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Manufacturer profile · No. 718

SUMEC Hardware & Tools Co., Ltd.

Yard ForceChina
Models offered7

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Founded1997Company origin · China
HeadquartersNanjing, Jiangsu, ChinaPrimary company location
Robotics since10+ yearsFirst robotics work or public program
Scale-Latest official company indicator
Robot catalog

SUMEC Hardware & Tools Co., Ltd. robot models

Every model opens into its own detail page with specifications, applications, strengths and limitations.

7 models
EasyMow 260B by SUMEC Hardware & Tools Co., Ltd.Model 1Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

EasyMow 260B

Consumer Robots

The Yard Force EasyMow 260B, manufactured under SUMEC Hardware & Tools, is a compact autonomous residential robotic lawn mower intended for lawns up to 260 m². It uses a physical boundary-wire system, automatically mows and returns to its docking station for charging, and features a 20 V/2.0 Ah battery, 16 cm cutting width, approximately 20–55 mm adjustable cutting height and around 100 minutes of working time.

Legacy / Discontinued or Limited Retail Availability. · 20 V / 2.0 Ah Li-ion
MB400 by SUMEC Hardware & Tools Co., Ltd.Model 2Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

MB400

Consumer Robots

The Yard Force MB400, manufactured under SUMEC Hardware & Tools, is a compact autonomous residential robotic lawn mower designed for lawns up to 400 m². It uses a physical boundary-wire navigation system combined with obstacle/radar sensing, while a 20 V/2.0 Ah lithium-ion battery powers a 16 cm three-blade cutting system. Bluetooth CloudHawk app connectivity enables weekly scheduling, remote start/stop and mower-status monitoring.

CloudHawk · App Control
NX100i by SUMEC Hardware & Tools Co., Ltd.Model 3Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

NX100i

Mobile Robots (AMR)

The Yard Force NX100i is a wire-free robotic lawn mower for lawns up to 1,000 m². It uses AI vision-based navigation to mow without perimeter wires or RTK infrastructure and features intelligent path planning, obstacle avoidance, automatic charging, and smartphone app control.

Commercially Available · Lithium-ion
Revola X4e by SUMEC Hardware & Tools Co., Ltd.Model 4Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

Revola X4e

Consumer Robots

The Yard Force REVOLA X4e (RVX4E) is a residential autonomous robotic lawn mower from SUMEC Hardware & Tools designed for lawns up to 1/2 acre (~2,023 m²). It uses a physical boundary-wire system together with ultrasonic obstacle sensing, automatic docking and charging, rain sensing, multi-zone operation, Wi-Fi/Bluetooth app control and a 28 V lithium-ion battery providing approximately 100 minutes of mowing per charge.

Yard Force Connect / app control · Automatic Docking
SA650B by SUMEC Hardware & Tools Co., Ltd.Model 5Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

SA650B

Consumer Robots

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.

Legacy / Limited Retail Availability · 28 V / 2.0 Ah / 56 Wh Li-ion
Model 6Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

iVR16

Consumer Robots

The Yard Force REVOLA iVR16, manufactured by SUMEC Hardware & Tools Co., Ltd., is a boundary-wire-free autonomous residential robotic lawn mower for lawns up to 1,600 m². It combines RTK satellite positioning, vSLAM/RGB vision and inertial sensing for virtual-boundary navigation, while its 4×4 drive, intelligent obstacle sensing, 20–100 mm electric cutting-height adjustment and app-based mapping enable autonomous operation on complex and sloped lawns.

App Control · Current / Actively Marketed
Model 7Lawn Mowing
SUMEC Hardware & Tools Co., Ltd.

MB800

Consumer Robots

The Yard Force MB800, manufactured under SUMEC Hardware & Tools Co., Ltd., is an autonomous residential robotic lawn mower designed for lawns up to approximately 800 m². It combines physical boundary-wire navigation with ultrasonic obstacle sensing, automatic docking and charging, app connectivity, safety sensors and an 18 cm three-blade mulching system powered by a 20 V lithium-ion battery.

App Control · Automatic Charging
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