Maximal FB15-AC FB18-AC Lithium Battery 48V 500Ah 630Ah DIN 43535 Drop-in LiFePO4 Battery Pack Fits Maximal FB15-AC FB18-AC FB20-AC Lift

          

                     8000CYCLES - 10YEARS WARRANTY - FACTORY PRICE         

Lithium Battery Solution for Maximal 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 & DIN standards

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.

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

                                                          Solution for All Maximal models        

* Contact us for a full list

Maximal Forklift	Models	Voltage (V)	Capacity (Ah)	Dimensions (L × W × H)	DIN / Standard	BCI Reference
A Series / FB Series (3-Wheel Compact)	FB13-A, FB15-A, FB18-A, FB20-A	48V	400 - 500 Ah	32.7″ × 20.8″ × 24.7″	DIN 43535 (3 PzS / 4 PzS)	18-85-13
FB Series (4-Wheel Electric 1.5-2.0t)	FB15-AC, FB18-AC, FB20-AC	48V	500 - 630 Ah	32.7″ × 24.8″ × 24.7″	DIN 43535 (4 PzS 500/630)	18-85-17
FB Series (4-Wheel Electric 2.5-3.0t)	FB25-AC, FB30-AC, FB35-AC	80V	450 - 560 Ah	40.5″ × 28.7″ × 30.9″	DIN 43536 (4 PzS 450/560)	24-85-17
FB Heavy Series (Heavy Duty 4.0-5.0t)	FB40-AC, FB45-AC, FB50-AC	80V	600 - 750 Ah	40.5″ × 33.6″ × 30.9″	DIN 43536 (5 PzS 600/750)	24-85-21
FBR Series (Reach Truck 1.5-2.0t)	FBR15, FBR18, FBR20	48V	360 - 500 Ah	48.0″ × 13.9″ × 30.9″	DIN 43531 (PzS Reach Truck)	N/A (Narrow Bay)
FBP Series (Pallet Truck 1.5-2.5t)	FBP15, FBP20, FBP25	24V	160 - 300 Ah	25.2″ × 6.8″ × 24.7″	2 EPzS (24V Standard Bay)	N/A (Standard EPzS)
FBS Series (Stacker Truck 1.2-1.6t)	FBS12, FBS14, FBS16	24V	210 - 350 Ah	25.2″ × 8.3″ × 24.7″	2 EPzS / 3 EPzS (24V)	N/A (Standard EPzS)

                                     RJ Charger for Forklift Battery      

Maximal Forklift Lithium Upgrade FAQ

Q1: How do your batteries physically fit Maximal forklifts without modifying the battery tray or cable paths?

A: Unlike generic rectangular lithium packs that require aftermarket spacers or custom bracket adjustments, our battery enclosures are precision-engineered around Maximal OEM battery tray blueprints. We replicate the exact DIN and BCI footprints, original cable exit routing, and connector placement (REMA/Anderson). It drops directly into your Maximal compartment as a true 100% Plug-and-Play unit in under 15 minutes.

Q2: How do you adjust battery weight to ensure Maximal forklifts maintain rated lifting capacity?

A: Weight matching is not just about adding random iron. We calculate the exact Minimum Battery Weight (MBW) required by Maximal’s safety engineering specs for each specific model (FB15–FB50). We install laser-cut, integrated structural steel counterweights inside the battery casing. This preserves your forklift's center of gravity and residual capacity without causing frame fatigue or front-axle instability during high lifts.

Q3: Will replacing the battery trigger fault codes on Maximal’s ZAPI or Curtis controllers?

A: No. Many generic lithium batteries trigger communication timeouts or warning codes on Maximal’s ZAPI/Curtis control systems. Our intelligent BMS features pre-configured CAN-BUS firmware tuned specifically for Maximal/Hyster-Yale protocols. It continuously transmits native SOC, cell voltage, and temperature telemetry directly to your original instrument cluster without triggering controller derating or emergency shutdowns.

Q4: How does opportunity charging with your lithium system eliminate battery swapping for multi-shift operations?

A: Our high-discharge LiFePO4 cells paired with smart industrial chargers support 1C–1.5C ultra-fast charging:

• 0% to 100% in 1 Hours: Top up 25%–30% charge during 15-minute coffee or meal breaks.

• Continuous 24/7 Uptime: Run two or three shifts on a single battery pack—completely eliminating heavy overhead cranes, battery changing tables, and spare lead-acid inventory.

Q5: What makes your lithium solution more cost-effective long-term than buying cheap lead-acid replacements?

A: While lead-acid seems cheaper upfront, our LFP battery delivers a 3× to 5× lower total cost of ownership (TCO):

• 8,000+ Deep Cycles (80% DOD) vs. ~1,200 cycles for lead-acid.

• 95%+ Energy Conversion Efficiency (vs. 70% for lead-acid), cutting your facility’s monthly charging electric bill by over 20%.

• Zero Water Maintenance & Zero Acid Spill Cleanup, saving dozens of technician labor hours every month.

Q6: Can these batteries handle harsh outdoor construction yards or cold storage rooms without failing?

A: Yes, engineered for extreme conditions.

• Cold Storage Ready: Optional Smart BMS Self-Heating Technology activates automatically before charging/discharging in sub-zero environments, operating reliably down to -30°C (-22°F).

• Vibration & Water Protection: Heavy-gauge steel casing with IP65 rating protects internal cells against continuous shocks on uneven pavement, moisture, and dust penetration.

Q7: How do your internal cells and BMS prevent thermal runaway or over-discharge during long-term storage?

A: We utilize Tier-1 Automotive-Grade LiFePO4 (LFP) chemistry, which offers the highest thermal stability in the industry.

• Active Multi-Layer BMS: Real-time monitoring prevents over-charging, over-discharging, short circuits, and thermal spikes.

• Deep Sleep Mode: When a Maximal forklift sits idle during long holidays or seasonal shutdown, our BMS enters ultra-low power sleep mode to prevent deep-discharge battery damage.

Q8: What charger setup is provided, and do we need to upgrade our factory's electrical infrastructure?

A: We supply matching High-Frequency Smart Chargers designed to communicate directly with our battery BMS via CAN. We offer tailored input configurations ranging from 230V single-phase (for small 24V warehouse stackers) to standard 380V–480V 3-phase industrial power for heavy 48V/80V forklifts—allowing seamless integration with your current electrical setup.

Q9: Can you customize battery specs for special attachments or non-standard Maximal models?

A: Yes, full OEM/ODM flexibility. If your Maximal forklift uses specialized hydraulic attachments (like paper roll clamps or side-shifters) requiring extra power reserves, or if you need custom side-extraction handles for FBR reach trucks, our engineering team provides tailored CAD drawings, custom tray dimensions, and upgraded Ah capacities within the same spatial footprint.

Q10: What unique support and warranty guarantees do you provide for forklift dealers and service providers?

A: We treat service centers and dealers as strategic long-term partners:

• 5-Year (up to 10years ) or 10,000-Hour Full Warranty backed by fast-ship spare BMS modules and cell components.

• Bluetooth & IoT Field Diagnostics: Technicians can instantly read cell voltages, cycle history, and diagnostic logs via a mobile app on-site.

• Co-Branded Marketing Collateral: Complete 2D/3D CAD models, spec sheets, and installation manuals designed to help you win local fleet conversion bids.

                                            Contact us, Get A Latest Quote NOW!