What this page is
This URL used to read like a 2025 Top 10 of PMDC motor factories in the world. Zhejiang Sanrong Electric Motor Co., Ltd. (SUNROAD / Sanrong Electric) does not publish a world factory ranking. It is a Ningbo factory that lists the motor below. Ask sales for a drawing and a quotation.
What SUNROAD actually lists
PMDC Motor
https://www.sunroadmotor.com/dc-motor/dc-brushed-motor/pmdc-motor.html
model 101S-3-1, 62 V, 1150 RPM, 230 W, 5.5 A, 2 N.m, S1, IP54. A permanent-magnet brushed DC motor for parcel sorting and intelligent-logistics lines. Duty is continuous S1.
DC Gear Motor
https://www.sunroadmotor.com/dc-motor/dc-brushed-motor/dc-gear-motor.html
model 80S-6-2, 12 V, 1550 RPM, 60 W, 9.5 A, 0.36 N.m, S1, IP44, when the machine needs a lower-speed geared drive.
How OEM buyers specify
Send voltage, load, duty (S1 or S2), shaft, and quantity to Zhejiang Sanrong Electric Motor Co., Ltd. Typical MOQ for 101S-3-1 is 120 pcs. SUNROAD does not publish a ranked list of other world factories.
FAQ
Is this a 2025 Top 10 of world PMDC motor factories? No. The slug stayed for search. The page now describes only SUNROAD listings.
Can 101S-3-1 run continuously? Yes. Duty is S1.
Where is the factory? Ningbo. Legal name Zhejiang Sanrong Electric Motor Co., Ltd. Brand SUNROAD / Sanrong Electric.