HP LaserJet Enterprise Flow MFP M635z (7PS99A)
This HP LaserJet MFP with JetIntelligence combines exceptional performance and energy efficiency with professional-quality documents right when you need them – all while protecting your network from attacks with the industry’s deepest security.
- Functions: Print, copy, scan, fax
- Print speed: Print speed up to 65 ppm (black)
- Print quality black (best): Up to 1200 x 1200 dpi
- Automatic document feeder capacity: Standard, 150 sheets

The world’s most secure printing 2
Only HP Enterprise MFPs repair themselves from attacks in real time while offering outstanding manageability. Automatically monitor threats, detect intrusions, and validate operating software while centrally managing your fleet with ease.
High-speed performance meets energy efficiency
With speeds of up to 65 pages per minute, fast first page out, and a variety of paper-handling options, you get confidence that your employees can speed through their tasks without interruption.
Performance and protection you can count on
Help protect your printer using Original HP Toner cartridges with JetIntelligence.
Give workgroups the speed they need
Accelerate workflow, improve accuracy, and easily connect people throughout your organisation. Complete high-volume scan jobs super-fast – up to 180 ipm – and avoid extra steps with a Flow MFP designed for maximum productivity.
Tech specs
- Connectivity, standard:
1 Hi-Speed Device USB 2.0; 2 Host USB (1 walk-up and 1 external accessible); 1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket; 1 Fax
- Mobile printing capability:
HP ePrint; Apple AirPrint™; Mopria™ Certified; Google Cloud Print™
- Duty cycle (monthly, A4):
Up to 300,000 pages
- Paper handling input, standard:
100 sheet multipurpose feeder, 550 sheet input feeder, 150 sheet automatic document feeder, 2000 sheet feeder high capacity input with 1 x 550 sheet paper feeder
Accessories
Warranty & Support
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Print, copy, scan, fax (optional)
Print speed up to 40 ppm; Print speed up to 50 ppm (with 8EP60AAE); Print speed up to 60 ppm (with 8EP61AAE); Print speed up to 70 ppm (with 8EP62AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 40 ppm; Print speed up to 50 ppm (with 8EP60AAE); Print speed up to 60 ppm (with 8EP61AAE); Print speed up to 70 ppm (with 8EP62AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 50 ppm; Print speed up to 60 ppm (with 8EP63AAE); Print speed up to 70 ppm (with 8EP64AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 50 ppm; Print speed up to 60 ppm (with 8EP63AAE); Print speed up to 70 ppm (with 8EP64AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 40 ppm; Print speed up to 50 ppm (with 8EP60AAE); Print speed up to 60 ppm (with 8EP61AAE); Print speed up to 70 ppm (with 8EP62AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 40 ppm; Print speed up to 50 ppm (with 8EP60AAE); Print speed up to 60 ppm (with 8EP61AAE); Print speed up to 70 ppm (with 8EP62AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 25 ppm; Print speed up to 30 ppm (with 8EP56AAE); Print speed up to 35 ppm (with 8EP57AAE)
4 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 25 ppm; Print speed up to 30 ppm (with 8EP56AAE); Print speed up to 35 ppm (with 8EP57AAE)
4 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 25 ppm; Print speed up to 30 ppm (with 8EP56AAE); Print speed up to 35 ppm (with 8EP57AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000TX network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 25 ppm; Print speed up to 30 ppm (with 8EP56AAE); Print speed up to 35 ppm (with 8EP57AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000TX network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 50 ppm; Print speed up to 60 ppm (with 8EP63AAE); Print speed up to 70 ppm (with 8EP64AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 50 ppm; Print speed up to 60 ppm (with 8EP63AAE); Print speed up to 70 ppm (with 8EP64AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan, fax (optional)
Print speed up to 30 ppm; Print speed up to 35 ppm (with 8EP58AAE); Print speed up to 40 ppm (with 8EP59AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Print, copy, scan, fax (optional)
Print speed up to 30 ppm; Print speed up to 35 ppm (with 8EP58AAE); Print speed up to 40 ppm (with 8EP59AAE)
3 100-sheet multi-purpose tray, 2 x 520-sheet input tray
1 Gigabit Ethernet 10/100/1000T network; 1 Hardware Integration Pocket 2nd generation (HIP2); 1 Hi-Speed USB 2.0 (host); 1 SuperSpeed USB 3.0 (device); 1 SuperSpeed USB 3.0 (host)
Mobile printing capability: Apple AirPrint™; Mopria™ Certified; Wi-Fi® Direct Printing; NFC Touch-to-print (optional); PrinterOn Print
Print, copy, scan
Print speed up to 22 ppm (black) and 18 ppm (color)
250-sheet input tray, 250-sheet plain paper tray,
1 Ethernet; 1 Hi-Speed USB 2.0 (device); 1 Hi-Speed USB 2.0 (host); 1 Wi-Fi 802.11 a/b/g/n/ac (dual band)
Print, copy, scan
Print speed up to 22 ppm (black) and 18 ppm (color)
250-sheet input tray, 250-sheet plain paper tray,
1 Ethernet; 1 Hi-Speed USB 2.0 (device); 1 Hi-Speed USB 2.0 (host); 1 Wi-Fi 802.11 a/b/g/n/ac (dual band)
Mobile printing capability: Chrome OS; HP Smart app; Apple AirPrint™; Mobile Apps; Wi-Fi® Direct Printing; Mopria™ Certified
5
Footnotes and disclaimers
Product features may vary to those shown in images/videos.
- 1. Power requirements are based on the country/region where the printer is sold. Do not convert operating voltages. This will damage the printer and void the product warranty. Power consumption values typically based on measurement of 115V device.
- 2. HP’s most advanced embedded security features are available on HP Enterprise and HP Managed devices with HP FutureSmart firmware 4.5 or above. Claim based on HP review of 2019 published features of competitive in-class printers. Only HP offers a combination of security features to automatically detect, stop, and recover from attacks with a self-healing reboot, in alignment with NIST SP 800-193 guidelines for device cyber resiliency. For a list of compatible products, visit: http://www.hp.com/go/PrintersThatProtect. For more information, visit: http://www.hp.com/go/PrinterSecurityClaims.
- 3. Measured using ISO/IEC 24734, excludes first set of test documents. For more information see http://www.hp.com/go/printerclaims. Exact speed varies depending on the system configuration, software application, driver, and document complexity.
- 4. Measured using ISO/IEC 24734, excludes first set of test documents. For more information see https://www.hp.com/go/printerclaims. Exact speed varies depending on the system configuration, software application, driver, and document complexity.
- 5. Wireless operations are compatible with 2.4 GHz operations only. App or software account registration may also be required. Some features require purchase of an optional accessory. Learn more at http://www.hp.com/go/mobileprinting
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