| Print technology | 
|---|
| Print resolution black | 1200 x 1200 DPI | 
| Print resolution colour | 1200 x 1200 DPI | 
| HP Dynamic security | Yes | 
| Duplex printing mode | Auto | 
| Number of print cartridges | 4 | 
| Print technology | Laser | 
| Recommended duty cycle | 2000 - 10000 pages per month | 
| Printing colours | Black, Cyan, Magenta, Yellow | 
| Maximum duty cycle | 80000 pages per month | 
| Duplex printing | Yes | 
| Maximum resolution | 1200 x 1200 DPI | 
| Colour | Yes | 
| Replacement cartridges | HP 212A Black Original LaserJet Toner Cartridge (5,500 pages) W2120A; HP 212A Cyan Original LaserJet Toner Cartridge (4,500 pages) W2121A; HP 212A Magenta Original LaserJet Toner Cartridge (4,500 pages) W2123A; HP 212A Yellow Original LaserJet Toner Cartridge (4,500 pages) W2122A; HP 212X High Yield Black Original LaserJet Toner Cartridge (13,000 pages) W2120X; HP 212X High Yield Cyan Original LaserJet Toner Cartridge (10,000 pages) W2121X; HP 212X High Yield Magenta Original LaserJet Toner Cartridge (10,000 pages) W2123X; HP 212X High Yield Yellow Original LaserJet Toner Cartridge (10,000 pages) W2122X | 
| Printer fonts | PostScript, Scalable, TrueType, Windows | 
| Input capacity | 
|---|
| Maximum input capacity | 2300 sheets | 
| Multi-Purpose tray input capacity | 100 sheets | 
| Output capacity | 
|---|
| Maximum output capacity | 250 sheets | 
| Print quality | 
|---|
| Print technology | Laser | 
| Recommended duty cycle | 2000 - 10000 pages per month | 
| Maximum duty cycle | 80000 pages per month | 
| Duplex printing | Yes | 
| Maximum resolution | 1200 x 1200 DPI | 
| Colour | Yes | 
| Performance | 
|---|
| Certification | CISPR 22:2008 (International) Class A, CISPR 32:2012 (International)/ EN 55032:2012, CISPR 35:2016 (International)/ EN 55035:2017, EN 55024:2010 +A1:2015, EN 61000-3-2:2014, EN 61000-3-3:2013, FCC CFR 47 Part 15 Class A, ICES-003, Issue 6 Class A.  Other EMC approvals as required by individual countries. | 
| Windows operating systems supported | Windows 7 Ultimate, Windows 10, Windows 8.1 | 
| Mac operating systems supported | Mac OS X 10.15 Catalina, Mac OS X 10.14 Mojave, Mac OS X 10.13 High Sierra | 
| Other operating systems supported | Android, iOS | 
| Built-in processor | Yes | 
| Internal storage capacity | 500 GB | 
| Processor frequency | 1200 MHz | 
| Memory slots | 1 | 
| Maximum internal memory | 2048 MB | 
| Internal memory | 1024 MB | 
| Storage media | HDD | 
| Sound pressure level (printing) | 51 dB | 
| Sound power level (printing) | 6.3 dB | 
| Memory | 
|---|
| Memory slots | 1 | 
| Maximum internal memory | 2048 MB | 
| Internal memory | 1024 MB | 
| Processor | 
|---|
| Built-in processor | Yes | 
| Processor frequency | 1200 MHz | 
| Software | 
|---|
| Windows operating systems supported | Windows 7 Ultimate, Windows 10, Windows 8.1 | 
| Mac operating systems supported | Mac OS X 10.15 Catalina, Mac OS X 10.14 Mojave, Mac OS X 10.13 High Sierra | 
| Other operating systems supported | Android, iOS | 
| Packaging data | 
|---|
| Products per pallet | 6 pc(s) | 
| Package depth | 600 mm | 
| Package width | 750 mm | 
