Product details

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SKU: 3EK08A

HP DesignJet T940 36-in Printer

Print technology
Ink
Memory
128 GB (file processing)[3]

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Technical specifications

Product

UPC number 195697747335
Product type Office Printers for CAD and GIS
Subcategory Large format
UNSPSC code 43212107

Memory

Memory 128 GB (file processing)[3]

Storage

Storage temperature range -13 to 131ºF
Internal Storage 500 GB self-encrypting

Software

Software included HP Click, HP mobile, ePrint and iOS/Android support plus the HP Smart app for mobile, HP Web Jetadmin

Print

Print technology HP Thermal Inkjet
Acoustic power emissions (active, printing) ?5.9 B(A) (operating), 4.9 B(A) (idle), ?3.5 B(A) (sleep)
Print quality color (best) Up to 2400 x 1200 optimized dpi
Print speed 120 A1/hr, 19.5 sec/A1[1]
Printing path Direct printing from USB flash drive, print from network shared folder, email printing, HP Print Service for Android, HP Print for Chrome OS, HP Click, HP Smart App for iOS and Android

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Copyright notice © Copyright 2026 HP Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

Paper handling

Media size maximum (mm) 910
Media size maximum (in) 36
Media sizes standard (metric rolls) 279 to 914 mm
Media sizes standard (sheets, rolls) 11 to 36 in
Media sizes, custom 210 x 279 to 914 x 1219 mm
Media sizes supported A4, A3, A2, A1, A0

Physical

Print Cartridge/Bottle, Color(s) Cyan, magenta, yellow, photo black, matte black, gray
Dimensions (W x D x H) 1390 x 760 x 1080 mm
Roll maximum weight 26.3 lb
Finished output handling Sheet feed, automatic front-loading roll feed, integrated output stacker, media bin, automatic horizontal cutter
Media weight, recommended 60 to 328 g/m²
Weight 181 lb

Package

Package dimensions (W x D x H) 58.1 x 30.2 x 31.5 in
Package weight 249 lb

Sustainability

Energy star certified Yes
Environmental certification ENERGY STAR, ErP, WEEE, RoHS (EU, China, Korea, India), REACH, EPEAT

Warranty and service

Manufacturer Warranty One-year limited hardware warranty
Supported Primary Applications Line drawings; Maps; Orthophotos; Presentations; Renderings

