---
product_id: 273993891
title: "DMM-44/100 (DMM 44 100) 440mA (0.4A) 1000V Fluke 943121 Digital multimeter replacement Fuse"
brand: "bussmann"
price: "¥4139"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/273993891-dmm-44-100-dmm-44-100-440ma-0-4a-1000v
store_origin: JP
region: Japan
---

# 440mA fast-acting fuse Compact 34.9mm length 1000V high voltage rating DMM-44/100 (DMM 44 100) 440mA (0.4A) 1000V Fluke 943121 Digital multimeter replacement Fuse

**Brand:** bussmann
**Price:** ¥4139
**Availability:** ✅ In Stock

## Summary

> ⚡ Stay powered, stay protected — fuse your way to flawless measurements!

## Quick Answers

- **What is this?** DMM-44/100 (DMM 44 100) 440mA (0.4A) 1000V Fluke 943121 Digital multimeter replacement Fuse by bussmann
- **How much does it cost?** ¥4139 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/273993891-dmm-44-100-dmm-44-100-440ma-0-4a-1000v)

## Best For

- bussmann enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Durable:** Slim 34.9mm melamine tube design fits seamlessly into your Fluke multimeter.
- • **High Voltage Ready:** Rated for 1000V, perfect for demanding professional environments.
- • **Precision Protection:** Fast-acting 440mA fuse ensures your multimeter stays safe under high stress.
- • **Certified Reliability:** Meets CE and UL standards for trusted, industry-grade safety.
- • **Single Pack Convenience:** One fuse per package—ideal for quick replacements without bulk.

## Overview

The DMM-44/100 is a 440mA, 1000V fast-acting replacement fuse designed specifically for Fluke digital multimeters. Constructed with a durable melamine tube and certified to CE and UL standards, it offers compact, reliable protection to keep your precision tools safe during high-voltage testing.

## Description

BussmannDMM-44/100 (DMM 44 100) 440mA (0.4A) 1000V Fluke 943121 Digital multimeter replacement Fuse

## Features

- 400mA (0.4A) 1000V Fuses, Fast Acting
- 1 piece of Digital Multimeter Replacement Fuse per package
- Dimension: 34.9 mm (1.375 In.) L x 10 mm (0.406 In.) D
- Fluke 943121
- Construction Melamine Tube

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Bussmann |
| Part number | DMM-44/100 or DMM-B-44/100 |
| Item Weight | 9.07 g |
| Product Dimensions | 2.54 x 5.08 x 2.54 cm; 9.07 g |
| Item model number | DMM-B-44/100 |
| Color | silver |
| Style | Digital |
| Power source type | Battery Powered |
| Item Package Quantity | 1 |
| Specification met | CE, UL |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Bussmann
- **Power source:** Battery Powered
- **Style:** Digital
- **Colour:** silver
- **Item weight:** 9 g

## Images

![DMM-44/100 (DMM 44 100) 440mA (0.4A) 1000V Fluke 943121 Digital multimeter replacement Fuse - Image 1](https://m.media-amazon.com/images/I/61pZUQVMs8L.jpg)

## Questions & Answers

**Q: Is the logistics updated in time?**
A: This is the standard fuse used in Fluke multimeters. I don't understand your question.

**Q: What is the difference between the brown fuse I received and the blue one in my meter and pictured?**
A: brown is for a 600v and blue is 1000v to ground according to the bussman fuse website

**Q: need set of fuses for fluke 87III does anyone know link on ebay to get the correct ones**
A: Yes this is the correct one 440mA and the other one is 11A, both made by Bussman

**Q: If dmm-b-44/100 is the same as dmm-44/100, what does the 'b' signify?**
A: The fuses have the same specifications. The B signifies RoHS, which means all materials are made with recyclable materials.

## Frequently Bought Together

- Digital Multimeter Fuse 440mA (0.4A) 1000V DMM 44/100
- DMM-11 (DMM-11A, DMM11) 11A 1000V Fluke 803293 Digital Multimeter Replacement Fuse

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**Shop now:** [https://www.desertcart.jp/products/273993891-dmm-44-100-dmm-44-100-440ma-0-4a-1000v](https://www.desertcart.jp/products/273993891-dmm-44-100-dmm-44-100-440ma-0-4a-1000v)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-12*