{"product_id":"ricoh-gen5-mh5420-mh5440-printhead","title":"Ricoh MH5420\/MH5440 Gen5 プリントヘッド UV、Solvent、水性インク対応","description":"\u003ch2\u003e製品概要\u003c\/h2\u003e\u003cp\u003eRicoh MH5420 \/ MH5440、commonly called Ricoh Gen5、は stainless-steel industrial inkjet printhead for compatible UV、solvent and aqueous printer systems.\u003c\/p\u003e\u003ch2\u003eモデル Identification\u003c\/h2\u003e\u003cp\u003eMH5420 is the two-color model and MH5440 is the four-color model. Confirm which model your printer requires ご注文前.\u003c\/p\u003e\u003ch2\u003e技術仕様\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOfficial model\u003c\/td\u003e\n\u003ctd\u003eRICOH MH5420 \/ MH5440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon market name\u003c\/td\u003e\n\u003ctd\u003eRicoh Gen5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003ePiston pusher with metallic diaphragm plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrint width\u003c\/td\u003e\n\u003ctd\u003e54.1 mm \/ 2.1 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of nozzles\u003c\/td\u003e\n\u003ctd\u003e1,280 (4 x 320 channels)、staggered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNozzle spacing\u003c\/td\u003e\n\u003ctd\u003e1\/150 inch \/ 0.1693 mm for 4-color printing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRow distance\u003c\/td\u003e\n\u003ctd\u003e0.55 mm; upper\/lower swath distance 11.81 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible ink\u003c\/td\u003e\n\u003ctd\u003eUV、Solvent、Aqueous、Others\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e89(W) x 69(D) x 24.51(H) mm、excluding cables and connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e155 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax color inks\u003c\/td\u003e\n\u003ctd\u003eMH5420: 2 colors; MH5440: 4 colors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 60 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature control\u003c\/td\u003e\n\u003ctd\u003eIntegrated heater and thermistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJetting frequency\u003c\/td\u003e\n\u003ctd\u003eBinary: 30 kHz; grey-scale: 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop volume\u003c\/td\u003e\n\u003ctd\u003eBinary: 7 pl; grey-scale: 7-35 pl、depending on ink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eViscosity range\u003c\/td\u003e\n\u003ctd\u003e10-12 mPa.s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface tension\u003c\/td\u003e\n\u003ctd\u003e28-35 mN\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrey-scale\u003c\/td\u003e\n\u003ctd\u003e4 levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInk ports\u003c\/td\u003e\n\u003ctd\u003eMH5420: 2 x dual ports; MH5440: 4 x dual ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSource note\u003c\/td\u003e\n\u003ctd\u003eRicoh official MH5420 \/ MH5440 specification page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eInk System Compatibility\u003c\/h2\u003e\u003cp\u003eRicoh lists MH5420 \/ MH5440 as compatible with UV、solvent、aqueous and other ink systems. Final use depends on printer waveform、ink supply、temperature and manufacturer configuration.\u003c\/p\u003e\u003ch2\u003e用途s\u003c\/h2\u003e\u003cp\u003eUsed in compatible UV flatbed、UV roll-to-roll、hybrid UV、solvent signage、label、packaging and industrial printing systems.\u003c\/p\u003e\u003ch2\u003eCompatibility Confirmation Before Ordering\u003c\/h2\u003e\u003cp\u003eSend the old printhead label、printer model、current ink type、cable photos and nozzle test ご購入前. Do not replace Gen5 with Gen6 or Gen5i unless your printer supplier confirms the conversion.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Handling Notice\u003c\/h2\u003e\u003cp\u003eプリントヘッド are precision components. Use trained technicians、antistatic handling、correct cables、clean ink path、matched waveform、stable negative pressure and proper maintenance procedure. Do not touch the nozzle plate or electrical contacts.\u003c\/p\u003e\u003ch2\u003eよくある質問\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan I choose by the name Gen5、Gen6 or Gen5i only?\u003c\/strong\u003e No. Always confirm the exact Ricoh model code on the old printhead label、such as MH5420、MH5440、MH5320、MH5340、TH5241、MH2420 or GH2220.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan one Ricoh printhead replace another Ricoh model?\u003c\/strong\u003e Not automatically. Cable、board、firmware、waveform、ink path、ink port and printer settings may differ.\u003c\/p\u003e","brand":"Ricoh","offers":[{"title":"RICOH Gen5","offer_id":44730335428794,"sku":"RICOH-GEN5-MH5420-MH5440","price":2500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/6897\/8362\/files\/RicohGen5.webp?v=1751105165","url":"https:\/\/www.icolorpro.com\/ja\/products\/ricoh-gen5-mh5420-mh5440-printhead","provider":"iColorPro Printing","version":"1.0","type":"link"}