When equipment engineers search for an integrated floor scrubber driving assembly, the real question behind the query is almost always the same: which manufacturer can supply a drive wheel that combines motor, gearbox, brake, and wheel into one compact unit, with enough configuration flexibility to match a specific machine’s voltage, load, and speed requirements? Zhejiang Mashidi Electric Technology Co., Ltd., operating under the MSD brand and headquartered in Ningbo, China, positions itself as a supplier of electric drive wheel assemblies spanning multiple wheel diameters, motor voltages, and load capacity ratings — the exact building blocks that scrubber-type and other mobile floor-cleaning machinery depend on.
Company Positioning and Capability System
Mashidi Electric‘s strategic positioning centers on one product family: integrated electric drive wheel assemblies. Rather than offering a single fixed design, the company has built a capability system that lets each assembly be tailored across several technical axes:
- Motor Voltage Options: 24 V, 48 V
- Motor Power Options: 750 W, 900 W, 1.0 KW, 1.3 KW, 1.5 KW, and a combined 900 W/1100 W rating
- Motor Duty Cycle Options: S2-30min, S2-60min
- Wheel Diameter Options: 180 mm, 210 mm, 230 mm, 245 mm, 252 mm, and 300 mm
- Wheel Material Options: PU smooth wheel, PU frosted wheel, rubber wheel, and a rubber wheel/PU combination
- Maximum Load Capacity Options: 800 Kg, 1000 Kg, 1500 Kg, 2000 Kg, and 3000 Kg
- Brake Torque Options: 6 N.m, 8 N.m, and 12 N.m
This breadth matters for anyone specifying an integrated driving assembly for floor-cleaning or similar mobile equipment, because it means voltage, wheel diameter, load rating, and braking force can all be matched independently rather than forcing a one-size-fits-all compromise.
HC Series: A Compact Integrated Drive Wheel
The HC Series is explicitly described as a "210 mm integrated drive wheel assembly with 24 VDC motor," making it the most directly relevant entry point for integrated-assembly specifications. The HC-210-Z2-750W-24VDC model runs on a 24 V, 750 W motor with an S2-30min duty cycle and 2.4 N.m motor torque. It pairs a 210 mm PU smooth wheel with a 24.68 gear ratio, delivering a 5 KM/H rated speed. Braking is handled by a 6 N.m brake torque, the turning diameter is 278 mm, and the unit supports an 800 Kg maximum load capacity within a 241 mm overall installation height and 24.5 KG weight. Its DC motor wiring diagram includes drive-wheel rotation direction signals CM(G/M) 24VDC and CCM(G/M) 24VDC, simplifying integration into a controller.

MSD210, MSD230, and MSD250 Series: Scalable Diameter and Voltage Options
The MSD210 Series extends the integrated-assembly concept across both 24 VDC and 48 V platforms. Entries such as MSD210-Z1-750W-24VDC offer selectable gear ratios of 24.68/20/17, producing rated speeds of 4.6, 5.7, and 6.5 KM/H, with PU smooth or PU frosted wheels and 800 Kg load capacity. On the 48 V side, models like MSD210-F4-48V step up to 1 KW/1.3 KW/1.5 KW motor power with 3.5 N.m/5.0 N.m/4.8 N.m torque, 8 N.m brake torque, and a higher 1000 Kg maximum load capacity, each including a temperature connector.
The MSD230 Series follows the same logic at a 230 mm wheel diameter, with the MSD230-F2-900W-48VDC and MSD230-F2-48V variants reaching 1500 Kg maximum load capacity — the highest rating in this diameter class — while the MSD230-F1A-24VBLDC adds an encoder connector for speed feedback at 1 KW/1.3 KW power.

The MSD250 Series, built around a 245 mm wheel, includes the notable MSD250-F1A-24VAC configuration rated at 1.5 KW with a KTY84-130 temperature sensor, a black AMP 2-pin temperature detection connector, a black AMP 4-pin speed detection connector, and a 32-resolution encoder — a level of sensing detail aimed at applications where precise speed and thermal monitoring are required. Other MSD250 variants, such as MSD250-F4-48V, reach 1000 Kg maximum load capacity with S2-60min duty cycle motors up to 1.5 KW.
MSDTZ and 300 mm Series: Higher Load Integrated Assemblies
For heavier-duty integrated driving assemblies, the MSDTZ Series spans 180 mm, 210 mm, and 252 mm wheel diameters, all on 48 V platforms. The MSDTZ180-48V delivers 750 W/900 W power with 1500 Kg load capacity, while the MSDTZ210-Z1-1.5KW-48V reaches 3000 Kg maximum load capacity with a 12 N.m brake torque and a 30.3 gear ratio. The MSDTZ250-F2A-1.5KW-48V supports 2000 Kg loads at a 252 mm wheel diameter and includes a signal connector for encoder integration.
At the top of the range, the 300 mm Drive Wheel Series — including MSD300-F-C/48V, MTZ300-1.5KW-48V, M300-F1-1.5KW-48V, and M300-F2-1.5KW-48V — is built for 3000 Kg maximum load capacity applications. These models use rubber wheel or rubber wheel/PU materials, 1.5 KW motors, and 12 N.m brake torque, with the M300-F2-1.5KW-48V adding detailed motor phase wiring (U, V, W in blue, green, yellow) and signal lead wiring for controller integration.

Matching Specifications to Application Needs
Taken together, Mashidi Electric’s catalog of 37 distinct drive wheel configurations demonstrates a clear engineering approach: every integrated driving assembly is defined by the same measurable parameters — motor voltage, power, duty cycle, wheel diameter, wheel material, gear ratio, rated speed, brake torque, turning diameter, load capacity, installation height, and weight. For teams evaluating an integrated floor scrubber driving assembly, this consistency makes it straightforward to compare models like the HC-210-Z2-750W-24VDC against heavier-duty options such as the MSDTZ210-Z1-1.5KW-48V or the 300 mm Drive Wheel Series, selecting the exact combination of voltage, diameter, and load rating the application calls for, without relying on guesswork or incomplete data sheets.








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