--- product_id: 51091053 title: "Sealey BT01 Digital Battery and Alternator Tester, 12 V" brand: "sealey" price: "¥27824" currency: JPY in_stock: true reviews_count: 1 category: "Sealey" url: https://www.desertcart.jp/products/51091053-sealey-bt01-digital-battery-and-alternator-tester-12-v store_origin: JP region: Japan --- # Tests batteries with as low as 7V residual charge Clear LED display for instant results Accurate 12V battery & alternator testing Sealey BT01 Digital Battery and Alternator Tester, 12 V **Brand:** sealey **Price:** ¥27824 **Availability:** ✅ In Stock ## Summary > 🔧 Diagnose with confidence, test like a pro! ## Quick Answers - **What is this?** Sealey BT01 Digital Battery and Alternator Tester, 12 V by sealey - **How much does it cost?** ¥27824 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/51091053-sealey-bt01-digital-battery-and-alternator-tester-12-v) ## Best For - sealey enthusiasts ## Why This Product - Trusted sealey brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Lightweight and sleek design fits perfectly in any professional toolkit or garage shelf. - • **Safety First, Always:** Zero heat generation and spark-free operation ensure worry-free testing every time. - • **Versatile Voltage Range:** Works flawlessly on batteries with residual charge as low as 7V—never miss a failing battery again. - • **Precision at Your Fingertips:** Input battery rating and get instant, reliable diagnostics—no guesswork, no sparks. - • **LED Clarity for Quick Decisions:** Bright LED control panel delivers clear, easy-to-read results to keep you moving fast. ## Overview The Sealey BT01 is a compact, modern 12V digital tester designed for precise battery, cranking, and alternator diagnostics. Featuring a spark-free, heat-free operation and an intuitive LED display, it accepts battery ratings input for instant, accurate results—even on batteries with a residual charge as low as 7V. Lightweight and reliable, it’s the essential tool for professionals who demand fast, safe, and accurate vehicle electrical testing. ## Description Product Description Compact device which accurately tests battery, cranking and alternator. No heat, no sparks and no misdiagnosis. Just key in the battery rating from the top of the battery and results are displayed on LED control panel. Box Contains Sealey BT01 Digital Battery & Alternator Tester 12V Review: Does exactly what you want - Brilliant , does exactly what it says . Great product ## Features - Compact device which accurately tests battery, cranking and alternator. - No heat, no sparks and no misdiagnosis. - Just key in the battery rating from the top of the battery and results are displayed on LED control panel. - No internal battery and will test batteries with a residual charge of just 7V. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B076586MCZ | | Best Sellers Rank | 152,770 in Automotive ( See Top 100 in Automotive ) 66 in Car Alternators 623 in Car Battery Charging Units | | Brand | Sealey | | Colour | White | | Customer Reviews | 4.1 out of 5 stars 4 Reviews | | EU Spare Part Availability Duration | 1 Years | | Global Trade Identification Number | 05054511232981 | | Included Components | Digital Battery & Alternator Tester 12V | | Item Dimensions | 50 x 180 x 255 millimetres | | Item Type Name | Sealey BT01 12V Digital Battery & Alternator Tester | | Item Weight | 0.29 Kilograms | | Item dimensions L x W x H | 50 x 180 x 255 millimetres | | Item weight | 0.29 Kilograms | | Manufacturer | Sealey | | Manufacturer Part Number | BT01 | | Measurement Type | Battery Tester | | Model Number | 41509168 | | Number of Items | 1 | | Power Source | AC | | Power source | AC | | Product Warranty | 1 Year | | Specification Met | DIN, EN, IEC, MCA, SAE | | Style | Modern | | Style Name | Modern | | Unit Count | 1.0 count | ## Product Details - **Brand:** Sealey - **Colour:** White - **Item weight:** 0.29 Kilograms - **Power source:** AC - **Style:** Modern ## Images ![Sealey BT01 Digital Battery and Alternator Tester, 12 V - Image 1](https://m.media-amazon.com/images/I/712QPy3JIdL.jpg) ![Sealey BT01 Digital Battery and Alternator Tester, 12 V - Image 2](https://m.media-amazon.com/images/I/81jZuhH3SAL.jpg) ![Sealey BT01 Digital Battery and Alternator Tester, 12 V - Image 3](https://m.media-amazon.com/images/I/81DFoNcwuZL.jpg) ![Sealey BT01 Digital Battery and Alternator Tester, 12 V - Image 4](https://m.media-amazon.com/images/I/81NLy62OQAL.jpg) ![Sealey BT01 Digital Battery and Alternator Tester, 12 V - Image 5](https://m.media-amazon.com/images/I/61PO8KBEZTL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Does exactly what you want *by A***R on 14 February 2026* Brilliant , does exactly what it says . Great product ## Frequently Bought Together - Sealey Bt01 Digital Battery & Alternator Tester 12V - Laser 6687 Caliper Hooks 2pc - Toolwiz Hose Clamp Pliers, Heavy Duty Hose Clip Pliers, Automotive Tools Auto Repairing Tool for Car Water Pipe Ring-Type and Swivel Flat-Band Clamps (Black) --- ## 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.jp/products/51091053-sealey-bt01-digital-battery-and-alternator-tester-12-v](https://www.desertcart.jp/products/51091053-sealey-bt01-digital-battery-and-alternator-tester-12-v) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-20*