RM21 FJDynamics Mower
FJD RM21 Robotic Mower
Autonomous mowing for large commercial turf areas
The FJD RM21 is a heavy-duty commercial robotic mower designed to maintain large turf areas such as sports fields (Rugby, Soccer..), golf course fairways and roughs, parks, estates, and sod farms. Built for productivity and reliability, the RM21 delivers consistent results while significantly reducing labour and operating costs.
Key Benefits
Fully autonomous operation
Uses advanced LiDAR and precision positioning to navigate accurately without perimeter wires, even in complex environments or areas with tree cover.High productivity, low labour
Capable of covering large areas autonomously, operating day or night, and automatically returning to its charging station when required.Consistent cut quality
Maintains uniform cutting height across wide areas, helping improve turf appearance and playability.Safe and reliable
360° obstacle detection using LiDAR, bumpers, and sensors ensures safe operation around people, equipment, and infrastructure.Multi-zone capability
Manage multiple mowing areas within one task, ideal for sports complexes, campuses, and large properties.Remote monitoring & control
Full app-based management for scheduling, task monitoring, diagnostics, and software updates.
Performance Highlights
Designed for large-scale turf maintenance
Quiet, electric drive with zero on-site emissions
Automatic charging and unmanned operation
Robust construction for commercial use
Ideal Applications
Sports fields and stadium turf
Golf course fairways and roughs
Councils and public parks
Large estates and commercial landscapes
Turf farms
Why Choose the FJD RM21
The RM21 offers a practical step into autonomous turf maintenance without compromising reliability or safety. It is a proven solution for organisations looking to reduce labour dependency, lower operating costs, and maintain consistent turf quality across large areas.
Details
Mowing Capacity
72-hour max mowing area (fast charging mode)
108,000㎡ (26.7 acres)
72-hour max mowing area (standard charging mode)
93,600㎡ (23.1 acres)
Max mowing area per charge
12,000㎡ / 3 acres
Max climbing ability
20°
Recommended working slope
15°
Travel speed
0–6 km/h / 0–3.7 mph
Complete Unit
Weight
170 kg / 375 lb
Dimensions
1330×853×980 mm / 52.4×33.6×38.6 in.
IP rating
IPX4
Operating temperature
0–45℃
Cutting System
Cutting height
20–127 mm / 0.8–5 in.
Cutting width
635 mm / 25 in.
Battery & Charging
Battery capacity
4 kWh
Max working time
5 h
Charging time (standard)
3 h
Charging time (fast charging)
5 h
Battery rated voltage
48 V DC
Factory Configuration
Flat blade
Discharge blade
Charging station

