Parts-HQ is a market leading supplier of replacement parts for a diverse range of products – from consumer electronics and appliances. Through distribution facilities strategically located throughout the world, Parts-HQ supplies new, refurbished exact and compatible alternative parts for nearly 200 top manufacturer brands. With the largest multi-vendor parts inventory in the industry, we provide access to 8+ million parts in our database, helping to ensure you get the parts you need, when you need them.

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Hewlett-Packard (HP) LaserJet 4550HDN Printer Parts

Model Number Finder

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  • Showing 263 Product(s)
RB2-1284-000CN - Sensor ROD (Actuates Rear Door Open Sensor)
$ 7.76 16032 Actuates rear door open sensor On Sale

Actuates rear door open sensor

Save $ 2.45
Was 10.21
RB1-9001-000CN - Separation Roller Access Panel
$ 3.23 15959 On Sale
Save $ 1.02
Was 4.25
RB1-8974-000CN - Separation Roller Clutch
$ 11.76 15958 Torque limiter On Sale

Torque limiter

Save $ 3.71
Was 15.47
C4082A - Sheet Paper Tray (Tray 3)
$ 144.79 14051 Holds up to 500 sheets of letter, legal, Executive, A4, JIS B5, or ISO B5 paper sizes Optional 500 Sheet Paper Tray (Tray 3) Standard on 4500DN On Sale

Holds up to 500 sheets of letter legal Executive A4 JIS B5 or ISO B5 paper sizes Optional 500 Sheet Paper Tray (Tray 3) Standard on 4500DN

Save $ 45.72
Was 190.51
RG5-5146-000CN - Side Left Plate Assembly
$ 32.17 194841 On Sale
Save $ 10.16
Was 42.33
RB2-0717-000CN - Smaller PICK-UP Roller for Tray 1
$ 2.29 16017 Snaps onto shaft On Sale

Snaps onto shaft

Save $ 0.72
Was 3.01
C4179B - Soft Gloss Color Laserjet Paper
$ 50.17 66276 A4 size (21.0cm x 29.7cm) . 200 sheets per package On Sale

A4 size (21.0cm x 29.7cm) . 200 sheets per package

Save $ 15.84
Was 66.01
Q6541A - Soft Gloss, Bright White Laserjet Paper
$ 15.76 66410 A size (8.5 x 11-inches) . 200 sheets per box On Sale

A size (8.5 x 11-inches) . 200 sheets per box

Save $ 4.98
Was 20.74
RG5-5119-000CN - Solenoid Assembly
$ 21.14 18319 SL2 Controls paper pickup roller for tray 2 (Where serial number prefix = JPHx through JPZx) On Sale

SL2 Controls paper pickup roller for tray 2 (Where serial number prefix = JPHx through JPZx)

Save $ 6.68
Was 27.82
RS5-6210-000CN - Spacer for Rotary Drive Assembly
$ 5.17 19469 Spacer for rotary drive assembly On Sale

Spacer for rotary drive assembly

Save $ 1.63
Was 6.80
RB2-0454-000CN - Spring
$ 9.75 101694 This item is part of kit C4084-67911 On Sale

This item is part of kit C4084-67911

Save $ 3.08
Was 12.83
RH7-1343-000CN - Stepper Motor (M2)
$ 16.00 18940 Stepper motor On Sale

Stepper motor

Save $ 5.05
Was 21.05
RF5-3132-000CN - T-TAB Cover
$ 31.76 17290 T-shaped plastic piece at each end of the toner carousel Cover flap for use with models having a serial number prefix of JPHx through JPZx On Sale

T-shaped plastic piece at each end of the toner carousel Cover flap for use with models having a serial number prefix of JPHx through JPZx

Save $ 10.03
Was 41.79
RS5-2739-000CN - T-TAB Spring
$ 12.59 196922 Provides tension for toner cartridge cover flap On Sale

Provides tension for toner cartridge cover flap

Save $ 3.98
Was 16.57
RS6-2255-000CN - T-TAB Spring
$ 7.76 19555 Provides tension for toner cartridge Cover flap Connects to T-tab on each end of Cover flap (two used) On Sale

Provides tension for toner cartridge Cover flap Connects to T-tab on each end of Cover flap (two used)

Save $ 2.45
Was 10.21
RF5-3137-000CN - Toner Access Door
$ 40.34 17291 Paper output bin for use with models having a serial number prefix of JPHx through JPZx On Sale

Paper output bin for use with models having a serial number prefix of JPHx through JPZx

Save $ 12.74
Was 53.08
C4084-67909 - Toner Carousel Kit (Includes Toner Flap and Four Labels)
$ 82.97 14058 Kit contains: RF5-2056-000CN - QTY:1 - COVER RS6-8514-000CN - QTY:1 - LABEL, YELLOW RS6-2255-000CN - QTY:2 - TONER, FLAP SPRING RS6-8517-000CN - QTY:1 - LABEL, BLACK RS6-8516-000CN - QTY:1 - LABEL, CYAN RB2-0964-000CN - QTY:2 - TONER, FLAP CAP RF5-3132-000CN - QTY:1 - COVER, TONER FLAP RS6-8515-000CN - QTY:1 - LABEL, MAGENTA On Sale

Kit contains: RF5-2056-000CN - QTY:1 - COVER RS6-8514-000CN - QTY:1 - LABEL YELLOW RS6-2255-000CN - QTY:2 - TONER FLAP SPRING RS6-8517-000CN - QTY:1 - LABEL BLACK RS6-8516-000CN - QTY:1 - LABEL CYAN RB2-0964-000CN - QTY:2 - TONER FLAP CAP RF5-3132-000CN - QTY:1 - COVER TONER FLAP RS6-8515-000CN - QTY:1 - LABEL MAGENTA

Save $ 26.20
Was 109.17
RG5-5502-100CN - Toner Cartridge Carousel Drive Assembly
$ 82.97 18400 Toner cartridge carousel drive assembly On Sale

Toner cartridge carousel drive assembly

Save $ 26.20
Was 109.17
RG5-5209-000CN - Toner Cartridge Carousel Drive Assembly
$ 326.32 194843 On Sale
Save $ 103.05
Was 429.37
5090-3379 - Toner Cleaning Cloth
$ 6.19 13633 Specially treated cloth for absorbing toner (1 per package) - Ideal for cleaning up toner spills On Sale

Specially treated cloth for absorbing toner (1 per package) - Ideal for cleaning up toner spills

Save $ 1.95
Was 8.14