The E45-70XN electric forklift features a 4,500–7,000 lb load capacity, 21.6–28 ft lift height, and operates on a 48V/72V lithium-ion system. Key specs include regenerative braking, 8–10 hr runtime per charge, and IPX4 water resistance. Ideal for warehousing and manufacturing, its modular design supports dual battery packs (e.g., 600Ah) for continuous shift operations.
48V 600Ah/630Ah Forklift Lithium Battery (Duplicate)
What defines the E45-70XN’s load capacity?
The E45-70XN’s dynamic load rating (4,500–7,000 lbs) depends on lift height, mast type, and load center. Using load moment sensors, it adjusts stability in real-time. Pro Tip: Avoid sideloading >5% of rated capacity—uneven weight distribution risks tip-overs.
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For example, lifting 6,000 lbs at a 24-inch load center reduces capacity by 18% vs. standard 48V configurations. Beyond lift dynamics, the E45-70XN uses counterweight ratios (1:4) to balance heavy loads. Warn operators about “hidden” capacity loss when attaching forks longer than 48 inches. A dual-function hydraulic motor maintains 15–18 ft/min lift speeds even at max load. But what happens if you ignore load charts? Thermal overloads in the motor controller can occur within 5–8 cycles.
| Factor | Impact on Capacity |
|---|---|
| 24-inch Load Center | 100% |
| 30-inch Load Center | −15% |
| Double Mast | −8% |
How does battery voltage affect E45-70XN performance?
48V vs. 72V systems determine torque, runtime, and charging cycles. A 72V setup boosts motor RPM by 33%, reducing lift cycle times by 1–2 seconds. Pro Tip: Lithium batteries (vs. lead-acid) cut recharge downtime by 70%.
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In practice, a 72V 600Ah lithium pack delivers 43.2 kWh, powering 10-hour shifts without swaps. Transitioning from 48V, the MOSFET-driven controller handles 300A peaks, but cabling must upgrade to 2/0 AWG to prevent voltage sag. Why does voltage matter for inclines? Higher voltage maintains RPM under 10% grades—critical for dock loading. A 72V system’s regenerative braking recaptures 12–15% energy versus 8–10% for 48V.
| Spec | 48V | 72V |
|---|---|---|
| Max Torque | 240 Nm | 320 Nm |
| Peak Efficiency | 88% | 92% |
| Charge Time | 2.5 hrs | 3 hrs |
Which mast options optimize the E45-70XN?
The E45-70XN offers duplex/triplex masts (21.6–28 ft), with free lift heights from 78 to 96 inches. Triplex designs add 300 lbs but improve visibility for high-stacking. Pro Tip: Choose tilt-cylinder upgrades when handling palletized fluids—prevents load slippage during 6°–8° tilts.
For cold storage, the low-profile mast with heated rollers prevents chain jams below −20°C. Practically speaking, a duplex mast lifting to 22 ft achieves 85% of warehouse use cases. But what if you need precise stacking? The optional micro-control joystick adjusts lift speeds to 0.5 ft/min increments. Maintenance Alert: Grease mast bearings every 500 hours—contamination from sawdust or metal shavings accelerates wear.
What safety features are integrated?
The E45-70XN includes load-sensing seat switches, auto-braking on inclines >5%, and blue LED work lights. The SolidState Stability Control™ system reduces lateral skidding by 40% on wet floors. Pro Tip: Activate “Creep Mode” in confined spaces—limits speed to 2 mph.
For example, when reversing with a 6,000-lb load, ultrasonic sensors halt motion if obstacles are within 18 inches. Beyond basic safety, the CANbus diagnostic port logs 200+ parameters, detecting issues like hydraulic pressure drops before failures. Warning: Disabling safety sensors voids warranty and risks OSHA violations. Ever faced a brake failure? The dual-circuit hydraulic system defaults to mechanical parking brakes if pressure drops below 800 psi.
How does mast height affect residual capacity?
Every 1 ft beyond 21.6 ft reduces residual capacity by 3.5% due to lever arm physics. At 28 ft, 7,000 lbs capacity drops to 5,320 lbs. Pro Tip: Use load moment indicators (LMI)—they auto-derate capacity as the mast extends.
Imagine lifting a 6,500-lb coil to 26 ft—the LMI adjusts allowable weight to 5,800 lbs, preventing instability. Transitioning from static to dynamic loads, mast oscillation can add 8–12% lateral force. Why does this matter? Overloading beyond derated limits bends mast rails, requiring $2,000+ replacements. Real-world fix: Install vertical guides for cylindrical loads to minimize sway.
What charging protocols maximize battery lifespan?
Use CC-CV charging with temperature monitoring (±2°C). For 48V LiFePO4, terminate at 54.6V; 72V systems stop at 81.8V. Pro Tip: Avoid partial charges below 20%—lithium cells degrade 2x faster when cycled from 10%.
For multi-shift operations, opportunity charging during breaks maintains 40–80% SoC, extending cycle life to 5,000+. But what if batteries overheat? The BMS throttles charging at 45°C, requiring 30-minute cooldowns. A 48V 600Ah pack needing 2.5 hours charge benefits from 150A chargers, but ensure facility wiring supports 60V drop at 30 ft cables. Maintenance Hack: Clean terminals monthly—corrosion increases resistance by 15%, causing premature charger cutoffs.
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FAQs
Yes, with all-terrain tires and 72V configurations—its IPX4 rating resists rain/dust, but avoid submerging the axle beyond 12 inches.
Is the E45-70XN compatible with lithium-ion batteries?
Yes, but ensure the BMS communicates with the forklift’s ECU—retrofits may need firmware updates for voltage handshaking.
What’s the warranty period for the E45-70XN?
Standard warranty covers 3 years/4,000 hours—extensions up to 5 years apply if using OEM-approved lithium packs and maintenance logs.
48V 450Ah/456Ah Forklift Lithium Battery
