---
product_id: 57000724
title: "(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More"
brand: "compumatic"
price: "125 Lei"
currency: RON
in_stock: true
reviews_count: 13
category: "Compumatic"
url: https://www.desertcart.ro/products/57000724-6-pack-compumatic-compatible-replacement-calculator-ink-roller-black-red
store_origin: RO
region: Romania
---

# 6 individually sealed cartridges Dual-color black & red ink Wide Casio model compatibility (6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More

**Brand:** compumatic
**Price:** 125 Lei
**Availability:** ✅ In Stock

## Summary

> 🖤🔴 Ink your success with every calculation!

## Quick Answers

- **What is this?** (6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More by compumatic
- **How much does it cost?** 125 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/57000724-6-pack-compumatic-compatible-replacement-calculator-ink-roller-black-red)

## Best For

- compumatic enthusiasts

## Why This Product

- Trusted compumatic brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Printing:** High-quality ink roller delivers crisp, smudge-free results to keep your reports flawless.
- • **Bulk Pack Efficiency:** 6 sealed cartridges ensure you’re always stocked and ready—no last-minute scrambles.
- • **Seamless Compatibility:** Fits a broad range of Casio calculators, from HR-100TM to HR-300RC and beyond.
- • **Vibrant Dual-Color Ink:** Black and red printing for clear, professional calculations every time.
- • **Trusted by Professionals:** Top-rated with 4.6 stars and thousands of users who never settle for less.

## Overview

This 6-pack of COMPUMATIC IR-40T ink rollers offers dual black and red ink cartridges compatible with a wide range of Casio printing calculators, including HR-100TM, HR-150TM, HR-300RC, and more. Each cartridge is individually sealed to maintain freshness and performance, ensuring crisp, professional printouts. With a 4.6-star rating and a best-seller rank of #26 in office calculator accessories, it’s the reliable choice for busy professionals who demand quality and convenience.

## Description

Black/red replacement ink roller for the Casio HR-100TM and Casio HR-150TM calculator. Also compatible with many other popular Casio calculator models including the following: 1215 S, 2215, FR 110, FR 110 HT, FR 110 S, FR 1110, FR 120 C, FR 125, FR 125 S, FR 127, FR 2215 C, FR 2215 S, FR 2600, FR 2650, FR 2650 A, FR 2650 Plus, FR 320, FR 50, FR 520, HR 100 LC, HR 100 RC, HR 100 T, HR 100 TE, HR 100 TE Plus, HR 100 TM, HR 100 TM Plus, HR 110 S, HR 120 T, HR 150 LC, HR 150 LC Plus, HR 150 LCS, HR 150 LS Plus, HR 150 RC, HR 150 TE, HR 150 TE Plus, HR 150 TM, HR 150 TM Plus, HR 160 L, HR 170 L, HR 170 LB, HR 170 RC, HR 18, HR 200 RC, HR 300 RC

Review: It was the perfect replacement - I ordered an ink ribbon for calculator and it was a perfect fit and works perfect…
Review: EASY - JUST WHAT I needed. So glad I didn't have to search locally.

## Features

- Black and Red 2 Color Ink Roller
- 6 individually sealed cartridges
- Compatible with Casio HR-100TM and HR-150TM Printing Calculator
- Compatible with Casio HR-300RC, HR-200RC, HR-170RC, HR-150RC, HR-100RC Printing Calculator
- Compatible with many other Casio calculator models, see description...

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071R331GC |
| Best Sellers Rank | #26 in Office Calculator Accessories |
| Brand | COMPUMATIC |
| Color | Black and Red |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,716) |
| Date First Available | April 18, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.16 ounces |
| Item model number | IR40T |
| Manufacturer | CTR |
| Manufacturer Part Number | TC100rib |
| Material Type | Ink |
| Product Dimensions | 7 x 5 x 0.5 inches |
| Size | 6 Pack |

## Product Details

- **Brand:** COMPUMATIC
- **Calculator Type:** Printing
- **Color:** Black and Red
- **Material:** Ink
- **Power Source:** Battery Powered

## Images

![(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More - Image 1](https://m.media-amazon.com/images/I/51YIYHSCFIL.jpg)
![(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More - Image 2](https://m.media-amazon.com/images/I/41L1jj5N0HL.jpg)
![(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More - Image 3](https://m.media-amazon.com/images/I/71LcbJ-BdNL.jpg)
![(6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More - Image 4](https://m.media-amazon.com/images/I/81WUX5A3urL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: where are they manufactured?**
A: There is nothing listed on the package to indicate where it is manufactured.

**Q: Is the hr-100tm ink roller compatible with casio hr-170rc model ?**
A: I have a Casio HR 100TM, don't know if the ink roller will also fit  the HR 170rc model

**Q: How long does a cartridge last typically?**
A: It greatly depends on usage and it is very subjective as to when the print is "light" but I would estimate a few months on average is a fair estimate for medium use.

**Q: Where can i find the plastic paper roll bracket  that has broken off my hr-100tm  desk top calculator ?**
A: Works great

## Customer Reviews

### ⭐⭐⭐⭐⭐ It was the perfect replacement
*by K***L on March 8, 2024*

I ordered an ink ribbon for calculator and it was a perfect fit and works perfect…

### ⭐⭐⭐⭐⭐ EASY
*by M***A on November 19, 2025*

JUST WHAT I needed. So glad I didn't have to search locally.

### ⭐⭐⭐⭐⭐ Perfect fit.
*by D***R on October 19, 2025*

Fast shipping. Exactly what I needed. Will buy again.

## Frequently Bought Together

- (6 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More
- Casio HR-170RC Plus – Mini Desktop Printing Calculator | Check & Correct, Cost/Sell/Margin, Dual-Color Print | Ideal for Taxes, Bookkeeping & Accounting Tasks
- Universal UNV35720 16 lbs. 1/2 in. Core 2-1/4 in. x 150 ft. Adding Machine/Calculator Roll - White (3/Pack)

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**Shop now:** [https://www.desertcart.ro/products/57000724-6-pack-compumatic-compatible-replacement-calculator-ink-roller-black-red](https://www.desertcart.ro/products/57000724-6-pack-compumatic-compatible-replacement-calculator-ink-roller-black-red)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-07*