Electric Motor Repair in Modesto, CA

Ace Electric Motor & Pump Co. repairs and rewinds industrial electric motors for plants in Modesto, from our Stockton shop 31–33 miles north on Highway 99. If you are searching for electric motor repair in Modesto, the trip is about 35–45 minutes without traffic, and we offer 24/7 field service at 209-464-6428.

Repairing motors and pumps in Stockton since 1952.

Why Ace for Electric Motor Repair in Modesto

Ace is an EASA-accredited repair facility, which on our own repair page means every rewind is tested before it leaves the building, even when a full load test is not practical. Motors from Modesto ride up Highway 99 to one shop that handles the electrical work, the machining and the dynamic balancing under one roof, so a motor with a burned winding and a worn bearing fit is not split between two vendors.

That matters most during peak season. A dairy or nut processor in Stanislaus County that loses a process motor in the middle of a run needs one phone call, one pickup and one honest answer on whether the old frame is worth saving.

If a tech is free, we head out right away; Modesto runs about 35–45 minutes down 99. Before you call, pull the nameplate details: horsepower, frame, voltage, rpm and enclosure. With those, our counter can tell you whether a matching new motor is on hand or whether rewinding your existing one is the better plan. Removal and reconnection are handled under the C-10 electrical and D-21 machinery and pumps licenses held by Ace Armature & Motor Shop, Inc. Pickup and drop-off are free for qualified customers, since our delivery trucks make that run all the time, and our field service trucks work in Modesto regularly when a motor needs to come out on site.

Not sure what is wrong yet? Our motor testing and troubleshooting service finds the fault before any repair is quoted.

Electric Motor Repair and Rewinding for Modesto Plants

Our motor repair work, as listed on our repair page, covers rewinding, reconditioning, shaft and component machining, bearing changes, motor condition testing, dynamic balancing, explosion-proof recertification, vibration analysis, bearing housing repair and in-house metal spraying. Rewinds are laid out on a computerized coil winding machine, and the shop record includes concentric-to-lap conversions, two-speed two-winding stators and large vertical motors.

A typical Modesto job starts with an incoming inspection and electrical tests, then a teardown report that says what failed and why. You decide on repair or replacement with that report in hand. Rotors are balanced in our shop before the motor is reassembled and tested.

New Electric Motors for Modesto: Ace as Your Motor Dealer

When a winding is past saving or a plant wants to upgrade, Ace sources new motors through the manufacturers we partner with and the inventory we keep. The brands we sell include Baldor, ABB, Worldwide Electric and WEG. Our sales page lists NEMA Premium efficiency and T-frame motors, vertical hollow shaft motors for turbine pumps, inverter-duty motors for VFD service, washdown-duty and stainless motors for wet processing, explosion-proof, brake, gear and hoist motors, and metric and custom-built units.

For Modesto-area farms there is a separate farm-duty line: high-torque and extra-high-torque motors, fan-duty and aeration-duty motors, crop and grain dryer motors, milk transfer pump motors and feed-auger drives. We also stock the bearings, belts, sheaves, starters and soft starts that usually get replaced at the same time.

Modesto Industry Context

Wine, dairy and food processors near Modesto run long harvest-season shifts on pumps, conveyors and refrigeration, and their motors fail under heat and moisture rather than from age alone. Irrigation district water and on-farm wells keep orchard and row-crop pumps running through the summer, which puts vertical motors under steady load for months.

Industries We Serve in Modesto

• Wine and food processing: Large wineries and food, dairy and nut processors whose lines depend on process motors, conveyors and refrigeration drives.
• Water and wastewater: Treatment and recycled-water systems in the Modesto area that run blower and pump motors around the clock.
• Agriculture and irrigation: Orchards and row crops served by district canals and private wells, many driven by vertical hollow shaft motors.

Frequently Asked Questions

Should we rewind our Modesto motor or buy a new one?

It depends on frame size, efficiency class, core condition and how long you can wait. After teardown we give you the repair scope and a new-motor option side by side, because we sell both. Small standard motors are often cheaper to replace, while large or custom motors usually justify a rewind.

Can you pick up a failed motor from our plant in Modesto?

Yes. Call 209-464-6428 and we will arrange pickup or a field crew to remove the motor, depending on size and how it is mounted. For qualified customers, pickup and drop-off in Modesto are free. Our crews can also reinstall and align the motor when it comes back.

Do you work on vertical motors for irrigation turbine pumps?

Yes. Vertical hollow shaft motors are a regular part of our shop work, both as rewinds and as new units from our sales line. We can handle the motor and the pump together when both need attention.

Is the motor tested before it comes back?

Every repaired motor is inspected and tested before release, as stated on our rewinding page. Not every motor can be run under full load in the shop, and we will tell you what testing your unit received.

More Ace Services in Modesto

• Pump Repair in Modesto
• Laser Shaft Alignment in Modesto
• Fan & Blower Repair in Modesto

Ace also serves plants and farms across the Central Valley from our Stockton shop.

Main service page: Electric Motor Repair & Rewinding.