--- product_id: 627842963 title: "OPTIMA® Batteries Digital 400+ 12 Volt Battery Maintainer and Charger" brand: "optima" price: "¥53320" currency: JPY in_stock: true category: "Optima" url: https://www.desertcart.jp/products/627842963-optima-batteries-digital-400-12-volt-battery-maintainer-and-charger store_origin: JP region: Japan --- # 4-color LED status bar 4A peak charging current Reverse polarity & over-temp protection OPTIMA® Batteries Digital 400+ 12 Volt Battery Maintainer and Charger **Brand:** optima **Price:** ¥53320 **Availability:** ✅ In Stock ## Summary > ⚡ Keep your power game strong — charge smarter, last longer! ## Quick Answers - **What is this?** OPTIMA® Batteries Digital 400+ 12 Volt Battery Maintainer and Charger by optima - **How much does it cost?** ¥53320 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/627842963-optima-batteries-digital-400-12-volt-battery-maintainer-and-charger) ## Best For - optima enthusiasts ## Why This Product - Trusted optima brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Energy Saver Mode:** Auto-maintain your battery’s health during short or long-term storage while minimizing power use. - • **Safety-First Tech:** Spark-free connections combined with reverse polarity and temperature safeguards protect both you and your battery. - • **Smart Digital Selector:** Seamlessly switch between AGM, Lithium, Marine & Powersport batteries for tailored charging. - • **Rapid & Reliable Charging:** Powerful 4 Amp peak current ensures fast, efficient charging without compromising battery longevity. - • **Intuitive LED & LCD Display:** Stay effortlessly informed with a 4-color LED bar plus detailed LCD readouts on charge status and voltage. ## Overview The OPTIMA® Digital 400+ 12V Battery Maintainer and Charger is a versatile, fully automatic device designed for AGM, Lithium, marine, and powersport batteries. Featuring a smart digital selector, multi-color LED status bar, LCD display, and built-in energy saver mode, it ensures optimal battery health and longevity. Safety is paramount with spark-free connections and protections against reverse polarity and overheating. Delivering up to 4 amps peak charging current, it’s the professional’s choice for reliable, efficient battery maintenance. ## Description OPTIMA’s D400+ 12V Performance Battery Maintainer and Charger: Your Reliable Power Companion Keep your batteries in peak condition with our advanced 12V Performance Battery Maintainer and Charger. Designed for a variety of battery types, including OPTIMA AGM, Lithium, 12V auto/marine, powersport AGM, and flooded batteries, this versatile device ensures optimal performance and longevity. Key Features: Digital Battery Type Selector: Easily switch between battery types using the intuitive selector. Whether you’re charging an AGM, Lithium, or traditional 12V battery, our charger adapts effortlessly. Four-Color LED Status Bar: Stay informed at a glance. The LED bar provides clear visual cues on the charger’s status, so you know exactly where your battery stands. Illuminated LCD Screen: Get precise information on state of charge, charge voltage, and charging current. No more guesswork—our screen keeps you in control. Pre-Charge Status Gauge: Monitor battery voltage before charging. This feature ensures safe and efficient charging, preventing overcharging or undercharging. Built-In Energy Saver: Whether you’re storing your battery short-term or for an extended period, our charger conserves energy, maintaining battery health. Spark-Free Connection Technology: Safety first! Our technology ensures secure connections without any risk of sparks during setup. Reverse Polarity and Over-Temperature Protection: Worried about accidental mistakes? Our charger guards against reverse polarity and excessive heat. Powerful 4 Amps Peak Charging Current: Rapidly charge your battery without compromising safety. Complete Package: The kit includes clamps, a ring terminal, and OPTIMA POWERLINK connections for hassle-free setup. Invest in the 12V Performance Battery Maintainer and Charger—a reliable companion for all your battery needs. Whether it’s your car, boat, or powersport vehicle, trust us to keep your batteries ready for action! ## Features - Digital battery type selector: OPTIMA AGM, OPTIMA Li, Auto/Marine, Power Sport Lead Acid batteries - 4 color LED status bar for Analyze, Charging, Conditioning, and Auto Maintain - Built-in Energy Saver Auto Maintain Mode safe for long and short term storage - Reverse polarity and over temperature protection and spark free connection technology - Fully Automatic and extends battery life ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D285RZ5C | | Best Sellers Rank | #18,747 in Automotive ( See Top 100 in Automotive ) #121 in Battery Chargers | | Brand | OPTIMA | | Color | Red | | Connector Type Used on Cable | Battery Clamp, Ring Terminal, OPTIMA POWERLINK | | Current Rating | 4 A | | Customer Reviews | 4.6 4.6 out of 5 stars (165) | | Input Voltage | 120 volts_of_alternating_current | | Item Dimensions D x W x H | 7"D x 3"W x 9"H | | Item Highlight | For AGM, Lithium, Automotive, Marine and Powersport Batteries | | Manufacturer | OPTIMA | | Mfr Part Number | 150-41220 | | Model Number | 150-41220 | | Number of Items | 1 | | Number of Ports | 1 | | Output Voltage | 12 volts_of_direct_current | | Specification Met | UL, CE, FCC | | UPC | 721112916897 | | Unit Count | 1 Count | | Warranty Description | 3 Year Manufacturer | ## Product Details - **Brand:** OPTIMA - **Color:** Red - **Output Voltage:** 12 volts_of_direct_current - **Product Dimensions:** 7"D x 3"W x 9"H - **Specification Met:** UL, CE, FCC ## Images ![OPTIMA® Batteries Digital 400+ 12 Volt Battery Maintainer and Charger - Image 1](https://m.media-amazon.com/images/I/71qDmybmgxL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - OPTIMA Batteries Digital 400+ 12 Volt Battery Maintainer and Charger for AGM, Lithium, Automotive, Marine and Powersport Batteries - Battery Tender Ring Terminal Harness Accessory Cable - 18 inch Cord Adapter with SAE Quick Disconnect - Easy Quick Convenient for Motorcycles, Cars, ATVs and More - 081-0069-6 - Battery Tender 25 Foot Extension SAE Cable - Designed for Use with Battery Tender Chargers - Quick Connect Plugs for Easy Connection to Motorcycle, Cars, ATVs and More - 081-0148-25 --- ## 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/627842963-optima-batteries-digital-400-12-volt-battery-maintainer-and-charger](https://www.desertcart.jp/products/627842963-optima-batteries-digital-400-12-volt-battery-maintainer-and-charger) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-15*