ManufacturerSUMEC Hardware & Tools Co., Ltd.Robot model · No. 5

SA650B

Consumer Robots · Lawn Mowing

CommercialChina

Key factLegacy / Limited Retail Availability · 28 V / 2.0 Ah / 56 Wh Li-ion

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Model details

Model specifications

AvailabilityLegacy / Limited Retail Availability

Battery28 V / 2.0 Ah / 56 Wh Li-ion

Blade Part Number846210

Boundary Signal Frequency0–148.5 kHz

Boundary Wire Connectors3.

Boundary Wire Supplied120 m

Camera/Vision NavigationNO

Charging Time60 min

Cutting Blades3

Cutting Height20–60 mm

Cutting Height Settings5

Cutting Width18 cm / 180 mm

Dimensions570 × 390 × 260 mm

Docking Station Weight2 kg

Fixing Pegs150

Gross Weight16 kg

LiDARNO

Lift SensorYES

Maximum InclineUp to 40% according to the current UK retail specification

Maximum Lawn Area650 m²

ModelSA650B

Mower ProtectionIP24

Mower Weight8.5 kg in the exact manual

NationalityChina

NavigationPhysical boundary-wire navigation

No-Load Cutting Speed3,500 rpm

Obstacle DetectionYES

Package Dimensions720 × 470 × 330 mm

Perimeter Wire RequiredYES

Power SupplyIP67; plug IP44

Product TypeBoundary-Wire Autonomous Robotic Lawn Mower

Rated Power50 W

Rated Voltage28 V DC

Regional ModelSA650B-UK

RTK/GNSSNO

Sound Power64 dB(A), K=3 dB

Sound Pressure53 dB(A), K=3 dB

Tilt SensorYES

Turnover SensorYES

Typical Mowing Time60 min/charge

Wireless Frequency2.4–2.4835 GHz / <0 dBm

About the SA650B

The Yard Force SA650B, manufactured under SUMEC Hardware & Tools, is an autonomous residential robotic lawn mower designed for lawns up to 650 m². It uses a physical boundary-wire system together with obstacle, lift, tilt and turnover sensors, and features a 28 V/2.0 Ah lithium-ion battery, 18 cm three-blade cutting system, 20–60 mm cutting-height adjustment, automatic docking/charging and Bluetooth smartphone control.

Typical applications: Lawn Mowing.

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