{"product_id":"reference-roland-ink-pump-for-ej640","title":"Original Roland Ink Pump for EJ640","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 16px; line-height: 1.6;\"\u003e \u003ch2 style=\"font-size:18px; font-weight:bold; margin-bottom:10px;\"\u003eRoland Ink Pump for EJ640\u003c\/h2\u003e \u003cp\u003eThe Roland Ink Pump for EJ640 is built with precision engineering to ensure long-lasting performance and superior ink flow stability. Certified by Roland, it provides maximum compatibility and reliability for high-volume and professional printing needs.\u003c\/p\u003e \u003ch3 style=\"font-size:17px; font-weight:bold; margin-top:15px;\"\u003eFeatures:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMade with corrosion-resistant alloy for extended life\u003c\/li\u003e \u003cli\u003ePrecision-engineered for consistent ink flow\u003c\/li\u003e \u003cli\u003eManufacturer-certified quality and performance\u003c\/li\u003e \u003cli\u003eIdeal for industrial and commercial printing environments\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"font-size:17px; font-weight:bold; margin-top:15px;\"\u003eCompatibility:\u003c\/h3\u003e \u003cp\u003eRoland EJ640 series printers\u003c\/p\u003e \u003ch3 style=\"font-size:17px; font-weight:bold; margin-top:15px;\"\u003eComparison with Compatible Pump:\u003c\/h3\u003e \u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"border-collapse:collapse; width:100%; text-align:left;\"\u003e \u003ctr style=\"background:#f2f2f2;\"\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003cth\u003eInk Pump\u003c\/th\u003e \u003cth\u003eCompatible Ink Pump\u003c\/th\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaterial\u003c\/td\u003e \u003ctd\u003eCorrosion-resistant alloy\u003c\/td\u003e \u003ctd\u003eStandard solvent-resistant plastic\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDurability\u003c\/td\u003e \u003ctd\u003e10,000+ operational hours\u003c\/td\u003e \u003ctd\u003e5,000 - 8,000 operational hours\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInk Flow\u003c\/td\u003e \u003ctd\u003eOptimized for high-volume printing\u003c\/td\u003e \u003ctd\u003eStable for standard print runs\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003ePrice\u003c\/td\u003e \u003ctd\u003eHigher investment, premium quality\u003c\/td\u003e \u003ctd\u003eMore budget-friendly\u003c\/td\u003e \u003c\/tr\u003e \u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eInstalled Position \u0026amp; Function\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThis pump is typically used in the printer maintenance system for suction, circulation, or waste-ink transfer depending on machine design.\u003c\/li\u003e \u003cli\u003eIt is generally installed between the maintenance station, tubing assembly, and waste or cleaning path.\u003c\/li\u003e \u003cli\u003eStable pump performance helps support cleaning cycles, consistent ink flow, and daily printer reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRecommended Use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReferenced machine models: EJ640.\u003c\/li\u003e \u003cli\u003eSuitable for solvent printing environments when the connector layout and tubing size match the reference pump.\u003c\/li\u003e \u003cli\u003eRecommended when suction becomes weak, cleaning cycles become unstable, waste-ink discharge slows down, or the reference pump becomes noisy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuying Notes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCompare pump voltage, tube size, connector position, and mounting method with the model-reference part.\u003c\/li\u003e \u003cli\u003eIf your printer has multiple revisions, match the manufacturer part number and maintenance-station layout before ordering.\u003c\/li\u003e \u003cli\u003eFor preventive maintenance, buyers often replace the pump together with cap tops, tubes, or wipers when the maintenance system shows wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTypical Failure Symptoms\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eWeak suction during cleaning cycles, unstable priming, or slow waste-ink discharge from the maintenance station.\u003c\/li\u003e \u003cli\u003eUnusual pump noise, inconsistent cleaning results, or repeated nozzle dropouts after normal maintenance.\u003c\/li\u003e \u003cli\u003eInk residue around tubes or a maintenance station that no longer pulls ink smoothly during service cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment Checklist\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReferenced machine models: EJ640.\u003c\/li\u003e \u003cli\u003eMatch voltage, connector style, tube count, tube direction, bracket position, and overall body dimensions with the reference pump.\u003c\/li\u003e \u003cli\u003eIf your printer has multiple pump revisions, compare the old part directly and confirm the manufacturer reference before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eService Pairing Suggestions\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBuyers often inspect cap tops, waste tubes, dampers, and wipers at the same time when replacing a pump.\u003c\/li\u003e \u003cli\u003eIf the machine has been standing idle for a long time, check whether the tubing and capping station also need service.\u003c\/li\u003e \u003cli\u003eUse this part in a solvent workflow only when the fluid path and sealing arrangement match the reference system.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UV INK PRO","offers":[{"title":"Original","offer_id":44273965006934,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true},{"title":"Compatible","offer_id":44273965039702,"sku":null,"price":19.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/3782\/5878\/files\/Roland-Ink-Pump-for-EJ640-1_6ba5f5cd-f3c0-40ab-9792-b05dfa6c045c.webp?v=1775015332","url":"https:\/\/www.uvinkpro.com\/products\/reference-roland-ink-pump-for-ej640","provider":"UV INK PRO","version":"1.0","type":"link"}