COMPUMATIC
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(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, HR-150TM, and More
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(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, HR-150TM, and More
Black/red replacement ink roller for the Casio HR-100TM and Casio HR-150TM calculator
(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, HR-150TM, and More
Item #: 4571643

(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, HR-150TM, and More

90% of respondents would recommend this to a friend

Item #: 4571643

LAK 454483

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Saturday, October 03
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Black/red replacement ink roller for the Casio HR-100TM and Casio HR-150TM calculator
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What Stands Out

High Compatibility
Designed to seamlessly work with various Casio calculator models like HR-100TM and HR-150TM, ensuring users won't face compatibility issues while replacing ink rollers.
Dual Ink Colors
Featuring a unique black/red ink combination, these rollers enhance visibility and readability of printed results, catering to users who need clarity for important calculations.
Value Pack
The convenient 6-pack offers exceptional savings for users who rely on calculators frequently, reducing the need for frequent purchases and ensuring prolonged usage without interruptions.

Product Details

Shop for COMPUMATIC Compatible Replacement Calculator Ink Roller BlackRed IR-40T for Casio HR-100TM, HR-150TM, and more at Ubuy Laos. Get the best deal now!
BrandCOMPUMATIC
Model NameFBA_TC100rib
Unit Count6 Count
Number of Packs6
ManufacturerCTR
Number of Items6
Item Weight2.86 g
Model NumberIR40T
Mfr Part NumberFBA_TC100rib
Calculator TypePrinting
Power SourceBattery Powered
Display TypeLCD
ColorBlack/Red

Who Should Buy?

Suitable For
  • Office Workers

    Ideal for employees needing efficient and reliable calculator function for consistent daily business operations.

  • Small Businesses

    Great choice for small business owners reliant on calculators for invoicing and inventory management.

  • Teachers and Educators

    Perfect for educators who require calculators for grading, student assessments, or classroom activities.

Not Suitable For
  • Casual Home Users

    May not suit users who rarely use calculators and can manage without specific ink rolls.

Product Description

(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, HR-150TM, and More

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the COMPUMATIC IR-40T ink roller compatible with?

    Answer: The COMPUMATIC IR-40T ink roller is designed to be compatible with several Casio calculator models, specifically the HR-100TM and HR-150TM. This ensures that users can easily replace their ink rollers without worrying about compatibility issues. The roller provides clear and consistent printing results, making it ideal for both office and personal use, where accurate financial calculations are necessary for invoices and receipts.
  • Question: How do I install the COMPUMATIC IR-40T ink roller?

    Answer: Installing the COMPUMATIC IR-40T ink roller is a straightforward process. First, turn off your calculator and remove the old roller by accessing the compartment where it is housed. Insert the new ink roller by matching it with the alignment guides provided in the calculator. Once it is securely in place, close the compartment, and turn your calculator back on. This reliable installation process ensures that the roller functions correctly, providing optimal printing performance for your calculations.
  • Question: How long does the COMPUMATIC IR-40T ink roller last?

    Answer: The lifespan of the COMPUMATIC IR-40T ink roller can vary depending on usage, but typically, users can expect several months of consistent printing before needing a replacement. Factors such as the frequency of calculations and whether the calculator is used for heavy-duty tasks influence the longevity of the roller. For businesses or individuals using calculators frequently for invoicing or accounting tasks, keeping a few spares on hand can ensure uninterrupted service.
  • Question: What types of projects are best suited for using the IR-40T ink roller?

    Answer: The IR-40T ink roller is ideal for a variety of accounting and record-keeping tasks. It is particularly useful for professionals in finance, small business owners, or anyone who regularly uses calculators for invoicing, tax preparation, or budgeting. Its black and red ink output is perfect for differentiating important figures like totals and subtotals, enhancing readability and accuracy for both the user and any clients or associates reading the documentation.
  • Question: Does the COMPUMATIC IR-40T roller provide high-quality printouts?

    Answer: Yes, the COMPUMATIC IR-40T roller is designed to deliver high-quality printouts with clear, crisp text. The roller features a dual-color printing capability, allowing for effective communication of important figures through the use of black and red ink. This makes it an excellent choice for professionals needing precise records. The clarity of the print helps in maintaining accurate financial records, which is vital for audits and reviews.
  • Question: Can I use the IR-40T ink roller for other brands of calculators?

    Answer: The COMPUMATIC IR-40T ink roller is specifically designed for Casio models like the HR-100TM and HR-150TM. While it may fit other calculators, it’s essential to verify compatibility as using the wrong ink roller could lead to malfunctions or subpar printing quality. For optimal results, it is recommended to use this roller with approved models to ensure the best performance for your office equipment.
  • Question: Is there any maintenance required for the ink roller?

    Answer: Generally, the COMPUMATIC IR-40T ink roller does not require extensive maintenance. However, keeping your calculator clean and free from dust can help in optimizing the performance of the ink roller. Regularly checking the roller for wear and replacing it when it starts to print poorly will keep your calculator functioning well. Proper care enhances the longevity of both the roller and your calculator, ensuring consistent accuracy in your calculations.
  • Question: What colors does the COMPUMATIC IR-40T ink roller come in?

    Answer: The COMPUMATIC IR-40T ink roller features a dual color output with black and red ink. This color combination is strategically important for distinguishing between standard calculations and highlighted figures, such as totals or interest rates. Users appreciate this feature as it enhances clarity and organization within their financial documents, making it easier to navigate printed calculations during auditing or review processes.
  • Question: Where can I buy the COMPUMATIC IR-40T ink roller in Laos?

    Answer: You can purchase the 6 Pack COMPUMATIC Compatible Replacement Calculator Ink Roller Black/Red IR-40T at Ubuy. They offer a variety of office supplies and ensure you get the right products promptly. Ubuy is known for its competitive selection and customer service, making it a go-to choice for anyone looking to replace their calculator ink rollers quickly and efficiently.
  • Question: What should I do if my ink roller stops working?

    Answer: If your COMPUMATIC IR-40T ink roller stops working, first, check for any obstruction in the roller compartment or if it has been installed correctly. Ensure that the roller is firmly held in place and that there is no residue obstructing the ink flow. If the problem persists, it may be time to replace it with a new roller. Regularly monitoring the condition of the roller can help avoid this inconvenience when you need to use the calculator for essential tasks.

COMPUMATIC Impact & Dot Matrix Printer Ribbons IR40T Editorial Review

The COMPUMATIC Compatible/Replacement Calculator Ink Roller Black/Red IR-40T is a great option for those using Casio calculators HR-100TM, HR-150TM, and more. The ink rollers are easy to install and work perfectly. The product offers great value for money because it comes in a multi-pack. The ink rollers fit just like the original with a lot of ink on them.

Customer Reviews & Ratings

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Pros

  • Easy to install
  • Great value for money with multi-pack option
  • Fits like original
  • Has a lot of ink

Cons

  • One customer reported that the ink cartridge stopped printing some of the numbers after limited use

Platform Trust & Buyer Confidence

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4.2/5 9477 reviews
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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Hazel
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

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LAK 454483

Order now and get it around Saturday, October 03

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
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Fastest cross-border delivery

Features & Benefits

  • Compatible with popular Casio calculator models listed in the description
  • Includes 6 individually sealed cartridges
  • High-quality ink to ensure clear prints

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