--- product_id: 686263124 title: "Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440)" brand: "boartechs" price: "€ 135.25" currency: EUR in_stock: true category: "Boartechs" url: https://www.desertcart.be/products/686263124-automatic-voltage-regulator-control-as440-avr-diesel-generator-automatic-voltage store_origin: BE region: Belgium --- # ±1.0% Voltage Regulation Fast 20ms AVR Response Wide Operating Temp Range Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) **Brand:** boartechs **Price:** € 135.25 **Availability:** ✅ In Stock ## Summary > ⚡ Power Perfected: Stay Ahead with Precision Voltage Control! ## Quick Answers - **What is this?** Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) by boartechs - **How much does it cost?** € 135.25 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/686263124-automatic-voltage-regulator-control-as440-avr-diesel-generator-automatic-voltage) ## Best For - boartechs enthusiasts ## Why This Product - Trusted boartechs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Swift Response Time:** 20ms AVR response guarantees instant voltage adjustments, preventing power fluctuations. - • **Precision Voltage Control:** Maintain stable power with ±1.0% regulation for flawless generator performance. - • **Advanced Protection Features:** Includes over-voltage, low-speed, and under-frequency safeguards to protect your generator investment. - • **Robust Temperature Resilience:** Operates seamlessly across wide temperature ranges, ensuring reliability in any environment. - • **Durable Build with Smooth Adjustment:** High-quality materials and smooth potentiometer control for long-lasting, damage-resistant use. ## Overview The AS440 Automatic Voltage Regulator Control Module is a high-precision stabilizer designed for diesel generators, delivering ±1.0% voltage regulation with rapid 20ms response time. Built with durable materials and advanced protection features, it ensures stable, reliable power output across a wide temperature range, making it an essential upgrade for professional-grade generator performance. ## Description Generators.Technical specificationSENSING INPUTVoltage Jumper selectable100-130 Vac 1 phase or190-264 Vac 1 phaseFrequency 50-60 Hz nominalPOWER INPUTVoltage 100-264 V ac 1 phaseFrequency 50-60 Hz nominalOUTPUTVoltage 82 V d. C. @ 200 V a. C.Current continuous 4A (see note 1).Transient 7.5A for 10 secs.Resistance 15 ohms min(10 ohms min when input volts is less than 175 ac)REGULATION+/- 1.0% (see note 2)THERMAL DRIFT0.03% per deg. C change in AVR ambient (see note 3)AVR response: 20 msFiled current to 90%: 80 msMachine Volts to 97%: 300 msEXTERNAL VOLTAGE ADJUSTMENT+/-10% with 1 k ohm 1 watt trimmer (see note 4)Increasing resistance lowers voltage.UNDER FREQUENCY PROTECTIONSet point: 94 -98% Hz (see note 5)UNIT POWER DISSIPATION12 watts maximumBUILD UP VOLTAGE4 Volts @ AVR terminalsANALOGUE INPUTMaximum input: +/- 5 Vdc (see note 6)Sensitivity: 1V for 5% Generator Volts (adjustable)Input resistance 1k ohmQUADRATURE DROOP INPUT10 ohms burdenMax. Sensitivity: 0.07 A for 5% droop 0PFMax. Input: 0.33 AOVER EXCITATION PROTECTIONSet point 75 V dcTime delay 10-15 seconds (fixed)ENVIRONMENTALVibration: 20-100 Hz 50mm/sec100Hz -2kHz 3.3g==========Usage : SVCModel Number : AS440Current Type : ACOrigin : Mainland ChinaCertification : nonevoltage : 220vmaterial : rubberweight : 0.35kgsize : 15.5*10.5*5.5cm ## Features - High Precision, Wide Range Of Operating Temperature, Small Drift Stability. - The Potentiometer Adjustment Is Smooth And Not Easy To Damage. - With Over Voltage Function And Low Speed Function, And Control Of The Generator. - Automatic Voltage Regulator Control Moudle is made of high quality material which can use for a long time. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DQNYQ66Y | | Assembly required | No | | Department | Unisex Adult | | Item Weight | 10.6 ounces | | Item model number | Boartechs | | Manufacturer | Boartechs | | Number of pieces | 1 | | Package Dimensions | 1.18 x 0.79 x 0.39 inches | ## Images ![Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) - Image 1](https://m.media-amazon.com/images/I/61askMVvFQL.jpg) ![Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) - Image 2](https://m.media-amazon.com/images/I/61ZyRKYvQxL.jpg) ![Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) - Image 3](https://m.media-amazon.com/images/I/61mchwXojTL.jpg) ![Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) - Image 4](https://m.media-amazon.com/images/I/61TCC09IO4L.jpg) ![Automatic Voltage Regulator Control AS440 AVR Diesel Generator Automatic Voltage Regulator Control Module Stabilizer alternator Replacements Accessories(Hard Rubber AS440) - Image 5](https://m.media-amazon.com/images/I/71K31vHnsZL.jpg) ## Available Options This product comes in different **Color** options. --- ## 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.be/products/686263124-automatic-voltage-regulator-control-as440-avr-diesel-generator-automatic-voltage](https://www.desertcart.be/products/686263124-automatic-voltage-regulator-control-as440-avr-diesel-generator-automatic-voltage) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-05-25*