--- product_id: 64570480 title: "OT-512GT Calculator (Black)" brand: "orpat" price: "€ 8.21" currency: EUR in_stock: true reviews_count: 10 url: https://www.desertcart.at/products/64570480-ot-512gt-calculator-black store_origin: AT region: Austria --- # Dual power: solar + battery 12-digit precision 120-step check function OT-512GT Calculator (Black) **Brand:** orpat **Price:** € 8.21 **Availability:** ✅ In Stock ## Summary > 🖩 Calculate smarter, faster, and error-free — because every digit counts! ## Quick Answers - **What is this?** OT-512GT Calculator (Black) by orpat - **How much does it cost?** € 8.21 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/64570480-ot-512gt-calculator-black) ## Best For - orpat enthusiasts ## Why This Product - Trusted orpat brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable & Portable:** Comes with a hard cover for protection and a lightweight design (100g) that fits perfectly in your professional toolkit. - • **Smart Special Buttons:** Dedicated Grand Total, Mark Up, and Correct keys streamline complex financial tasks instantly. - • **Never Run Out of Power:** Dual power system with solar backup and battery ensures uninterrupted workflow wherever you are. - • **Error-Proof Calculations:** 120-step check function lets you review and correct your entire calculation chain with ease. - • **Precision at Your Fingertips:** 12-digit large LCD display ensures every number is crystal clear, even in fast-paced calculations. ## Overview The Orpat OT-512GT is a sleek, black standard calculator designed for professionals and students alike. Featuring a large 12-digit LCD display, it supports complex calculations with a 120-step check function to minimize errors. Its dual power source—solar and battery—ensures reliable use anywhere. Special function keys for grand total, mark up, and correction enhance productivity, all protected by a durable hard cover. Lightweight and compact, it’s a trusted tool for precise, efficient calculations. ## Description This calculator comes with 12 digits which allow you to do complex calculations within seconds. The display is large in size and makes the numbers easily visible. It comes with a 120 steps check mechanism which allows you to check the steps of your calculation and prevents things from going wrong. The calculator has 3 special inbuilt buttons- mark up, grand total and correct. It is equipped with a 2-way power mechanism. Its primary source of power comes from its batteries and when these run out you can even recharge this calculator using solar light. This calculator is equipped with an LCD display which makes the numbers clearer. This display is large in size and it makes the numbers easily visible even for people who have weak eyesight. This calculator comes with 120 steps check mechanism. This helps you to check up to 120 steps of your calculation and prevent things from going wrong. The smart-tech calculator by ORPAT sports 32 soft push buttons on the plastic body. Calculate large numbers quickly with the help of this device. ## Features - With new additional features - Special buttons for grand total (GT), mark up (MU) and correct (I>) - 120 steps check function - Hard Cover: Comes wth attached hard cover for extra protection and durability - Auto replay function, 12 Digits Display ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B01I1AZJ1K | | Best Sellers Rank | #64 in Office Products (See Top 100 in Office Products) #2 in Basic | | Box Contents | check and correct Calculators | | Brand Name | Orpat | | Calculator Type | Standard Function | | Colour | Black | | Country Of Origin | India | | Customer Reviews | 4.0 4.0 out of 5 stars (12,781) 4.0 out of 5 stars | | Display Type | LCD | | Enclosure Material | Plastic | | Item Dimensions L X W | 12.8L x 12.8W Centimeters | | Item Type Name | check and correct Calculators | | Item Weight Unit Of Measure | 100 Grams | | Manufacturer | AJANTA LLP (ORPAT GROUP), Orpat, Ajanta LLP Orpat Industrial Estate, Rajkot Highway, Morbi – 363641. (Gujarat – India) +91 - 02822 - 353012, Orpat | | Manufacturer Contact Information | AJANTA LLP (ORPAT GROUP), Orpat, Ajanta LLP Orpat Industrial Estate, Rajkot Highway, Morbi – 363641. (Gujarat – India) +91 - 02822 - 353012 | | Manufacturer Part Number | OT-512GT | | Model Name | ORPAT OT-512GT | | Model Number | OT-512GT | | Number Of Batteries | 1 AA batteries required. | | Number Of Items | 1 | | Packer Contact Information | Orpat | | Power Source | Solar Powered | | Screen Size Unit Of Measure | 6 Inches | | Unit Count | 1 Count | | Warranty Description | 365 DAYS | ## Product Details - **Brand:** Orpat - **Calculator Type:** Standard Function - **Colour:** Black - **Power Source:** Solar Powered - **Screen Size:** 6 Inches ## Images ![OT-512GT Calculator (Black) - Image 1](https://m.media-amazon.com/images/I/81-d0FG6XXL.jpg) ## Available Options This product comes in different **Pattern Name** options. ## Questions & Answers **Q: is it a full desktop calculator?** A: its a normal sized calculator niether too small nor too big. **Q: Should i recharge its battery..?** A: No.the cost of the battery is only Rs 10 **Q: Should i recharge its battery..?** A: No, but it also runs on solar which makes battery life long. **Q: can we calculate vlaues which are given in power** A: Yes. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Value for money *by on Reviewed in India 11 October 2026* Perfect Work 👍 ### ⭐⭐⭐⭐ Good *by on Reviewed in India 12 June 2026* Nice, helped a lot, but got have to replaced with another in 8months due to some problems, in sunlight i got confused in exam and wasn't able to identify numbers, otherwise I still use it as emergency Calculator in exams.One problem with this is that it's screws are loose and came out in 2-3 months🙂. ### ⭐⭐⭐⭐⭐ Good product *by on Reviewed in India 10 October 2026* Good ## Frequently Bought Together - Orpat Ot-512Gt Calculator (Black) - BIC Wite-Out Brand EZ Correct Correction Tape, 39.3 Feet, 10-Count Pack of White Correction, Tear-Resistant Tape Office or School Supplies - Sharpie Permanent Markers Set Quick Drying And Fade Resistant Fine Point Marker For Wood Plastic Paper Metal And More Drawing Coloring And Poster Marker Black 12 Count --- ## 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.at/products/64570480-ot-512gt-calculator-black](https://www.desertcart.at/products/64570480-ot-512gt-calculator-black) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-11-11*