| Package height | 598 mm | 
| Package weight | 39.6 kg | 
| Included cartridge capacity (CMY) | 3500 pages | 
| Included cartridge capacity (black) | 5500 pages | 
| Cartridge(s) included | Yes | 
| Cables included | AC | 
| Printing | 
|---|
| Print resolution black | 1200 x 1200 DPI | 
| Print resolution colour | 1200 x 1200 DPI | 
| Duplex printing mode | Auto | 
| Secure printing | Yes | 
| Print technology | Laser | 
| Print speed (colour, normal quality, A4/US Letter) | 38 ppm | 
| Warm-up time | 176 s | 
| Time to first page (black, normal) | 6.7 s | 
| Time to first page (colour, normal) | 7.6 s | 
| Watermark printing | Yes | 
| Print speed (black, normal quality, A4/US Letter) | 38 ppm | 
| Duplex printing | Yes | 
| Maximum resolution | 1200 x 1200 DPI | 
| Colour | Yes | 
| Operational conditions | 
|---|
| Recommended humidity operating range | 30 - 70% | 
| Operating relative humidity (H-H) | 10 - 80% | 
| Storage temperature (T-T) | -20 - 40 °C | 
| Operating temperature (T-T) | 10 - 32 °C | 
| Certificates | 
|---|
| Certification | CISPR 22:2008 (International) Class A, CISPR 32:2012 (International)/ EN 55032:2012, CISPR 35:2016 (International)/ EN 55035:2017, EN 55024:2010 +A1:2015, EN 61000-3-2:2014, EN 61000-3-3:2013, FCC CFR 47 Part 15 Class A, ICES-003, Issue 6 Class A.  Other EMC approvals as required by individual countries. | 
| Features | 
|---|
| Duplex printing mode | Auto | 
| Print technology | Laser | 
| Duplex printing | Yes | 
| Colour | Yes | 
| Control type | Touch | 
| Number of print cartridges | 4 | 
| Recommended duty cycle | 2000 - 10000 pages per month | 
| Printing colours | Black, Cyan, Magenta, Yellow | 
| Maximum duty cycle | 80000 pages per month | 
| Country of origin | China, Japan, Mexico | 
| Replacement cartridges | HP 212A Black Original LaserJet Toner Cartridge (5,500 pages) W2120A; HP 212A Cyan Original LaserJet Toner Cartridge (4,500 pages) W2121A; HP 212A Magenta Original LaserJet Toner Cartridge (4,500 pages) W2123A; HP 212A Yellow Original LaserJet Toner Cartridge (4,500 pages) W2122A; HP 212X High Yield Black Original LaserJet Toner Cartridge (13,000 pages) W2120X; HP 212X High Yield Cyan Original LaserJet Toner Cartridge (10,000 pages) W2121X; HP 212X High Yield Magenta Original LaserJet Toner Cartridge (10,000 pages) W2123X; HP 212X High Yield Yellow Original LaserJet Toner Cartridge (10,000 pages) W2122X | 
| HP segment | Business | 
| Printer fonts | PostScript, Scalable, TrueType, Windows | 
| Page description languages | PCL 5c, PCL 6, PDF 1.7, PostScript 3 | 
| Input & output capacity | 
|---|
| Total number of input trays | 3 | 
| Total input capacity | 2300 sheets | 
| Total output capacity | 250 sheets | 
| Maximum output capacity | 250 sheets | 
| Maximum input capacity | 2300 sheets | 
| Multi-Purpose tray input capacity | 100 sheets | 
| Paper tray 1 input capacity | 100 sheets | 
| Paper tray 2 input capacity | 550 sheets | 
| Multi-Purpose tray | Yes | 
| Maximum number of input trays | 5 | 
| Paper handling | 
|---|
| Photo paper sizes | 10x15 cm | 
| Maximum ISO A-series paper size | A4 | 
