Packard Pmj Motor Start Capacitor 400-480 Mfd 110-125V | Pmj400
Packard PMJ400 motor start capacitor rated for 400-480 MFD at 110-125 VAC. Heavy-duty plastic construction designed for reliable motor starting applications in HVAC and industrial equipment.
The Packard PMJ400 is a high-quality motor start capacitor engineered for reliable performance in HVAC and industrial motor applications. This electrolytic capacitor provides the initial torque boost needed to start single-phase AC motors efficiently, making it essential for air conditioning units, heat pumps, compressors, and other motor-driven equipment.
Featuring robust plastic construction, the PMJ400 is designed to withstand the demanding conditions of motor starting applications. The capacitor operates at 400-480 microfarads (MFD) with a voltage rating of 110-125 VAC, providing consistent performance across a wide range of motor applications. Its compact design allows for easy installation in tight spaces while maintaining excellent electrical characteristics.
Availability
In stock
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse.
Catalog pricing
Add this item to your cart or contact Z Power Electric for quantity pricing, lead-time support, and backorder recovery.
- 30-day returnsOn standard orders
- 24-hour quoteFrom our sourcing team

Quick facts
- Brand
- Packard
- Part number
- PMJ400
- Condition
- New
- Category
- Electrical Components
Product tags
Product overview
Built to Packard's strict quality standards, this capacitor incorporates advanced dielectric materials and precision manufacturing processes to ensure long service life and reliable operation. The unit is UL listed and meets industry standards for safety and performance, making it suitable for both OEM and replacement applications in commercial and residential HVAC systems.
With its proven track record in the field, the PMJ400 offers maintenance professionals and system integrators a dependable solution for motor starting requirements, backed by Packard's reputation for quality electrical components.
Specifications
- Capacitance
- 400-480 MFD
- Voltage Rating
- 110-125 VAC
- Type
- Electrolytic Motor Start
- Construction
- Plastic Case
- Temperature Range
- -40°F to 185°F (approximately)
- Tolerance
- ±6% (approximately)
- Country of Origin
- United States
- UPC
- 840899105758
- Mounting
- Threaded Stud (verify)
- Dimensions
- Verify with manufacturer
Key features
- 400-480 MFD capacitance rating for high starting torque
- 110-125 VAC voltage rating for standard applications
- Durable plastic construction for longevity
- UL listed for safety compliance
- Compact design for easy installation
- Made in USA for quality assurance
Part number breakdown
PMJ400 Breakdown:
PMJ = Packard Motor start capacitor, plastic construction series
400 = Nominal capacitance rating of 400 microfarads
This part number indicates a motor start capacitor in Packard's plastic case series with 400 MFD rating
Why buy from Z Power Electric
- Independent Sourcing — We source through independent channels to find parts others can't.
- Quality Assurance — Every part is inspected and verified before shipping.
- Fast Response — 24-hour quote turnaround on most requests.
- Global Reach — Serving maintenance teams and procurement managers worldwide.
Not what you're looking for? We source alternates, discontinued parts, and backordered inventory for urgent maintenance needs.
Request a quoteQuestions about this part
Where can I buy the Packard PMJ400?
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse. Z Power Electric is an independent MRO supplier in Calimesa, California — we buy outside authorized distribution, which is why we can quote parts that a standard distributor shows as unavailable.
Is the Packard PMJ400 discontinued or obsolete?
Manufacturer lifecycle status changes by part number and region, so we confirm it per quote rather than publishing a claim that may be out of date. Either way it does not change what we do: we source discontinued, obsolete, and backordered parts as a matter of course, and the quote states whether we located the original or are proposing an equivalent.
How long does it take to get a quote on the Packard PMJ400?
We respond to every sourcing request within 24 hours, and the quote states a confirmed ship date rather than an estimate. Mark the request urgent if the part is holding up a line.
Is Z Power Electric an authorized Packard distributor?
No — and that is the point. Z Power Electric is an independent supplier, so we are not limited to Packard's authorized channel or its order book. We source through surplus, new-old-stock, and independent inventory, and we state the condition and source channel of every unit on the quote.
Related products
Similar inventory



