--- product_id: 494491485 title: "COMPUMATIC (6 Pack) Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, Casio HR-150TM, and More" brand: "compumatic" price: "£13.45" currency: GBP in_stock: true reviews_count: 5 category: "Compumatic" url: https://www.desertcart.co.uk/products/494491485-compumatic-6-pack-compatible-replacement-calculator-ink-roller-black-red store_origin: GB region: United Kingdom --- # 6 individually sealed cartridges Wide Casio model compatibility Dual-color ink roller COMPUMATIC (6 Pack) Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, Casio HR-150TM, and More **Brand:** compumatic **Price:** £13.45 **Availability:** ✅ In Stock ## Summary > 🖤❤️ Ink your success with every calculation! ## Quick Answers - **What is this?** COMPUMATIC (6 Pack) Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, Casio HR-150TM, and More by compumatic - **How much does it cost?** £13.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/494491485-compumatic-6-pack-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 - • **Slim & Lightweight Design:** Compact 17.78 x 12.7 x 1.27 cm size and featherlight 4.54g weight for easy handling and replacement. - • **Sealed Freshness Guarantee:** Each of the 6 cartridges is individually sealed to ensure peak ink quality and longevity. - • **Vibrant Dual-Color Printing:** Switch seamlessly between black and red ink for clear, professional calculations. - • **Boost Your Office Efficiency:** Reliable ink performance keeps your calculations crisp, helping you stay ahead in fast-paced work environments. - • **Universal Casio Compatibility:** Fits a broad range of Casio printing calculators, from HR-100TM to HR-300RC and beyond. ## Overview The COMPUMATIC IR-40T 6-pack ink rollers deliver crisp black and red printing for a wide range of Casio calculators, including HR-100TM and HR-150TM models. Each cartridge is individually sealed to maintain ink freshness and ensure consistent, professional-quality output. Compact and lightweight, these rollers are designed for easy replacement, making them an essential upgrade for any office professional seeking reliable, dual-color printing performance. ## 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: Como en las imágenes. Review: Fine ## 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 | 73,302 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 11 in Printing Calculators | | Guaranteed software updates until | unknown | | Item model number | IR40T | | Manufacturer | CTR | | Product Dimensions | 17.78 x 12.7 x 1.27 cm; 4.54 g | ## Product Details - **Brand:** COMPUMATIC - **Calculator Type:** Standard Function - **Colour:** Black and Red - **Display type:** LCD - **Manufacturer:** CTR - **Material:** Ink - **Power source:** Battery Powered ## Images ![COMPUMATIC (6 Pack) Compatible/Replacement Calculator Ink Roller Black/Red IR-40T for Casio HR-100TM, Casio HR-150TM, and More - Image 1](https://m.media-amazon.com/images/I/51YIYHSCFIL.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 ### ⭐⭐⭐⭐⭐ Review *by D***A on 12 May 2025* Como en las imágenes. ### ⭐⭐⭐⭐⭐ Review *by N***. on 24 July 2025* Fine ### ⭐⭐⭐⭐⭐ Review *by F***. on 8 September 2024* ES CORRECTO EN TODOS LOS ASPECTOS. ADAPTÁNDOSE PERFECTAMENTE A MI IMPRESORA-CALCULADORA CASIO PORTÁTIL. UN SALUDO. ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/494491485-compumatic-6-pack-compatible-replacement-calculator-ink-roller-black-red](https://www.desertcart.co.uk/products/494491485-compumatic-6-pack-compatible-replacement-calculator-ink-roller-black-red) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-04*