---
product_id: 83778552
title: "SMARTGEN HGM420N Automatic Start Generator Controller (AMF)"
brand: "laseto"
price: "$950.48"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/83778552-smartgen-hgm420n-automatic-start-generator-controller-amf
store_origin: EC
region: Ecuador
---

# Automatic Start/Stop 1-3 Phase Compatibility Built-in Protection SMARTGEN HGM420N Automatic Start Generator Controller (AMF)

**Brand:** laseto
**Price:** $950.48
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Up Your Peace of Mind!

## Quick Answers

- **What is this?** SMARTGEN HGM420N Automatic Start Generator Controller (AMF) by laseto
- **How much does it cost?** $950.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/83778552-smartgen-hgm420n-automatic-start-generator-controller-amf)

## Best For

- laseto enthusiasts

## Why This Product

- Trusted laseto brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Reliable Performance:** Survives cranking dropouts, ensuring your generator is always ready when you need it.
- • **User-Friendly Design:** Front panel mounting ensures easy access and operation for all users.
- • **Versatile Compatibility:** Designed for both gasoline and diesel gensets, catering to diverse energy needs.
- • **Seamless Power Management:** Experience uninterrupted power with automatic start/stop functionality.
- • **Comprehensive Safety Alerts:** Built-in alarms and warnings provide peace of mind and protect your investment.

## Overview

The SMARTGEN HGM420N Automatic Start Generator Controller is a cost-effective solution for managing generator operations. It is compatible with 1-3 phase gasoline and diesel generators, features a user-friendly front panel design, and includes essential protection mechanisms with built-in alarms and warnings.

## Description

SMARTGEN HGM420N Automatic Start Generator Controller (AMF)

## Features

- Low cost AMF controller designed to start/stop a generator automatically
- Suitable for 1-3 phase gasoline and diesel gensets
- Designed for front panel mounting
- Survives cranking dropouts
- Generator protection, built-in alarms and warnings

## Product Details

- **Brand:** LASETO
- **Wattage:** 400 watts
- **Fuel Type:** Diesel, Gasoline
- **Power Source:** Fuel Powered
- **Recommended Uses For Product:** Commercial
- **Item Weight:** 0.42 Kilograms
- **Voltage:** 240 Volts
- **Special Feature:** Remote Control, Advanced Safety Features
- **Included Components:** Controller, SG485 module, LCD display
- **Color:** Black

## Images

![SMARTGEN HGM420N Automatic Start Generator Controller (AMF) - Image 1](https://m.media-amazon.com/images/I/619qzrsiWUL.jpg)
![SMARTGEN HGM420N Automatic Start Generator Controller (AMF) - Image 2](https://m.media-amazon.com/images/I/71N0IagOUaL.jpg)
![SMARTGEN HGM420N Automatic Start Generator Controller (AMF) - Image 3](https://m.media-amazon.com/images/I/61C3VRIASZL.jpg)

## Questions & Answers

**Q: Re: the hgm420n, can the auto start on mains abnormal be inhibited so it can work as a 2 wire remote start installation?**
A: Yes. The HGM420N model can be controlled via the remote start input or the front panel buttons as well.

**Q: I have an off grid solar system. Can this unit be programmed to auto turn on the generator when the solar batteries run down to a certain level?**
A: Unfortunately, this controller does not monitor the battery bank voltage.
You can check this controller instead:
SmartGen HGM4020T Mobile communication base station + dual power ATS+RS485
https://www.amazon.com/SmartGen-HGM4020T-Mobile-communication-station/dp/B07GH5HNV6

**Q: This product ships from?   hgm400n series**
A: Currently we are shipping this item from our stock in Europe.

**Q: will this detect a power outage?**
A: Yes. This controller detects power outages, start generator and switches load circuits to be powered from generator. When the grid comes back, it switches load circuits back and stops generator. All necessary delay settings could be configured.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.ec/products/83778552-smartgen-hgm420n-automatic-start-generator-controller-amf](https://www.desertcart.ec/products/83778552-smartgen-hgm420n-automatic-start-generator-controller-amf)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-24*