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The ECHO TM-850 is a professional autonomous turf mower designed for sports fields, parks and golf facilities. It supports scheduled autonomous operation, charging-station returns and remote fleet monitoring through ECHO's management tools.
Coming soon from ECHO. Availability and final dealer pricing are being confirmed. This equipment currently cannot be purchased online from American Timber Equipment; request product information before planning an installation.
Model-specific external feedback checked October 29, 2026. These summaries are not American Timber Equipment customer submissions. We do not assign star ratings to unverified external accounts.
Manufacturer-published field case study: An airfield installation reported consistent autonomous mowing with solar-power compatibility; the published account says the machine covered more than 1,200 km without a reported repair or technical incident. This is a single-site account, not a verified retail rating.
| Manufacturer | ECHO Robotics |
|---|---|
| Model | TM-850 |
| Equipment type | Commercial robotic turf mower |
| Recommended working area | 3 acres |
| Maximum working area | 5 acres |
| Maximum slope | 30% |
| Mowing width | 16.5 in |
| Cutting height range | 0.75–2.75 in |
| Cutting heads | 2 floating |
| Blades | 6–12 |
| Navigation | GPS-RTK |
| Weight (with battery) | 55 lb |
| Dimensions (L × W × H) | 2.85 × 2.3 × 1.0 ft |
| Maximum noise | 52 dB |
| Average annual energy consumption | 400 kWh |
Published manufacturer ratings are subject to site conditions, weather, terrain, layout and obstacles. Average electricity usage depends on actual operation.
Evaluate usable acreage, slopes, boundaries, obstacles, pedestrian access, charging infrastructure and operating windows. For TM-850, the recommended 3-acre rating provides a more conservative starting point than the 5-acre maximum. A site survey determines practical equipment count, safety procedures, and configuration.
sports facilities, parks and golf grounds needing a compact GPS-RTK mower
Very large open sites that need a wider deck or immediate availability; ECHO currently lists TM-850 as coming soon
16.5-inch cutting width, GPS-RTK navigation and 55-lb compact design
Confirm official release timing, 3-acre recommended area, GPS-RTK setup, charging and service
3 acres recommended; 5 acres maximum; 30% slope; 0.75–2.75 inch cutting height
American Timber Equipment publishes product guidance for this model. Pricing, authorized-dealer eligibility and installation are not yet confirmed, so online checkout is unavailable; consult an authorized ECHO Robotics dealer for a current quote.
ECHO Robotics GPS-RTK technology overview. This is not TM-850-specific footage.
Watch this ECHO Robotics video on YouTube
Shipping timeline, available accessories, manufacturer warranty, installation service and dealer eligibility must be confirmed before ordering. No unsupported free-shipping or authorized-dealer claims are made for this model.
Read our ECHO TM-850 buyer's guide · Browse all ECHO Robotics models · Manufacturer specifications
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Selected positive feedback from public web sources. Star ratings are shown only when the original source published a 4- or 5-star score.
We have not found credible model-specific 4- or 5-star ratings or clearly positive owner feedback for this product yet.
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