The HP Laser 137fnw (4ZB84A) is a reliable 4-in-1 monochrome multifunction printer built for small businesses and workgroups. It combines printing, scanning, copying, and faxing in a compact, space-saving design.
With wireless connectivity, mobile printing, and efficient paper handling, it’s ideal for teams of up to 5 users with monthly volumes up to 2,000 pages.
Key Features:
4-in-1 functionality: Print, Scan, Copy, Fax
Print speed: Up to 21 ppm (black)
Print resolution: Up to 1200 × 1200 dpi
Duty cycle: Up to 10,000 pages/month
Recommended volume: 100–2,000 pages/month
Paper handling: 150-sheet input tray, 100-sheet output bin
Mobile printing: Apple AirPrint, Mopria, Google Cloud Print, Wi-Fi Direct
Connectivity: USB, Fast Ethernet, Wi-Fi 802.11 b/g/n
CIS flatbed scanner with enhanced resolution up to 4800 × 4800 dpi
Fax speed: 33.6 kbps with delay send, forwarding, and junk fax barrier
Compact design for 1–5 users
Print:
Functions: Print, Scan, Copy, Fax
Speed: Up to 21 ppm (black)
Resolution: Up to 1200 × 1200 dpi
Duplex: Manual (driver-assisted)
Duty cycle: Up to 10,000 pages/month
Recommended monthly volume: 100–2,000 pages
Cartridges: 1 (black)
Copy:
Max copies: Up to 99
Speed: Up to 21 cpm
Resolution: Up to 600 × 600 dpi
Scaling: 25–400%
Features: ID Copy, N-up, Collation, Background Adjustment
Scan:
Technology: CIS flatbed
Max size: 216 × 297 mm
Resolution: Optical up to 600 × 600 dpi, Enhanced up to 4800 × 4800 dpi
Formats: PDF, JPG, TIFF, PNG, BMP
Color scanning: Yes
Bit depth: 8-bit mono, 16-bit color
Grayscale: 256 levels
Fax:
Speed: 33.6 kbps
Features: Auto reduction, delay send, forwarding, secure receive, junk fax barrier
Memory: Built-in with backup
Modes: Black & White, Color (send only)
Paper Handling:
Input: 150 sheets
Output: 100 sheets
Envelope capacity: Up to 10
Media types: Plain, Thick, Thin, Recycled, Labels, Envelopes, Cardstock, Archive
Media sizes: A4, A5, B5, Oficio, DL/C5 Envelopes, Custom (76 × 127 mm to 216 × 356 mm)
Supported weights: 60–163 g/m²
Connectivity:
USB 2.0 Hi-Speed
Fast Ethernet 10/100 Base-TX
Built-in Wi-Fi 802.11 b/g/n
Mobile Printing: AirPrint, Mopria, Google Cloud Print, HP Mobile Apps, Wi-Fi Direct
Power & Energy:
Power consumption: 300 W (printing), 38 W (ready), 1.9 W (sleep), 0.2 W (off)
TEC: 0.876–0.924 kWh/week
ENERGY STAR: Not certified
Operating Systems:
Windows: 7, 8, 8.1, 10, Server 2008 R2, 2012, 2016
macOS: 10.12 Sierra to 10.15 Catalina
Linux and OS X supported
Dimensions & Weight:
Compact desktop footprint
Lightweight, easy to fit in small offices
Supplies:
Introductory Cartridge: Black (~500 pages)
Replacement:
HP 105A (W1105A) – Black (~1,000 pages)
HP 106A (W1106A) – Black (~1,000 pages)
HP 107A (W1107A) – Black (~1,000 pages)
Box Contents:
HP Laser 137fnw Printer
Preinstalled introductory toner cartridge
Setup and reference guides
Regulatory flyer
Power cord, USB cable, telecom cable
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.