Ricoh GH2220 is a compact silicon-based industrial inkjet printhead for compatible aqueous and solvent ink printer systems.
This page is for Ricoh GH2220. It is different from Ricoh Gen4 MH2420, Gen5 MH5420 / MH5440 and TH5241 / Gen5i.
| Official model | RICOH GH2220 |
| Method | Piston pusher with metallic diaphragm plate |
| Print width | 32.4 mm / 1.28 inches |
| Number of nozzles | 384 |
| Nozzle spacing | 1/150 inch / 0.1693 mm per row |
| Row distance | 0.931 mm |
| Compatible ink | Aqueous, Solvent |
| Dimensions | 61.8(W) x 23.3(D) x 40.5(H) mm |
| Weight | 38 g |
| Max color inks | 2 colors |
| Temperature control | No heater or thermistor |
| Life | 30 billion actuations per nozzle under Ricoh test conditions |
| Jetting frequency | Binary: 30 kHz; grey-scale: 24 kHz |
| Drop volume | Binary: 3-5 pl; grey-scale: 21 +/- 2 pl |
| Viscosity range | 8 +/- 0.5 mPa.s at 25 C |
| Surface tension | 25 +/- 5 mN/m at 23 +/- 2 C |
| Maximum grey scale | 4 levels |
| Source note | Ricoh official GH2220 specification page |
Ricoh officially lists GH2220 compatible ink as aqueous and solvent. If a UV printer claims GH2220 compatibility, confirm the exact printer configuration and ink supplier before ordering.
Used in compatible sign graphics, textile, coding, marking and compact printer systems where GH2220 is specified.
Send the old head label and printer model before ordering. Do not assume GH2220 can replace a Ricoh MH-series printhead.
Printheads 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.
Can I choose by the name Gen5, Gen6 or Gen5i only? No. Always confirm the exact Ricoh model code on the old printhead label, such as MH5420, MH5440, MH5320, MH5340, TH5241, MH2420 or GH2220.
Can one Ricoh printhead replace another Ricoh model? Not automatically. Cable, board, firmware, waveform, ink path, ink port and printer settings may differ.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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