--- product_id: 808864891 title: "(1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug" brand: "qulong" price: "153 Lei" currency: RON in_stock: true category: "Qulong" url: https://www.desertcart.ro/products/808864891-1-pack-er6c-3-6v-1800mah-aa-replace-for-f2 store_origin: RO region: Romania --- # 10+ years shelf life 1800mAh high capacity Wide -55°C to +85°C range (1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug **Brand:** qulong **Price:** 153 Lei **Availability:** ✅ In Stock ## Summary > 🔋 Power your essentials with endurance and precision—because every second counts. ## Quick Answers - **What is this?** (1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug by qulong - **How much does it cost?** 153 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/808864891-1-pack-er6c-3-6v-1800mah-aa-replace-for-f2) ## Best For - qulong enthusiasts ## Why This Product - Trusted qulong brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power that Lasts:** 3.6V nominal voltage delivers consistent, reliable energy for critical devices. - • **Long-Term Reliability:** Over a decade of shelf life ensures your devices stay powered through thick and thin. - • **Versatile Compatibility:** Perfect for PLC backups, real-time clocks, automotive electronics, and precision instruments. - • **Ultra-Low Self-Discharge:** Retains over 90% capacity for years with less than 1% annual discharge—ready when you are. - • **Extreme Temperature Resilience:** Operates flawlessly from freezing -55°C to scorching +85°C—no downtime, no worries. ## Overview The ER6C 3.6V 1800mAh AA battery is a high-density Li-SOCl2 power source designed for demanding applications like PLC backup memory, automotive electronics, and instrumentation. It boasts a flat discharge curve, exceptional performance across a wide temperature range (-55°C to +85°C), ultra-low self-discharge (<1% per year), and a shelf life exceeding 10 years, ensuring dependable, long-lasting power for mission-critical devices. ## Description Specification: ER6C AA 3.6V F2-40BL FX PLC special battery Model: ER6C AA/F2-40BL Nominal voltage: 3.6V Milliampere: 1800 mAH Size: 14mm 50.5mm in diameter Li-SOCl2 battery is the actual use of battery energy in a battery is the highest (500 wh/kg, 1000wh/dm3); Discharge curve is extremely flat at normal temperature and medium current density discharge. Within 90% of the capacity range, the work platform remains the same; The battery can be at -40 DEG C~+85 DEG C within the scope of the work is? 9 Ao? -40 DEG C when the capacity is about 50% of the capacity at room temperature, exhibit extremely excellent high temperature performance; The annual discharge rate is <=1%, and storage life is over 10 years  Advantages: High density, high capacity, low self discharge rate, wide temperature range (-55~+85 degrees Celsius) and good durability  Application range: Real time clock, PLC backup memory power supply, automotive electronics, various instruments, meters, equipment and so on. Packaging: 1 * Battery ## Features - Model: ER6C AA/F2-40BL - Nominal voltage: 3.6V - Milliampere: 1800 mAH - Application range: Real time clock, PLC backup memory power supply, automotive electronics, various instruments, meters, equipment and so on. - Packaging: 1 * Battery ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DWS9VDT2 | | Antenna Location | Power Tool | | Battery Capacity | 1800 Milliamp Hours | | Best Sellers Rank | #1,093,800 in Health & Household ( See Top 100 in Health & Household ) #3,862 in AA Batteries | | Brand | QULONG | | Manufacturer | QULONG | | Model Name | ER6C | | Model Number | ER6C | | Reusability | Single Use | | Voltage | 3.6 Volts | | Warranty Description | 2 | ## Product Details - **Battery Capacity:** 1800 Milliamp Hours - **Brand:** QULONG - **Recommended Uses For Product:** Power Tool - **Reusability:** Single Use - **Voltage:** 3.6 Volts ## Images ![(1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug - Image 1](https://m.media-amazon.com/images/I/51divsKe-qL.jpg) ![(1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug - Image 2](https://m.media-amazon.com/images/I/41SKM9HumQL.jpg) ![(1-Pack ER6C 3.6V 1800mah AA Replace for F2-40BL FX PLC Battery with White Plug - Image 3](https://m.media-amazon.com/images/I/41nXqCeCfgL.jpg) --- ## 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.ro/products/808864891-1-pack-er6c-3-6v-1800mah-aa-replace-for-f2](https://www.desertcart.ro/products/808864891-1-pack-er6c-3-6v-1800mah-aa-replace-for-f2) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-07-18*