The Cat® DP40-55(C)N3 diesel forklift excels in heavy-duty material handling with a 8,000–11,000 lb capacity, robust Tier 4 Final engine, and advanced stability features. Its ergonomic design, fuel efficiency, and durability make it ideal for demanding environments like ports, lumberyards, and construction sites. Cat Lift Trucks prioritize safety, productivity, and low ownership costs.
48V 300Ah Lithium Forklift Battery
How Does the Cat DP40-55(C)N3 Diesel Forklift Enhance Productivity?
The DP40-55(C)N3 features a high-torque Cat C3.6 engine, optimized hydraulic systems, and precision steering for faster load cycling. Its modular design reduces maintenance downtime, while extended service intervals lower operational costs. The mast’s 186-inch lift height and tilt sensitivity ensure efficient stacking in confined spaces.
Operators benefit from the truck’s dual-speed travel system, achieving 11.5 mph unloaded and 8.3 mph with maximum capacity. The optimized counterweight design allows 360° visibility during reversing maneuvers, reducing the need for multiple positioning attempts. Combined with automatic fork leveling, users report 18% faster pallet retrieval times in warehouse simulations.
What Safety Technologies Are Integrated Into This Forklift?
Cat’s SystemOne® stability tech, automatic braking, and load-sensing rear lights prevent tip-overs. The ROPS/FOPS-certified cabin, 360° camera, and adaptive load control adjust fork speed based on weight distribution. These features reduce workplace accidents by 27% compared to older models.
The enhanced stability system uses 14 pressure sensors monitoring load distribution in real-time. When detecting uneven weight shifts exceeding 5° tilt, the system automatically reduces travel speed and alerts operators through seat vibrations. The optional laser-based pedestrian detection system creates a 6.5-foot safety zone, automatically applying brakes if obstacles enter this perimeter during lateral movements.
Why Is the Tier 4 Final Engine a Game-Changer?
The Cat C3.6 engine meets stringent Tier 4 Final emissions standards, cutting particulate matter by 90% and NOx by 50%. Diesel particulate filters (DPF) and selective catalytic reduction (SCR) require no manual regeneration, ensuring uninterrupted 10-hour shifts. Fuel consumption is 15% lower than previous Tier 3 engines.
| Feature | Tier 3 Engine | Tier 4 Final Engine |
|---|---|---|
| NOx Emissions | 3.5 g/kWh | 0.4 g/kWh |
| Fuel Efficiency | 4.8 gal/hr | 4.1 gal/hr |
| Maintenance Intervals | 500 hours | 1,000 hours |
Which Industries Benefit Most From This Forklift?
Steel mills, shipping ports, and bulk logistics firms benefit from its 11K lb capacity and corrosion-resistant chassis. Lumberyards use its side-shift and fork positioning for palletized goods, while cold storage facilities rely on -22°F cold-start capability. The 48% gradeability ensures performance on uneven terrain.
How Does Its Design Improve Operator Comfort?
The pressurized cab with HVAC, adjustable suspension seat, and low-vibration floor reduce fatigue. Intuitive controls include fingertip hydraulic levers and a tilt-adjustable LCD display. Noise levels stay below 78 dB, complying with EU Directive 2006/42/EC for 12-hour shifts.
What Maintenance Features Extend Its Lifespan?
Ground-level service points, spin-on hydraulic filters, and S•O•SSM fluid analysis ports enable 30-minute preventive maintenance. The engine’s 1,500-hour service interval and 20,000-hour overhaul cycle minimize downtime. Cat’s Advanced Product Link® tracks usage data for predictive maintenance alerts.
“The Cat DP40-55(C)N3 redefines diesel forklift efficiency. Its integration of SCR without diesel exhaust fluid (DEF) dosing simplifies compliance. We’ve seen clients reduce fuel costs by $9,200 annually while meeting emission targets. The dual-path cooling system alone prevents 80% of overheating issues in desert deployments.” — Redway Heavy Equipment Solutions.
FAQs
- Does the DP40-55(C)N3 Support Attachments?
- Yes—it’s compatible with carton clamps, bale spears, and rotators via Cat’s Modular Attachment System. Hydraulic flow rates up to 24 GPM ensure optimal performance.
- What’s the Turning Radius?
- 109 inches, enabled by all-wheel precision steering. Ideal for narrow aisles under 12 ft wide.
- How Does It Perform in Wet Conditions?
- IP66-rated electrical components and deep-tread tires provide traction in mud/snow. The mast’s drip-free design prevents hydraulic leaks.
- Is Financing Available?
- Cat Financial offers 2.9% APR leases with bumper-to-bumper coverage. Custom plans include 500-hour service packages.
