Weighted 36V 48V Lithium Battery for Clark ECS25 with Integrated Counterweight Clark EC500-40 ECS17 ECS20 ECS22

          

                     8000CYCLES - 10YEARS WARRANTY - FACTORY PRICE         

Clark Lithium Battery Conversion: The Ultimate Lead-to-Lithium Upgrade for Professionals

At our facility, we embrace a singular engineering philosophy: "Simpler is More Reliable." By stripping away the maintenance-heavy burdens of lead-acid and replacing them with our cutting-edge LiFePO4 (Lithium Iron Phosphate) technology, we provide a "drop-in" solution that turns your fleet into a high-efficiency powerhouse.

Designed Specifically for Clark

• Zero Maintenance: No watering, no cleaning, no equalization. Just install, charge, and operate—freeing your team for higher-value tasks and cutting labor costs dramatically.

• Opportunity Charging: Charge during breaks, lunch, or any short downtime without damaging the battery. One lithium pack often replaces 2–3 lead-acid batteries in multi-shift use.

• Consistent Power Delivery: Full voltage and torque from start to finish of every shift for reliable lifting speeds, acceleration, and productivity.

• Faster Charging: Full charge in 1–2 hours (or less with fast chargers) versus 16 hours total for lead-acid. Reduce or eliminate battery rooms entirely.

• Longer Lifespan: Super Long 8,000+ cycles, often 5 times longer than lead-acid, meaning lower total cost of ownership and fewer replacements.

• Energy Efficiency & Savings: Up to 60% more energy efficient, with reports of 30% lower electricity costs and thousands saved annually on maintenance.

• Safety & Environment: No acid spills, no toxic fumes, reduced fire risks with advanced BMS (Battery Management System), and better for indoor air quality.

Reliability in Every Environment

From high-throughput distribution centers to -40°C cold storage facilities, our Clark-compatible packs deliver consistent voltage and high-amp discharge. You get full travel speeds and lifting power from 100% down to 5% charge—no more "sluggish" performance at the end of the day.

Upgrade your Clark fleet to Lithium today for a cleaner, faster, and more profitable operation.

                                                Clark 80V 48V 36V 24V Lithium Battery       

                                                            Solution for All Clark models        

*Contact us for a full List.

Forklift Model	Equipment Type	Voltage (V)	Li-ion Capacity (Ah / kWh)	BCI Group / Lead-Acid Ref.	(L × W × H) (inch)
TM12 / TM15 / TM20	3-Wheel Counterbalanced	48V	400 - 600 Ah (19.2 - 28.8 kWh)	24-85-13	38.75" × 20.75" × 23.13"
ECS17 / ECS20 / ECS22	4-Wheel Counterbalanced	36V	600 - 800 Ah (21.6 - 28.8 kWh)	18-85-21 / 18-125-15	38.88" × 30.38" × 23.13"
ECS25 / ECS27 / ECS30	4-Wheel Counterbalanced	36V	800 - 1000 Ah (28.8 - 36.0 kWh)	18-85-25 / 18-125-17	38.88" × 30.38" × 23.13"
EC500-30 / EC500-40	4-Wheel Counterbalanced	36V / 48V	700 - 900 Ah (25.2 - 32.4 kWh)	18-85-23	38.88" × 27.00" × 23.13"
EC500-Y40 / Y50	4-Wheel Counterbalanced	48V	600 - 800 Ah (28.8 - 38.4 kWh)	24-85-21	38.63" × 34.38" × 23.13"
EPX20 / EPX25 / EPX30	4-Wheel Counterbalanced	48V	600 - 750 Ah (28.8 - 36.0 kWh)	DIN Standard Box	40.43" × 27.64" × 24.69"
GEX20 / GEX25 / GEX30	4-Wheel Counterbalanced	80V	400 - 600 Ah (32.0 - 48.0 kWh)	40-85-13 (or Dual Box)	40.20" × 33.60" × 30.70"
ESM-12 / ESM-15 / ESM-15S	Stand-up Counterbalanced	36V	500 - 650 Ah (18.0 - 23.4 kWh)	18-125-11 / 18-85-15	38.08" × 13.38" × 30.56"
NPR15 / NPR20	Narrow Aisle Reach Truck	36V	600 - 800 Ah (21.6 - 28.8 kWh)	18-85-21	38.50" × 16.25" × 31.00"
SRX14 / SRX16	Narrow Aisle Reach Truck	48V	400 - 560 Ah (19.2 - 26.8 kWh)	DIN 43531	48.20" × 16.50" × 31.00"
HWX30 / HWX40	Walkie Pallet Jack	24V	200 - 300 Ah (4.8 - 7.2 kWh)	12-85-7	31.25" × 13.13" × 25.00"
PWX30 / PWX40	Rider Pallet Jack	24V	300 - 400 Ah (7.2 - 9.6 kWh)	12-125-9	31.25" × 13.13" × 31.00"
WPL25 / WPX45	Light-duty Walkie Jack	24V	100 - 150 Ah (2.4 - 3.6 kWh)	4-Pack Group 27	26.00" × 9.00" × 24.00"

