pre-heating System. When connected to a charger, the system automatically heats the battery cells to an optimal temperature before charging, ensuring zero capacity loss and normal fast-charging speeds without freezing the electrolyte.

Q9: I don’t know my exact battery BCI or DIN part number. How can you help me find the right match?

A9: Simply provide us with three basic pieces of information:

1. Your Doosan forklift model number (e.g., B20X-7 or BC25S-5)

2. System Voltage (24V, 36V, 48V, or 80V)

3. Length, Width, and Height of your current battery tray (in inches or mm)

Our engineering team will instantly cross-reference our Doosan master database to provide you with a 3D CAD drawing and spec sheet for confirmation.

Q10: What is your warranty policy, and how is local technical support handled?

A10: We provide a 5-Year (up to 10years) / 10,000-Hour Commercial Warranty on all forklift battery packs. Our smart BMS features built-in IoT Bluetooth / CAN remote diagnostics—if a fault occurs, our team can read error logs wirelessly to identify issues instantly. Replacement components or modular plug-and-play BMS parts can be dispatched globally within 48–72 hours to ensure minimum downtime for your fleet.

                                            Contact us, Get A Latest Quote NOW!