3 x COMPUMATIC Compatible/Replacement for IR-40T EA772R Black/Red Ink Rollers
Quick take
This 3-pack of compatible black/red ink rollers is designed to bring select Sharp printing calculators back to clear, vivid output. It is a practical choice if you have a compatible model and want spares on hand, but the key buying caveat is confirming the roller type and exact calculator compatibility.
Pros and cons
Pros
- Designed for compatible Sharp calculator models, including Sharp EL-1750V and EL-1801V series.
- Black and red two-color printing for calculators that support that ribbon format.
- Comes as 3 individually sealed cartridge/roller units, useful for keeping backups.
- Buyers commonly describe vivid, good-quality print output after installation.
Cons
- Best results depend on correct match to your calculator’s roller type (cross-references matter).
- Only covers the ink-roller use case, so it will not help if your calculator uses a different cartridge system.
What buyers think
Buyer-review evidence is largely positive for print quality and practicality. Multiple comments highlight vivid color and clear printing performance, and at least a few reviews mention that replacing dried-out rollers brought older calculators back into regular use. Reviews also tend to focus on fit and straightforward installation, with buyers describing the rollers as ready to swap in and use.
Overall, buyer sentiment centers on quality of output and whether the rollers restore functionality, but detailed feedback about long-term lifespan is limited. That means it is best to treat this purchase as a compatibility-first replacement, then expect solid day-to-day printing based on the reported color quality.
What these ink rollers are for
These black/red ink rollers are made to replace specific IR-40T-style rollers and cross-referenced equivalents used by certain Sharp printing calculators. If your calculator has begun printing faintly, inconsistently, or not at all due to dried or worn rollers, replacing them is the intended fix.
Compatibility checklist before you buy
Ink rollers like these are very model-specific. To avoid wasting a set, double-check that your calculator uses the same roller type (for example, IR-40T and cross-reference naming such as EA772R, CP13, NR42, or PR42 where applicable) and that it matches the Sharp models listed for compatibility (including Sharp EL-1750V, EL-1801V, EL1801P, EL1801PIII, EL2192, EL2620, and other compatible Sharp calculators).
If you are unsure, search your calculator’s model number and verify the roller type it specifies, rather than assuming all printing calculators share the same ribbon system.
Print quality and color output
The most consistent theme in buyer feedback is that the ink output looks vivid and prints well. For two-color (black/red) printing, that typically translates to readable receipts and legible calculations without the washed-out look associated with old or dried rollers.
That said, long-term durability feedback is not deeply detailed in the available review snippets, so consider this primarily as an output-quality replacement rather than a durability guarantee.
Value of the 3-pack
Buying a 3-pack can be a smart move if you use your calculator regularly, store it for shared workplace tasks, or simply want backups to minimize downtime. The rollers are listed as individually sealed, which helps preserve the cartridges until you need them.
The “value” angle here is less about novelty and more about reducing the hassle of future replacements.
Pros and cons in real buying terms
Who it’s best for
- Owners of compatible Sharp printing calculators that use IR-40T style black/red ink rollers.
- People who want vivid, reliable two-color printing performance after a roller replacement.
- Buyers who prefer to stock a spare set (this is a 3-pack).
Who should avoid it
- If your calculator uses a different ribbon/cartridge system, this ink roller replacement may not fit.
- If you cannot confirm your model’s roller type and cross-references, you are taking on compatibility risk.
Alternatives to consider
If you are shopping for calculator accessories, your alternatives will depend on your goal:
- Different roller type but same calculator: Search by the exact roller type your model requires to avoid fit issues.
- Lower-cost single replacement: If you only need one replacement soon and do not want inventory, a single compatible roller may be better than a 3-pack.
- Newer calculator model: If your workflow involves frequent printing and you are constantly replacing consumables, upgrading to a modern device with a different consumable strategy may reduce ongoing maintenance.
Price and availability
Pricing and stock can change frequently. If you want this set, check the latest availability and cost before ordering.
FAQs
Are these ink rollers compatible with Sharp EL-1750V and EL-1801V?
They are listed as compatible with Sharp EL-1750V and EL-1801V (and additional compatible Sharp models). Still, confirm your calculator’s required roller type to make sure the cross-reference matches.
What colors do these ink rollers print?
They are designed for black and red two-color printing.
Is this a single ink roller or a multi-pack?
This is a 3-pack, with three individually sealed cartridge units.
Will these work if my calculator’s rollers are dried out?
If your calculator uses the same roller type, replacing dried-out rollers is an appropriate fix. Buyers report restored printing performance after replacement when the roller type matches.
How do I confirm compatibility before buying?
Verify your calculator model and the roller type it requires, then match it to the listed compatibility and cross-references (for example, IR-40T and EA772R-style naming). If you cannot confirm the roller type, you may want to check more closely before purchasing.
Specifications
| Product Title | 3 x COMPUMATIC Compatible/Replacement for IR-40T EA772R Black/Red Ink Rollers, Works for SHARP EL-1750V, EL-1801V, EL1801P, EL1801PIII, EL2192, EL2620, and more |
|---|---|
| Category | Electronics > Accessories & Supplies > Office Electronics Accessories > Calculator Accessories |
| Brand | EBS Ribbons |
| Manufacturer | Compumatic |
| Color | Black, Red |
| Material | Acetal |
| Item Weight | 0.1 Ounces |
| Calculator Type | Printing |
| Power Source | Battery Powered |
| Compatible Devices | Sharp EL-1750V, Sharp EL-1801V, Sharp EL1801P, Sharp EL1801PIII, Sharp EL2192, Sharp EL2620 and other compatible Sharp calculators |
| Display Type | LCD |
| Enclosure Material | Acetal |
| UPC | 074927948899 |
| Mfr Part Number | LYSB00UKENERC-CMPTRACCS |
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