                                     RJ Charger for Forklift Battery      

Clark Forklift Lithium Battery Upgrade: Frequently Asked Questions

Q1: Will switching to lithium affect the stability or tipping point of my Clark ECS/EC500 series?

A: This is a critical safety concern. Since lithium is significantly lighter than lead-acid, a standard "empty" 

lithium box could cause a forklift to tip. Our Clark-specific batteries are engineered with integrated solid-steel counterweights 

to match the OEM minimum weight requirements exactly. Your Clark truck will maintain its original load center and lifting 

stability without any modifications.

Q2: Does your battery communicate with the Clark "Smart Dashboard"? Will I see error codes?

A: No error codes. Unlike generic lithium batteries, our BMS (Battery Management System) is programmed with the 

Clark CAN-bus protocol. It syncs flawlessly with the vehicle’s diagnostic system and dashboard, ensuring 

accurate State-of-Charge (SoC) readings and preventing "nuisance" fault codes or system lockouts.

Q3: Is this a "Drop-in" replacement, or do I need to modify my Clark battery compartment?

A: Our batteries are built to BCI Group standards (such as 18-85-21, 18-125-17, etc.). We manufacture the battery tanks 

to the precise inch-dimensions of your specific Clark model. Whether it's a sit-down ECS or a narrow-aisle NPR reach truck, 

the battery will slide in and lock down using the existing original retention system.

Q4: How does the charging time compare to my old Clark lead-acid battery?

A: The efficiency gain is massive. While lead-acid batteries need 8–10 hours to charge plus "cool-down" time, 

our LiFePO4 technology allows for Opportunity Charging. You can plug in during a 15-minute coffee break 

or a 30-minute lunch. A full 0-100% charge typically takes less than 2 hours, allowing your Clark fleet 

to run 24/7 in multi-shift operations.

Q5: Can I use my existing lead-acid charger for the new lithium battery?

A: No, lithium requires a specific charging profile (CC/CV). We provide a high-efficiency, matched industrial charger with 

every battery. For our walkie pallet jack models (like the WPX or HWX), we also offer on-board charger options that 

allow you to plug into any standard wall outlet.

Q6: We operate in a cold-storage warehouse; will the battery work in Clark reach trucks (NPR/SRX)?

A: Yes. We offer an optional Internal Heater & Thermal Management System specifically for cold-chain environments. 

The battery will automatically pre-heat the cells before allowing a charge, ensuring peak performance and longevity 

even in temperatures as low as -40℃

Q7: What is the expected lifespan compared to the original Clark battery?

A: A typical lead-acid battery lasts for about 1,500 cycles. Our LiFePO4 cells are rated for 8000+ cycles at 80% 

Depth of Discharge (DoD). In a standard single-shift operation, this translates to a 10-year service life, lasting 5x 

longer than lead-acid, which drastically reduces your Total Cost of Ownership (TCO).

Q8: How do I know which battery fits my Clark forklift if the data plate is missing?

A: Don't worry. Simply measure the inside dimensions (Length, Width, Height) of your current battery compartment in 

inches and take a photo of the forklift connector (e.g., Anderson Gray/Blue/Red). Our engineering team has a 

comprehensive database of Clark heritage models and can identify the correct BCI fitment for you.

Q9: Are these batteries safe for heavy-duty industrial use?

A: Absolutely. We use Grade-A LiFePO4 (Lithium Iron Phosphate) cells, which are the most thermally stable lithium 

chemistry. Our batteries meet UL2580 and CE certifications, featuring multiple safety layers: over-charge protection, 

over-discharge protection, and short-circuit prevention.

Q10: What kind of ROI can I expect after converting my Clark fleet?

A: Most of our clients see a full ROI within 18–24 months. The savings come from:

1. Zero maintenance: No watering, no acid cleaning, no equalization charges.

2. Energy efficiency: 30% lower electricity consumption during charging.

3. Labor costs: No need for battery swapping between shifts.

4. Longevity: Eliminating the cost of buying 2-3 lead-acid replacements over the next decade.

                                            Contact us, Get A Latest Quote NOW!