FJ Dynamics RM21 Commercial Robotic Mower
$29,999.00
Commercial autonomous turf care built for acreage.
Put routine mowing on autopilot with the FJDynamics RM21—a fully electric commercial robotic mower designed to maintain large turf areas with intelligent route planning, multi-zone management, RTK + LiDAR navigation, automatic charging, and remote app control.
Up to 3 acres per charge | 25″ cutting width | Up to 5 hours working time | RTK + 360° LiDAR
Consistent Coverage
Intelligent path planning creates structured mowing routes to reduce unnecessary passes and missed areas.
Manage Multiple Zones
Configure multiple working areas and run mowing tasks across different zones from the same platform.
Monitor Remotely
Use the app to monitor operating status, manage maps, and adjust mowing schedules without following the machine around the property.
Automatic Charging
When battery power runs low, the RM21 can return to its charging station automatically and resume the turf-care workflow with less manual intervention.
Autonomous grass cutting built for commercial acreage.
Put routine mowing on autopilot with the FJDynamics RM21—a fully electric commercial robotic mower designed to maintain large turf areas with intelligent route planning, multi-zone management, RTK + LiDAR navigation, automatic charging, and remote app control.
Up to 3 acres per charge | 25″ cutting width | Up to 5 hours working time | RTK + 360° LiDAR
Specifications
RM21 Specifications
Specification FJDynamics RM21
Max mowing area per charge Up to 12,000 m² / 3 acres*
72-hour area — fast charging Up to 108,000 m² / 26.7 acres*
72-hour area — standard charging Up to 93,600 m² / 23.1 acres*
Cutting width 635 mm / 25 in
Cutting height 20–127 mm / 0.8–5 in
Maximum climbing ability 20°*
Maximum working slope 15°*
Travel speed 0–6 km/h / 0–3.7 mph
Maximum working time Up to 5 hours
Battery capacity 4 kWh
Battery voltage 48 V DC
Standard charging time Approx. 5 hours
Fast charging time Approx. 3 hours
Weight 170 kg / 375 lb
Dimensions 52.4 × 33.6 × 38.6 in
IP rating IPX4
Operating temperature 0–45°C
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