| Maximum print size | 216 x 356 mm | 
| ISO A-series sizes (A0...A9) | A4, A5, A6 | 
| ISO B-series sizes (B0...B9) | B5 | 
| ISO C-series sizes (C0...C9) | C5, C6 | 
| Non-ISO print media sizes | 16K | 
| JIS B-series sizes (B0...B9) | B5, B6 | 
| Envelopes sizes | B5, C5, C6, DL | 
| Custom media width | 76 - 216 mm | 
| Custom media length | 127 - 356 mm | 
| Paper tray media types | Bond paper, Card stock, Envelopes, Glossy paper, Heavy paper, Labels, Letterhead, Plain paper, Recycled paper, Rough paper, Thick paper, Transparencies | 
| Paper tray media weight | 60 - 220 g/m² | 
| Ports & interfaces | 
|---|
| USB port | Yes | 
| USB 2.0 ports quantity | 3 | 
| Direct printing | Yes | 
| System requirements | 
|---|
| Recommended system requirements | 2 GB available hard disk space, Internet connection, or USB port, Internet browser. | 
| Windows operating systems supported | Windows 7 Ultimate, Windows 10, Windows 8.1 | 
| Mac operating systems supported | Mac OS X 10.15 Catalina, Mac OS X 10.14 Mojave, Mac OS X 10.13 High Sierra | 
| Other operating systems supported | Android, iOS | 
| Network | 
|---|
| Wi-Fi Direct | Yes | 
| Mobile printing technologies | Apple AirPrint, HP ePrint, Mopria Print Service | 
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) | 
| Security algorithms | EAP-PEAP, EAP-TLS, FIPS 140, HTTPS, IPSec, SNMPv3, SSL/TLS | 
| Cabling technology | 10/100/1000Base-T(X) | 
| Wi-Fi | Yes | 
| Ethernet LAN | Yes | 
| Ethernet LAN data rates | 10,100,1000 Mbit/s | 
| Design | 
|---|
| Colour display | Yes | 
| Built-in display | Yes | 
| Display diagonal | 10.9 cm (4.3") | 
| Display | CGD | 
| Country of origin | China, Japan, Mexico | 
| Certification | CISPR 22:2008 (International) Class A, CISPR 32:2012 (International)/ EN 55032:2012, CISPR 35:2016 (International)/ EN 55035:2017, EN 55024:2010 +A1:2015, EN 61000-3-2:2014, EN 61000-3-3:2013, FCC CFR 47 Part 15 Class A, ICES-003, Issue 6 Class A.  Other EMC approvals as required by individual countries. | 
| Control type | Touch | 
| Market positioning | Business | 
| Technical details | 
|---|
| Built-in display | Yes | 
| Display diagonal | 10.9 cm (4.3") | 
| Internal storage capacity | 500 GB | 
| Secure printing | Yes | 
| Display | CGD | 
| Watermark printing | Yes | 
| Country of origin | China, Japan, Mexico | 
| Cabling technology | 10/100/1000Base-T(X) | 
| Layers per pallet | 3 pc(s) | 
| Energy Star Typical Electricity Consumption (TEC) | 0.464 kWh/week | 
| Cartridge(s) included | Yes | 
| Power consumption (printing) | 622 W | 
| Acoustic pressure emissions bystander (ready) | 34 dB | 
| Acoustic power emissions (ready) | 47 dB | 
| Sustainable technologies and materials | Mercury free | 
| Sustainability compliance | Yes | 
| Sustainability certificates | Blue Angel | 
| Doesn't contain | Mercury | 
| Master (outer) cases per pallet layer | 2 pc(s) | 
| Harmonized System (HS) code | 84433210 | 
| Total carbon footprint (kg of CO2e) | 480 | 
| General Product Safety Regulation (GPSR) URL | https://support.hp.com/gb-en/product/setup-user-guides/hp-color-laserjet-enterprise-m555-printer-series/model/32885688?sku=7ZU79A ; https://h10032.www1.hp.com/ctg/Manual/c06639460.pdf | 