Other

What's in the box HP DesignJet T940 Printer, printer stand and media bin, spindle, printheads, introductory ink cartridges, power cords
Power consumption 100 W (printing); < 36 W (ready); < 1 W (< 10 W with embedded Digital Front End) (sleep); 0.3 W (off)
Power Input voltage (auto ranging) 100-240 V (±10%), 50/60 Hz (±3 Hz), 2 A max
Registration required No
Ink types Dye-based (C, M, Y, pK, G); pigment-based (mK)
Print Cartridges/Bottle, Number 6 (C, M, Y, G, pK, mK)
Print cartridge/bottle volume 300 ml (C, M, Y, G, pK, mK); 130 ml (C, M, Y, G, pK, mK)
Print heads 1 universal printhead
Primary applications Office documents and presentations; Engineering and construction documents; Maps
Sub brand DesignJet
Electromagnetic compatibility Compliant with Class B requirements, including: USA (FCC rules), Canada (ICES), EU (EMC Directive), Australia (ACMA), New Zealand (RSM), China (CCC), Japan (VCCI), Korea (KCC)
Safety USA and Canada (CSA certified); EU (LVD and EN 60950-1 compliant); Russia, Belarus, Khazakstan (EAC); Ukraine (UA); Singapore (PSB); China (CCC); Argentina (IRAM); Mexico (NYCE); India (BIS)
Connectivity, standard Gigabit Ethernet (1000Base-T), supporting the following standards: TCP/IP, BootP/DHCP (IPv4 only), DHCPv6, TFTP (IPv4 only), SNMP (v1, v2c, v3), Apple Bonjour Compatible, WS Discovery, Embedded Web Server (HTTP, HTTPS), IPsec, SMTP (email), Raw IP printing (9100), LPD, IPP, WS print, NTLM v2, SMBv3, SSL/TLS, 802.1X authentication (LEAP, PEAP, EAP-TLS), DFS
Network ready Standard
Acoustic pressure emissions 42 dB(A) (operating), 32 dB(A) (idle),
Non-Operating Humidity Range 0 to 90% RH
Operating humidity range 20 to 80% RH
Operating temperature range 41 to 95ºF
Country of origin China(B19); Malaysia(B19)
Why to buy Simple, efficient, quality, productive printing for demanding teams. Showcase design versatility from precise line drafts to boldly colored 3D renders. Enjoy easy job submission and confident batch printing with HP Click and real-time preview.[1]
Headline Enjoy easy job submission with HP Click and confident batch printing with real-time preview.[1] Save time—print and share documents directly from your mobile device.[2] Fits your workplace with a more compact and quieter operation than competitor.[3]
Key selling point Showcase design versatility from precise line drafts to boldly colored 3D renders, with HP Bright Office Inks.
Image legal disclaimer Product image may differ from actual product
Product logos ENERGY STAR; EPEAT; Gold IPv6 Ready; Mac; PANTONE* Digital Color; Windows 10 Compatible
Monthly printed pages Very frequently
Taxonomy Large Format Printers/ Plotters
Segment Business
Non-printable area (cut-sheet) 0.12 x 0.87 x 0.12 x 0.12 in
Non-printable area (roll media) 0.12 x 0.12 x 0.12 x 0.12 in
Functions Print
Line accuracy ±0.1%[2]
Model size 914 mm
Printer drivers included Raster drivers for Windows and macOS
Print languages HP-GL/2, HP-RTL, TIFF, JPEG, CALS G4
Theoretical minimum line width 0.0008 in
Media thickness Up to 19.7 mil
Recommended media HP Bright White Inkjet Paper (FSC® certified)[4] (recyclable)[5]; HP Coated Paper (PEFC™ certified)[4] (recyclable)[5]; HP Universal Heavyweight Coated Paper, 3-in Core (FSC® certified)[4] (recyclable)[5]; HP Everyday Matte Polypropylene, 3-in Core
Roll external diameter 5.5 in
Product Disclaimer Certain HP printers are intended to work only with cartridges that have a new or reused HP chip or electronic circuitry. These printers use dynamic security measures to block cartridges using a non-HP chip or electronic circuitry. Periodic firmware updates will maintain the effectiveness of these measures and block cartridges that previously worked. Reused HP chips and electronic circuitry enable the use of reused, remanufactured, and refilled cartridges.
Dynamic security Dynamic security enabled printer
Overview Professional quality and productive printing. Print and share documents directly from a mobile device.[2] Keep your projects organized with integrated 100-page top stacker. Print uninterrupted with 300-ft (91.4-m) media roll, 300-ml ink cartridges.
Company HPI
Code name Thalassa
Product long name Model
Product name HP DesignJet T940 36-in Printer
Short product name T940
Product classification flag Standard HP Product
Media thickness maximum (metric) Up to 0.5 mm
Media types Bond and coated paper (bond, coated, heavyweight coated, super heavyweight plus matte, colored), technical paper (natural tracing, translucent bond, vellum), film (clear, matte, polyester), photographic paper (satin, gloss, semi-gloss, matte, high-gloss), backlit, self-adhesive (two-view cling, indoor paper, polypropylene, vinyl)
Tangible flag Y
Ideal for Printing professional drawings and maps quickly, even when away from the office.
Material Type for item FERT
Notes and footnotes
  1. [1] Once image is selected, one-click printing when printing the entire file without any modifications to the print settings. Applicable to PDF, JPEG, TIFF, DWF, HP-GL/2 files.
  2. [2] The HP Smart app is available for Apple® iPad, iPhone, and iPod Touch running iOS v12.0 or later and for Android™ mobile devices running Android™ v7 (Nougat) or later. The HP Smart app is available for free from the Apple® App Store for Apple® mobile devices and from the Google Play Store for Android™ mobile devices.
  3. [3] Percentage calculations compared against Canon imagePROGRAF TM-305. 9% more compact footprint calculated using all devices in "Operation mode" with an Open Basket to enable user interaction. 37% less noise according to internal HP testing of sound pressure level during operating mode (plain paper, line drawing, Normal mode) compared to published specification of competitive printer.
  4. [1] Mechanical printing time. Printed in Fast mode with Economode on, using HP Bright White Inkjet Paper (bond) and Original HP inks.
  5. [4] Based on 4 GB RAM.
  6. [2] ±0.1% of the specified vector length or ±0.2 mm (whichever greater) at 23ºC (73ºF), 50-60% relative humidity, on A0/E HP Matte Film in Best or Normal mode with Original HP inks
  7. [3] Based on 4 GB RAM.
  8. [4] BMG trademark license code FSC®-C115319, see http://www.fsc.org. HP trademark license code FSC®-C017543, see http://www.fsc.org. BMG trademark license code PEFC™/29-31-261, see http://www.pefc.org. HP trademark license code PEFC™/29-31-198, see http://www.pefc.org. Not all FSC®- or PEFC™-certified products are available in all regions.
  9. [5] Can be recycled through commonly available recycling programs.

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