Graco 128551 PC Jumper Cable
4/5
(1 review)
$11.80
In Stock
The Graco 128551 PC Jumper Cable is a genuine OEM internal wiring harness used in select Graco airless sprayers for stable electrical connection and control continuity.
- Fits Magnum ProX17 (Stand) – Model 17G177
- Fits Magnum ProX19 (Stand) – Model 17G179
- Fits ProLTS 170 (Stand)
- Ensures proper power and signal transfer inside the unit
- Genuine Graco replacement part for reliable performance
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Quick Overview & Compatibility
Compatible Machines
This Graco 128551 PC Jumper Cable fits the following stand-style Magnum/Pro series sprayers:
- Magnum ProX17 (Stand) — Model 17G177
- Magnum ProX19 (Stand) — Model 17G179
- ProLTS 170 (Stand)
Tip: Always match your sprayer’s exact model and type (Stand vs. Cart) to ensure correct electrical harness fitment.
What It Is
The Graco 128551 PC Jumper Cable (also labeled “Cable, Machine, Jumper, PC”) is a genuine OEM internal wiring harness used to complete control/power connections inside compatible Graco electric airless sprayers.
- Designed for secure, stable electrical continuity
- OEM build ensures proper length, connectors, and fit
- Ideal replacement when original jumper is worn or damaged
At-a-Glance Specs
| Part Number | 128551 |
|---|---|
| OEM / Brand | Graco |
| Part Type | PC Jumper Cable (internal wiring harness) |
| Approx. Weight | ~ 0.04 lb (18 g) |
| UPC | 755652282259 |
When to Replace
- Intermittent power/control issues after ruling out switches and boards
- Visible insulation damage, heat discoloration, or broken connectors
- Fault codes traced to harness continuity problems
Installation Notes
- Disconnect power and discharge capacitors before opening the unit.
- Route the Graco 128551 PC Jumper Cable the same way as the original (avoid pinch points and moving parts).
- Confirm all connectors click/lock fully; tug gently to verify seat.
- Perform a quick continuity check if symptoms persist after install.
Frequently Asked Questions
This listing specifically covers the ProX17 Stand (17G177), ProX19 Stand (17G179), and ProLTS 170 Stand. Cart models may use different harness lengths or connectors. Check your exact model’s parts list to confirm before ordering.
Yes. 128551 is a genuine OEM Graco part, ensuring correct connectors, routing, and reliability.
Intermittent start/stop behavior, error codes related to control circuits, or visible damage to the original harness often indicate a failed jumper cable.
Typically no—just basic hand tools to open the housing and manage wiring clips. If your unit is under warranty or you’re unsure, consult an authorized service center.
Match your sprayer’s exact model number and style (Stand vs. Cart) against the list above and your model’s official parts diagram. If the diagram lists 128551, you’re good to go.
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Carol J.
Needed this fast for an active job site - for the 128551 PC Jumper Cable (Part #128551) and it's been reliable through several jobs since. Will be ordering more parts from here.
