The Challenger 591-00109 electrical control component is the direct replacement for the Challenger lift it came off of. This is the genuine Challenger part — same fit and same working specification as the one already on your lift. Ordering the Challenger electrical control component from us gets you the OEM piece that matches the lift, not an aftermarket knock-off that is close but not the same.

Specifications

• Part number: 591-00109
• Brand: Challenger
• Type: Genuine OEM electrical control component

The control gear — switch, contactor, overload, limit switches — is what makes the lift safe to operate, not just able to run. The button has to be hold-to-run so the lift stops when you let go; the overload has to trip before the motor cooks; the limit switch has to cut power at full height. When a control part fails, the risk isn't only a lift that won't work — it's a lift that won't stop when it should.

The electrical system feeds the motor, and the motor drives the pump — so an electrical fault often looks like a hydraulic one and vice versa. A lift that won't rise might be a dead capacitor, a burned contactor, a tripped limit switch, or a pump that's seized and stalling the motor. The wiring, the switch, the contactor, the motor, and the pump are one chain; trace it in order instead of guessing.

Related parts for this lift

The parts below are commonly ordered alongside this one — cables, sheaves, seals, and hardware wear on similar schedules, and most repairs go faster when the whole set is done in one visit.

• Challenger 591-00012 Toggle Switch Clhm
• Challenger 591-00110 Solenoid Encapsulated 24V Dc
• Challenger 591-00127 Switch Main Column Silver
• Challenger 591-00142 E-stop Switch

Replacing your electrical control component

A motor replacement hinges on matching the data tag — voltage, phase, and horsepower — before anything else, then disconnecting power, transferring the wiring, and coupling it to the pump. Verify rotation and that the motor comes up to speed without tripping the overload. Because it's high-current work, walk through the complete procedure before you start. Not sure on the procedure? Find your lift in our parts lookup or call and we will walk you through it.

Find the right part for your lift

If you are not sure this part matches your setup, the fastest check is the visual breakdown: open our Challenger parts lookup, pick your model, and match your part against the drawing where every item is numbered. Can't read the model plate? our guide to finding your model number shows exactly where it lives on each lift type, and we are a phone call away if you would rather have us confirm it.

Signs of an electrical fault

If the lift runs sometimes and not others, look for a loose or corroded connection. Intermittent operation is the classic signature of a bad connection — a loose lug, a corroded terminal, a pitted switch contact that makes only when it feels like it. With the power safely off, check every terminal for tightness and every contact for pitting and discoloration. Intermittent almost always means connection, not component.

Parts commonly replaced at the same time

The parts near an electrical fault are worth a look while the cover is off — a chattering contactor, a marginal switch, brittle wiring. Handling them together on a de-energized circuit beats repeated trips into the panel. Tell us your model, voltage, and phase and we will confirm the related components.

Safety notes

The control system is a safety system, so respect it. De-energize and verify before servicing, keep line and low-voltage wiring where the diagram puts them, and never bypass an interlock to get a lift running. If the fix involves the overhead shutoff or the lock circuit, be certain it works before the lift carries a vehicle.

Before you order

Before you buy an electrical part, pull the voltage and phase off the plate along with model and serial — they determine the fit. A wrong-phase contactor or motor is a guaranteed return. Share the old part's markings and we will match the correct component for your lift's control system.

Check your lift's serial before ordering

The most common reason a lift part comes back is not a defect — it is a revision mismatch. Manufacturers change sub-parts between production runs while keeping the same lift model name, so "it fits my lift model" is not always enough. The model plate carries the serial number that pins your lift to a specific run, and that is the number that settles which version of this part belongs on your lift.

Can't find the plate? Measure the old part — overall length, bolt-hole spacing, thread size on anything threaded — and photograph it from a couple of angles. Send that with your lift's brand and rough age and we will match it against the parts breakdowns we service from every week.

Why buy your Challenger electrical control component from Auto Lift Services

We install, inspect, and repair Challenger lifts every week — the 591-00109 is a part we handle in the shop, not a random SKU we drop-ship. The phone answers if you have a question mid-install — call 800-674-9302 — and every part ships genuine, no aftermarket substitution unless you ask for it.