MechMaxx 3300 lb Semi-Electric Straddle Stacker with 138" Lift, Adjustable Forks, Model S33-138S

The MechMaxx S33 Series semi-electric stacker is built for reliable lifting and stacking in warehouses, stockrooms, and loading areas. Featuring electric lift with manual propulsion, it delivers a cost-effective solution for light- to medium-duty material handling.

With adjustable forks and straddle legs, a rugged steel frame, and a maintenance-free AGM battery system, this unit provides the flexibility, stability, and performance needed for daily operations.

Key Features & Benefits

• Electric Lift with Manual Drive – powered by a 1.6 kW lift motor; lifting is smooth and effortless while manual movement keeps operation simple and efficient
• 3,300 lb Load Capacity – handles standard pallet loads with stability and confidence
• 138" Maximum Lift Height – extended reach for higher shelving, stacking, and vertical storage applications
• Adjustable Forks & Straddle Legs – forks adjust from 8.3" to 33.5"; straddle legs adjust from 35.4" to 51.2" (inside width) to fit various pallet sizes
• Maintenance-Free AGM Battery – built-in 12V/120Ah sealed battery delivers long runtime with minimal maintenance
• Built-In Charger & Battery Monitoring – integrated 12V/15A charger, battery gauge, and hour meter for convenient charging and operation tracking

Built for Strength & Stability

• Reinforced double-frame steel construction ensures long-term durability
• Load backrest prevents goods from shifting backward during lifting
• Wide adjustable straddle base improves load balance and stability

Operator Comfort & Control

• Ergonomic handle supports one-handed operation
• Gas spring system absorbs shock and reduces fatigue
• Smooth lift controls for precise positioning

Safety Features

• Foot-pedal parking brake for quick and secure stopping
• Explosion-proof valve prevents sudden fork drop in case of hydraulic failure
• Polyurethane wheels provide smooth movement and protect floors

Flexible Performance in Tight Spaces

With a 53.2" turning radius, the S33 Series is easy to maneuver in narrow aisles and confined work areas. The removable load backrest improves visibility and flexibility when needed.

Battery Care & Maintenance

• Fully charge after each use
• Avoid deep discharge or overcharging
• Charge at least once per month during storage
• Store in a cool, dry environment

Proper battery care ensures long service life and safe operation.

Important Note

Due to its size and weight, this unit cannot be unloaded with a lift gate. A forklift or unloading platform is required at delivery.

Documents

• Product Manual

Demonstration