| HP GTIN (EAN/UPC) | 194850414077, 194850414084, 194850414114, 194850414138, 194850414145, 194850414152 | 
| HP GTIN (EAN/UPC) with options | (ABT) 194850414077; (ABY) 194850414084; (ACQ) 194850414114; (B13) 194850414138; (B19) 194850414145; (BAZ) 194850414152 | 
| Power | 
|---|
| Power consumption (ready) | 31.3 W | 
| Power consumption (PowerSave) | 0.06 W | 
| Power consumption (off) | 0.06 W | 
| Energy Star Typical Electricity Consumption (TEC) | 0.464 kWh/week | 
| Power consumption (printing) | 622 W | 
| AC input voltage | 100 - 240 V | 
| AC input frequency | 50/60 Hz | 
| Sustainability | 
|---|
| Sustainable technologies and materials | Mercury free | 
| Sustainability compliance | Yes | 
| Sustainability certificates | Blue Angel | 
| Doesn't contain | Mercury | 
| Carbon footprint | 
|---|
| Total carbon footprint (kg of CO2e) | 480 | 
| Carbon emissions, manufacturing (kg of CO2e) | 339 | 
| Carbon emissions, logistics (kg of CO2e) | 28 | 
| Carbon emissions, end-of-life (kg of CO2e) | 15 | 
| Total carbon emissions, w/o use phase (kg of CO2e) | 89 | 
| Weight & dimensions | 
|---|
| Pallet gross weight | 334 kg | 
| Package depth | 600 mm | 
| Width | 458 mm | 
| Weight | 33.4 kg | 
| Package width | 750 mm | 
| Package height | 598 mm | 
| Height | 513 mm | 
| Depth | 479 mm | 
| Package weight | 39.6 kg | 
| Pallet dimensions (W x D x H) | 1200 x 800 x 1944 mm | 
| Packaging content | 
|---|
| Included cartridge capacity (CMY) | 3500 pages | 
| Included cartridge capacity (black) | 5500 pages | 
| Cartridge(s) included | Yes | 
| Cables included | AC | 
| Brand-specific features | 
|---|
| HP Dynamic security | Yes | 
| HP Auto-On/Auto-Off | Yes | 
| HP segment | Business | 
| HP GTIN (EAN/UPC) | 194850414077, 194850414084, 194850414114, 194850414138, 194850414145, 194850414152 | 
| HP GTIN (EAN/UPC) with options | (ABT) 194850414077; (ABY) 194850414084; (ACQ) 194850414114; (B13) 194850414138; (B19) 194850414145; (BAZ) 194850414152 | 
| Logistics data | 
|---|
| Pallet gross weight | 334 kg | 
| Products per pallet | 6 pc(s) | 
| Layers per pallet | 3 pc(s) | 
| Harmonized System (HS) code | 84433210 | 
| Other features | 
|---|
| Internal storage capacity | 500 GB | 
| Secure printing | Yes | 
| Watermark printing | Yes | 
| Country of origin | China, Japan, Mexico | 
| Cabling technology | 10/100/1000Base-T(X) | 
| Recommended system requirements | 2 GB available hard disk space, Internet connection, or USB port, Internet browser. | 
| Recommended humidity operating range | 30 - 70% | 
| Products per pallet | 6 pc(s) | 
| Layers per pallet | 3 pc(s) | 
| Energy Star Typical Electricity Consumption (TEC) | 0.464 kWh/week | 
| Cartridge(s) included | Yes | 
| Power consumption (printing) | 622 W | 
| Acoustic pressure emissions bystander (ready) | 34 dB | 
| Acoustic power emissions (ready) | 47 dB | 
| Manufacturer warranty | One-year, next-business day, onsite warranty. Warranty and support options vary by product, country and local legal requirements. |