Alternative to CN503A-PU: Better-Value Equivalents in Stock
Comparing the CN503A-PU (CN503A-PU - HP Print Unit / Engine - PhotoSmart Premium E C310A Series) against alternatives? Pro Disk Network stocks 12 similar HP parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the CN503A-PU
| SKU | CN503A-PU |
|---|---|
| Product | CN503A-PU - HP Print Unit / Engine - PhotoSmart Premium E C310A Series |
| Stock status | In Stock |
| Detail page | View CN503A-PU › |
Alternatives to CN503A-PU
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
0957-2271 - HP Power Adapterand Cord - PhotoSmart Premium E C310A Series / PhotoSmart Plus E B210A Series
SKU: 0957-2271
Price: $143.39
0957-2230 - HP 50-Watts AC Adapter Unit for Photosmart C309 Digital Camera/ Photosmart C5300 All-in-one Printer.
SKU: 0957-2230
Price: $114.33
C4118A - HP LaserJet 4000 Laser Printer Monochrome Plain Paper Print Desktop 17 ppm Mono Print 600 sheets Input Manual Duplex Print
SKU: C4118A
Price: $418.95
HP C8963A#B1H DeskJet 6000 6540 Inkjet Printer Color Photo Print Desktop 30 ppm Mono / 20 ppm Color Print 150 sheets Input Manual Duplex Print USB
SKU: C8963A-B1H
Price: $552.26
C8965A - HP DeskJet 6540DT Inkjet Printer Color Photo Print Desktop 30 ppm Mono / 20 ppm Color Print 400 sheets Input Automatic Duplex Print USB
SKU: C8965A
Price: $849.16
0957-2178 - HP AC Adapter 32V 940mA for OfficeJet/ PhotoSmart/ PhotoSmart All-in-One/ HP OfficeJet Series All-in-One Printers
SKU: 0957-2178
Price: $128.95
C8897A - HP 128MB SD Flash Memory Card for Photosmart 320 Digital Camera/ Photosmart 320v Digital Camera.
SKU: C8897A
Price: $83.88
L1813A - HP 256MB SD Flash Memory Card for Photosmart M305 Photosmart M305v Digital Camera
SKU: L1813A
Price: $83.88
441600-001 - HP Universal Power Adapter for Photosmart R837 / Photosmart R837 Digital Camera
SKU: 441600-001
Price: $93.59
CN503-60002 - HP Control Panel Touch Screen - PhotoSmart Premium E C310A Series
SKU: CN503-60002
Price: $116.13
CG711-60051 - HP Output Assembly - Duplex - PhotoSmart Premium E C310A Series
SKU: CG711-60051
Price: $157.07
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.