US
HP

HP LaserJet Pro 4001n Monochrome Laser Printer

  • 42 pages per minute rated, black and white
  • 1200 x 1200 dpi print resolution
  • 350 sheets maximum, 1 tray
  • 6.1 second first page
  • Manual duplex only
  • Ethernet and USB connections
  • HP 148A and 148X toner cartridges
  • 495 watts, 14.1 x 15 x 8.5 inches

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A fast mono laser for an office that prints over Ethernet or USB and does not need automatic duplex. Its listing disagrees about speed and gives almost no description.

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ASIN: B0B2F4P786Model: 4001nCategory: Laser Printers

Overview

HP builds the LaserJet Pro 4001n as a network-ready black and white printer with a single tray and an LCD for local settings. Duplex printing is manual, and connections are Ethernet and USB.

Speed and a choice of toner sizes suit a team that prints documents all day. The limits are manual two-sided printing and a listing that quotes two speed figures with almost no description.

Who it's for

Small teams printing letters and forms on a network will find the speed and toner choices useful. Buyers who want automatic two-sided pages or a multifunction unit should look at a related model with duplex or an all-in-one.

Pros and cons

Pros
  • Fast black and white output
  • Ethernet and USB connections
  • Three toner cartridge options listed
  • Fast first page out
Cons
  • Duplex is manual
  • Speed figures conflict in the listing
  • Print only, no scan or copy

Performance notes

The laser engine sets the page rate, and the first page comes out quickly after a job is sent. Manual duplex means the user reloads pages for the second side. Higher-yield cartridges cut how often toner has to be swapped.

Specifications

BrandHP
Model4001n
Dimensions & fit
Item Dimensions D x W x H14.1 x 15 x 8.5 inches
Maximum Media Size8.5 x 14 inch
Capacity & performance
Printer Output TypeMonochrome
Maximum Sheet Capacity350 sheets
Wattage495 watts
Compatibility & installation
Printer Connectivity TypeEthernet, USB
Compatible DevicesLaptops, PC, smartphones, tablets
Compatible CartridgeHP 148A (~2,900 pages), HP 148X (~9,500 pages), HP W1020XC (~10,000 pages)
Warranty & support
Warranty Description1 year
Other details
Resolution1200 x 1200 dpi
Additional Printer FunctionsPrint only
DuplexManual
Printer TypeLaser
Number of Trays1
Display TypeLCD
First page out6.1 seconds
Print mediaEnvelopes, labels, plain paper
BW Pages per Minute42 pages per minute (spec table also shows 63)

Frequently asked questions

Which toner cartridges work in the HP LaserJet Pro 4001n?

The listing names HP 148A (W1480A, about 2,900 pages), HP 148X (W1480X, about 9,500 pages) and HP W1020XC high yield contract cartridges (about 10,000 pages).

Does the HP 4001n print on both sides automatically?

No. Duplex is listed as manual, so the second side needs pages reloaded by hand.

Does the HP 4001n print wirelessly?

No wireless connection is listed. The connections given are Ethernet and USB.