Docan UV Printer Ricoh GEN5 MH5420 Printhead – 500mm Cable | M6 / M8 / M10 / FR3210 / FRT3116 / 1212 UV

The Ricoh GEN5 MH5420 (N221414L) is the genuine original Ricoh replacement printhead for Docan UV printers — including the Docan M6, M8, M10, FR3210, FRT3116, and 1212 UV. With 1,280 nozzles across 4 rows and 600 dpi native resolution, this industrial printhead is the standard equipment behind Docan's UV print platform, delivering the throughput and reliability that production shops running Docan machines depend on.

This is the 500mm total length version (400mm head cable) — the exact cable specification used across the current Docan UV printer lineup. Every MH5420 we sell at Digiprint USA is 100% genuine original Ricoh, backed by manufacturer warranty.

This print head is also called N221414R.

Why Docan Operators Choose Digiprint USA

• 100% genuine original Ricoh GEN5 MH5420 / N221414L — manufacturer warranty included

• 500mm total length confirmed — 400mm head cable, the correct version for current Docan UV machines

• In stock in Doral, Miami FL — same day shipping before 2PM EST, minimizing Docan production downtime

• Trusted by Docan operators across the US and Latin America for replacement printhead supply

• Technical support familiar with the Docan UV platform — not just generic Ricoh GEN5 advice

• Volume pricing available for multi-head Docan FR3210 / FRT3116 replacement orders

Compatible Docan UV Printer Models

This Ricoh GEN5 MH5420 500mm cable printhead is the correct replacement for all of the following Docan UV printers:

Docan Model	Configuration	Cable Length
Docan M6	6-head UV flatbed	500mm ✓
Docan M8	8-head UV flatbed	500mm ✓
Docan M10	10-head UV flatbed	500mm ✓
Docan FR3210	Wide-format UV roll-to-roll	500mm ✓
Docan FRT3116	UV hybrid roll-to-roll / flatbed	500mm ✓
Docan 1212 UV	Compact UV flatbed	500mm ✓

Running an older Docan model not listed above, or unsure which cable length your machine requires? Contact our technical team with your printer model and serial number — we'll confirm the correct printhead version before you order.

Technical Specifications

Specification	Detail
Model / Part number	MH5420 (N221414L)
Generation	Ricoh GEN5
Nozzles	1,280 nozzles (4 rows × 320 nozzles)
Native resolution	600 dpi
Drop size	Variable 7 to 35 picoliters (greyscale)
Max frequency	60 kHz
Max colour channels	4 colours
Ink compatibility	UV-curable, solvent
Cable length	400mm head cable / 500mm total length including connectors
Integrated heater	Yes
Condition	100% genuine original Ricoh, manufacturer warranty included

Replacing the Printhead in Your Docan UV Printer

Docan UV printers across the M-series and FR-series share the Ricoh GEN5 carriage architecture, which is why the 500mm cable variant of the MH5420 is the consistent replacement across the entire Docan lineup. Installation in Docan machines follows the standard Ricoh GEN5 swap procedure: power down the unit, allow the carriage to cool fully, disconnect the existing head's data ribbon and ink lines, purge the ink supply with compatible UV-curable or solvent ink, install the new MH5420, and run a nozzle test from the Docan control panel before resuming production. The most common avoidable failure on Docan installations is reusing old, partially-curing ink during the purge step — this leads to immediate channel blockage on the new head. Always purge with fresh ink and confirm full flow before bringing the machine back online.

Multi-Head Replacement on Docan FR3210 and M-Series Production Units

Docan operators running multi-head configurations — M6 (6 heads), M8 (8 heads), M10 (10 heads), or the FR3210 — face a choice when one head fails: replace just the failed unit, or replace all heads as a matched set. For light-duty signage work, single-head replacement is generally acceptable and keeps capital cost lower per incident. For colour-critical commercial work where uneven nozzle output across heads will show in finished prints, replacing the full set at the actuation midpoint (60–70% of expected service life) is the better economic decision once reprint costs are factored in. Contact our team for volume pricing on matched-set MH5420 orders for Docan production units.

Signs Your Docan Printhead Needs Replacement

• Persistent banding or missing nozzle rows that don't recover after a deep clean cycle

• Colour density mismatch between heads in multi-head Docan M-series configurations

• Heater fault codes on the Docan control interface

• Reduced print speed at the same DPI and pass settings

• Visible head face damage during scheduled inspection

• Failed nozzle test patterns repeating in the same colour channel across multiple cleaning attempts

If your Docan is showing any of these signs and standard cleaning has not resolved them, the MH5420 is likely at or past its actuation limit. See our printhead troubleshooting guide for full diagnostic procedures before ordering replacement.

