---
product_id: 721321895
title: "Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display"
brand: "casio"
price: "R482"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/721321895-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401
store_origin: ZA
region: South Africa
---

# Water-resistant key printing Multi-replay for instant formula edits 401 functions for every calculation Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display

**Brand:** casio
**Price:** R482
**Availability:** ✅ In Stock

## Summary

> 🧮 Elevate your calculations—because precision never goes out of style!

## Quick Answers

- **What is this?** Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display by casio
- **How much does it cost?** R482 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/721321895-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401)

## Best For

- casio enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Drop-resistant body ensures durability in your busy workday
- • **Stay Crisp & Clear:** 2-line display for simultaneous input and result viewing, boosting productivity
- • **Peace of Mind Warranty:** 3-year all-India manufacturer warranty for long-term reliability
- • **Master Every Calculation:** 401 built-in functions to tackle complex problems with ease
- • **Edit & Recalculate Instantly:** Multi-replay feature lets you recall and modify previous formulas in seconds

## Overview

The Casio FX-991MS 2nd Gen is a robust, non-programmable scientific calculator featuring 401 functions and a 2-line display. Designed with a drop-resistant body and water-resistant key printing, it supports quick formula recall and editing via its multi-replay function. Backed by a 3-year all-India warranty and made in Thailand, it’s the reliable choice for professionals and students seeking precision and durability.

## Description

Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display

## Features

- Drop resistant body with water resistant printing on Keys
- Multi-replay: Quick and easy recall of previously executed formulas for editing and re-execution
- 3 Years All India Manufacturer Warranty
- Country of Origin: Thailand

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Casio, Casio India Co Pvt Ltd, A-41, 1st Floor, MCIE, Mathura Road, New Delhi-110044 |
| Brand | Casio |
| Model Number | FX-991MS-2 |
| Colour | Black |
| Material | Plastic |
| Size | Pack of 1 |
| Lines Per Page | 2 |
| Manufacturer Part Number | C77 |
| Manufacturer | Casio |
| Country of Origin | Thailand |
| Imported By | Imported By - Casio India Co Pvt Ltd, A-41, 1st Floor, MCIE, Mathura Road, New Delhi-110044 |

## Product Details

- **Brand:** Casio
- **Colour:** Black
- **Calculator Type:** Engineering/Scientific
- **Power Source:** Battery Powered
- **Screen Size:** 7 Inches

## Images

![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display - Image 1](https://m.media-amazon.com/images/I/61HXfPgQcqL.jpg)

## Available Options

This product comes in different **Style Name** options.

## Questions & Answers

**Q: What is difference between fx 991ms and fx 991 es plus?**
A: No big difference but whether my knowledge ES is not applicable for all competitive exam . Yes ES has more functions than MS .

**Q: This product has stopped functioning in certain calculations can it be repaired**
A: Yes ,

**Q: Along with solar panels,  it has battery / cell options**
A: S it has both battery and cell

**Q: Can i use in civil engineering**
A: Of course it can be done on this calculator. But better use FX-991 ES or ES+ for that.
Hope you helpful..

## Frequently Bought Together

- Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display
- Casio MJ-12D 150 Steps Check and Correct Desktop Calculator

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**Shop now:** [https://www.desertcart.co.za/products/721321895-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401](https://www.desertcart.co.za/products/721321895-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-20*