--- product_id: 456135423 title: "Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity" brand: "klein tools" price: "€ 54.40" currency: EUR in_stock: true reviews_count: 13 category: "Klein Tools" url: https://www.desertcart.ie/products/456135423-klein-tools-mm325-multimeter-digital-manual-ranging-600v-ac-dc store_origin: IE region: Ireland --- # 600V AC/DC voltage range Backlit LCD for low-light use Battery test mode included Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity **Brand:** klein tools **Price:** € 54.40 **Availability:** ✅ In Stock ## Summary > ⚡ Power Your Precision, Light Up Your Workflow! ## Quick Answers - **What is this?** Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity by klein tools - **How much does it cost?** € 54.40 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/456135423-klein-tools-mm325-multimeter-digital-manual-ranging-600v-ac-dc) ## Best For - klein tools enthusiasts ## Why This Product - Trusted klein tools brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First, Always:** Lead-Alert LEDs ensure correct test lead placement, minimizing errors and boosting confidence on every job. - • **Precision Meets Power:** Manual-ranging accuracy up to 600V AC/DC and 10A DC current for professional-grade diagnostics. - • **Hands-Free Convenience:** Integrated test lead holders, kickstand, and optional magnetic hanger let you multitask like a pro. - • **Work Anywhere, Anytime:** Backlit display and rugged 6.6-foot drop resistance keep you productive in any environment, day or night. - • **Trusted Legacy, Modern Performance:** Crafted by Klein Tools with 160+ years of expertise, delivering durability and precision electricians swear by. ## Overview The Klein Tools MM325 is a durable, manual-ranging digital multimeter designed for professionals and beginners alike. It measures AC/DC voltage up to 600V, DC current up to 10A, and resistance up to 2MΩ, with additional functions including battery, diode, and continuity testing. Featuring a backlit LCD for visibility in low light, lead-alert LEDs for safety, and rugged construction to withstand drops up to 6.6 feet, this tool combines reliability with convenience. Perfect for electricians and technicians seeking a compact, accurate, and trusted multimeter built on over 160 years of Klein’s craftsmanship. ## Description Klein Tools MM325 Multimeter is a manual-ranging multimeter that measures AC/DC voltage, DC current, and resistance. It can also test batteries, diodes, and continuity. Klein Tools' Test and Measurement product line was exclusively designed from the ground up by electricians for electricians. Years of field research, combined with extensive input from electricians across America, inspired the development of meters and electrical testers loaded with innovative, time-saving features. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857. Review: Excellent Meter. - I love this meter. I use it everyday in my work as a technician. It hasn't failed me yet. It's easy to use and seems to be accurate. It replaced my $300 fluke which bit the dust after so many years of excellent service. This Klein works just as good. It is a little bit smaller than my Fluke was and therefore fits better into my tool pouch pocket. The case is very durable and the screen lights up well. It is a very good value for the money. Review: Great for beginner troubleshooters. - Excellent multimeter especially for beginners. Simple to use , inexpensive, and durable . You may need to buy longer leads for it depending on application. ## Features - VERSATILE FUNCTIONALITY: Measures AC/DC voltage up to 600V, 10A DC current, 2MΩ resistance; additional features include continuity, diode test and battery test - LEAD-ALERT PROTECTION: LEDs on the meter illuminate to indicate proper test lead placement, enhancing accuracy and safety during measurements - BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility - BATTERY TEST: Battery test mode can be used for checking if batteries are working - CONVENIENT FEATURES: Test lead holders on the back of the meter, kickstand and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation - DURABLE CONSTRUCTION: Built to withstand a 6.6-Foot (2 m) drop, for use in basic and controlled electromagnetic environments such as residential, business and light-industrial locations - COMPLETE PACKAGE: Includes test leads with CAT III/CAT IV safety caps, instructions, and 2 x AAA batteries ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B57L9FNL | | Best Sellers Rank | #488 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in Multi Testers | | Brand Name | KLEIN TOOLS | | Color | Orange/ Black | | Customer Reviews | 4.7 4.7 out of 5 stars (2,546) | | Global Trade Identification Number | 00092644693731 | | Included Components | Multimeter, Voltage Tester | | Item Dimensions | 9.33 x 5.08 x 3.82 inches | | Item Type Name | Building Material | | Item Weight | 13.92 ounces | | Manufacturer | Klein Tools | | Maximum Operating Voltage | 600 Volts | | Measurement Type | Multimeter | | Minimum Operating Voltage | 9 Volts | | Model | MM325 | | Power Source | Battery Powered | | Specification Met | Cat Iii 600v Safety Rating | | Style Name | Manual-Ranging | | UPC | 092644693731 | | Unit Count | 1.0 Count | | Upper Temperature Rating | 60 Degrees Celsius | | Warranty Description | See Manufacturer Website | ## Product Details - **Brand:** KLEIN TOOLS - **Color:** Orange/ Black - **Item Weight:** 13.92 ounces - **Power Source:** Battery Powered - **Style:** Manual-Ranging ## Images ![Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity - Image 1](https://m.media-amazon.com/images/I/51N1gnauSaL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Does this have auto power off?** A: yes **Q: how long are the test leads?** A: The leads are 38 Inches long. **Q: Does it check Hz ?** A: The MM325 checks Frequency /Duty Cycle 1 Hz-50kHz **Q: whats the lowest voltage reading?** A: Lowest voltage ranges are 200mV DC and 200V AC. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent Meter. *by A***R on February 28, 2026* I love this meter. I use it everyday in my work as a technician. It hasn't failed me yet. It's easy to use and seems to be accurate. It replaced my $300 fluke which bit the dust after so many years of excellent service. This Klein works just as good. It is a little bit smaller than my Fluke was and therefore fits better into my tool pouch pocket. The case is very durable and the screen lights up well. It is a very good value for the money. ### ⭐⭐⭐⭐⭐ Great for beginner troubleshooters. *by A***. on March 7, 2026* Excellent multimeter especially for beginners. Simple to use , inexpensive, and durable . You may need to buy longer leads for it depending on application. ### ⭐⭐⭐⭐⭐ Great Quality Multimeter for the Price *by S***N on October 9, 2025* I’ve been using the Klein Tools MM325 Multimeter for a while now, and I’m really impressed with how well it performs for both DIY and professional use. The build quality is solid—typical of Klein Tools—and it feels durable enough to handle daily use in a toolbox or on a job site. The display is clear and easy to read, even in lower light. The auto-ranging feature works accurately and saves a lot of time when switching between different measurements. It handles voltage, continuity, and resistance testing reliably, and the leads are sturdy with good flexibility. One of my favorite features is the backlight and data hold function—it’s a small thing, but it makes a big difference when working in tight or dark spaces. The battery life has been great so far, and the protective rubber case gives it a rugged feel that inspires confidence. If you need a dependable, mid-range multimeter without spending a fortune, the MM325 is a fantastic choice. Klein’s attention to detail really shows here. Pros: Sturdy and well-built Accurate readings Clear backlit display Great value for the price Cons: Doesn’t measure milliamps or microamps (not a dealbreaker for most) Slightly bulky for small tool pouches Verdict: Highly recommended for electricians, HVAC techs, or DIYers who want reliability and ease of use without going for high-end professional meters. ## Frequently Bought Together - Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity - Hard Multimeter Case for Klein MM325/MM420/MM400/MM300/Fluke 117/Fluke 115, Portable Bag for ET140/80023P(Case Only) - Proster 4mm Banana Plug to Alligator Clip - 15A 1000V Pure Copper Flexible Electrical Test Cable One Meter for Multimeter Electrical Clamp Meter Testing --- ## 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.ie/products/456135423-klein-tools-mm325-multimeter-digital-manual-ranging-600v-ac-dc](https://www.desertcart.ie/products/456135423-klein-tools-mm325-multimeter-digital-manual-ranging-600v-ac-dc) --- *Product available on Desertcart Ireland* *Store origin: IE* *Last updated: 2026-04-23*