Ricoh GEN4 vs GEN5 vs GEN6 — Which Generation Does Your Docan Use?

All current Docan UV printers (M6, M8, M10, FR3210, FRT3116, and 1212 UV) are configured for Ricoh GEN5 printheads. Older Docan machines from earlier production years may use GEN4. Always verify against your printer's service documentation or contact our team with your machine serial number before ordering.

Feature	GEN4 MH2420	GEN5 MH5420	GEN6 MH5320
Nozzles	512	1,280	1,280
Resolution	300 dpi	600 dpi	600 dpi
Drop size	7–35 pl	7–35 pl	5 pl minimum
Max frequency	30 kHz	60 kHz	50 kHz greyscale
Service life	Standard	Standard	2× GEN5
Used in current Docan UV lineup?	No (legacy Docan only)	Yes — all M and FR series	Some industrial variants

GEN4, GEN5, and GEN6 are not interchangeable — each requires specific printer board and firmware support. See our Ricoh GEN4 MH2420 and Ricoh GEN6 MH5320 listings if your Docan uses a different generation.

Printhead Lifespan in Docan UV Production

The Ricoh GEN5 MH5420 is rated by Ricoh for approximately 100 billion actuations per nozzle. In Docan UV production, real-world service life depends on duty cycle. Single-shift operations running Docan M6 or 1212 UV typically achieve well over a year of head life. Multi-shift production on the FR3210 or FRT3116 reaches the actuation limit faster — typically 8–10 months under continuous operation. Following Docan's documented maintenance schedule, using only compatible UV-curable or solvent inks, and consistent heater monitoring all extend service life significantly. See our printhead lifespan guide for replacement cycle data across all industrial UV printhead models.

View our full range of genuine Ricoh industrial printheads including the GEN4 MH2420, GEN6 MH5320, and TH5241 GEN5i for other Docan and industrial UV configurations.

Frequently Asked Questions

Is this the right Ricoh GEN5 printhead for my Docan UV printer?
Yes — the MH5420 500mm cable variant is the correct printhead for all current Docan UV printers: M6, M8, M10, FR3210, FRT3116, and 1212 UV. If you operate an older Docan model not listed above, contact our team with your machine serial number to confirm.

How many printheads does my Docan use?
That depends on your configuration. The M6 uses 6 heads, the M8 uses 8 heads, and the M10 uses 10 heads. The FR3210 and FRT3116 typically run multi-head configurations as well — exact count varies by your specific build. The 1212 UV is a smaller compact unit. Contact us with your machine model for accurate replacement quantity guidance.

What's the difference between the Docan FR3210 and FRT3116?
The FR3210 is a wide-format roll-to-roll UV printer, while the FRT3116 is a UV hybrid that handles both roll and flatbed work. Both use the same Ricoh GEN5 MH5420 500mm printhead, so this listing is the correct replacement for either machine.

Is MH5420 the same as N221414L?
Yes, this Ricoh GEN5 UV printhead is commonly referenced as MH5420 and N221414L (sometimes written as N221414R).

Can I install just one MH5420 in a multi-head Docan M-series or FR3210, or should I replace the full set?
Single-head replacement is mechanically straightforward and acceptable for non-critical work. For colour-critical production where colour density consistency across heads matters, replacing the full set at the actuation midpoint is generally the better economic decision once reprint and downtime costs are factored in.

Does the Ricoh GEN5 MH5420 come with a manufacturer warranty?
Yes — every MH5420 we sell is 100% genuine original Ricoh and comes with the manufacturer warranty included. We do not sell refurbished or gray market units, which is especially important for Docan production where head quality directly impacts billable output.

What's the difference between Ricoh GEN5 and GEN6 for Docan machines?
The GEN5 MH5420 and GEN6 MH5320 both have 1,280 nozzles at 600 dpi, but the GEN6 has a smaller 5pl minimum drop size and roughly double the service life. They are not interchangeable — your Docan's main board and firmware must specifically support the generation installed. All current Docan UV machines are configured for GEN5; verify before ordering a GEN6 head.

Do you offer volume pricing for multi-head Docan replacement orders?
Yes — production shops replacing matched sets for Docan M8, M10, FR3210, or FRT3116 machines qualify for volume pricing on MH5420 orders. Contact our team with your model and head count for a custom quote.

Do you ship Ricoh GEN5 printheads for Docan printers to Latin America?
Yes — same day shipping from our Doral, Miami FL warehouse. Our Miami location is ideal for Latin American Docan operators and resellers using freight forwarders in the Doral area. We regularly ship multi-head Docan orders to Mexico, Costa Rica, Colombia, Venezuela, Ecuador, Argentina, and across the broader LATAM region.

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