HP DeskJet 3940 FilterLoading... Suitable accessories for the HP DeskJet 3940 printer. Original HP 21 black ink cartridge (C9351AE)colourTape Width Size colour: Page number:~190 pagesPage price:12.8 p / page£24.23VAT incl., plus shipping costs directly from stock add to basket directly from stock add to basket directly from stock add to basket Price / performance winner compatible with HP 21 black Prindo Classic black ink cartridgecolourTape Width Size colour: Page number:~190 pagesPage price:4.3 p / page£8.21VAT incl., plus shipping costs directly from stock add to basket directly from stock add to basket Best price compatible with HP 21+22 Prindo Basic multipack black / more colourscolourTape Width Size colour: £22.32-23%£17.15VAT incl., plus shipping costs directly from stock add to basket Original HP Ink cartridge for the HP DeskJet 3940 printer. HP 21 black ink cartridge (C9351AE)colourTape Width Size:Standard colour: Page number:~190 pagesPage price:12.8 p / page£24.23VAT incl., plus shipping costs directly from stock add to basket HP 22 more colours ink cartridge (C9352AE)colourTape Width Size:Standard colour: Page number:~165 pagesPage price:20.4 p / page£33.64VAT incl., plus shipping costs directly from stock add to basket HP 21+22 multipack black / more colours (SD367AE MCVP)colourTape Width Size:Standard colour: £57.87-6%£54.37VAT incl., plus shipping costs directly from stock add to basket Our price / performance winners Compatible Prindo Classic Ink cartridge for the HP DeskJet 3940 printer.✅ Level indicator ✅ More printing performance ✅ 5-year warranty ✅ No loss of warranty for your printer compatible with HP 21 black Prindo Classic black ink cartridgecolourTape Width Size:Standard colour: Page number:~190 pagesPage price:4.3 p / page£8.21VAT incl., plus shipping costs directly from stock add to basket compatible with HP 22 more colours Prindo Classic more colours ink cartridgecolourTape Width Size:Standard colour: Page number:~165 pagesPage price:8.6 p / page£14.11VAT incl., plus shipping costs directly from stock add to basket Our cheap alternatives Compatible Prindo Basic multipack for the HP DeskJet 3940 printer.✅ More printing performance ✅ 5-year warranty ✅ No loss of warranty for your printer compatible with HP 21+22 Prindo Basic multipack black / more colourscolourTape Width Size:Standard colour: £22.32-23%£17.15VAT incl., plus shipping costs directly from stock add to basket Alternatives of Agfa Photo Compatible Agfa Photo Ink cartridge for the HP DeskJet 3940 printer. compatible with HP 21 black Agfa Photo APHP21B black ink cartridgecolourTape Width Size:Standard colour: Page number:~480 pagesPage price:3.2 p / page£15.39VAT incl., plus shipping costs directly from stock add to basket compatible with HP 21+22 Agfa Photo 21XL+22XL multipack black / more colourscolourTape Width Size:Standard colour: £35.79VAT incl., plus shipping costs directly from stock add to basket Gross prices in bold type include VAT. Ranges are given by the manufacturer with approx. 5% coverage on DIN A4