---
product_id: 75908452
title: "Mother Board/PCB of Inverter 300 watt"
brand: "rashri"
price: "S$35"
currency: SGD
in_stock: true
category: "Rashri"
url: https://www.desertcart.sg/products/75908452-mother-board-pcb-of-inverter-300-watt
store_origin: SG
region: Singapore
---

# 300W Power Output 160-260V AC Input Range Automatic Thermal Shutdown Mother Board/PCB of Inverter 300 watt

**Brand:** rashri
**Price:** S$35
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your productivity with smart, safe, and steady energy!

## Quick Answers

- **What is this?** Mother Board/PCB of Inverter 300 watt by rashri
- **How much does it cost?** S$35 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/75908452-mother-board-pcb-of-inverter-300-watt)

## Best For

- rashri enthusiasts

## Why This Product

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

## Key Features

- • **Smart Safety Features:** Built-in thermal shutdown and overload protection for worry-free operation.
- • **User-friendly Control:** On/Off switch for fan control and low battery alarm for proactive maintenance.
- • **Power-packed Performance:** Reliable 300W output to keep your devices running smoothly without compromise.
- • **Wide Voltage Compatibility:** Handles 160-260V AC input, perfect for fluctuating power environments.
- • **Seamless Battery Integration:** Delivers stable 210-240V output on battery, ensuring uninterrupted power backup.

## Overview

The Rashri 300W inverter motherboard/PCB is a transformer-less, microcontroller and MOSFET-based circuit board designed for efficient power conversion. It supports a wide input voltage range (160-260V AC) and outputs stable 210-240V on battery, featuring advanced protections like automatic thermal shutdown, overload protection, reverse polarity protection, and low battery alarm to ensure reliable and safe operation in demanding environments.

## Description

Mother board / PCB of Inverter 300 watt relay RASHRI Design/Company name VARY Micro-controller and Mosfet based , Without Transformer Kit, Power rating: 300W , Frequency: 50Hz Input voltage: 160-260V ac for Charging and mains out , Output voltage: 210-240V (on battery) , On/Off switch control the fan , Automatic Thermal Shutdown Extra Surge Capacity , Overload Protection Low Battery Alarm/Shut Off Reverse Polarity Protection. Make sure the electrical power of the equipment used are under the electrical power of the inverter (300w).

## Features

- Mother board / PCB of Inverter 300 watt relay
- Frequency: 50Hz Input voltage: 160-260V AC
- Without Transformer Kit, Power rating: 300W

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07D2214H9 |
| Best Sellers Rank | #8,507 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #27 in Motherboards |
| Brand Name | Rashri |
| Compatible Processors | Rockwell Automation RM |
| Country of Origin | India |
| Customer Reviews | 3.1 3.1 out of 5 stars (98) |
| Graphics Card Interface | Integrated |
| Main Power Connector Type | 24-Pin |
| Manufacturer | Rashri |
| Manufacturer Part Number | RASHRI103 |
| Model Name | RASHRI103 |
| Model Number | RASHRI103 |
| RAM Memory Technology | DRAM |
| S/PDIF Connector Type | Optical |

## Product Details

- **Brand:** Rashri
- **Compatible Processors:** Rockwell Automation RM
- **Main Power Connector Type:** 24-Pin
- **Model Name:** RASHRI103
- **RAM Memory Technology:** DRAM

## Images

![Mother Board/PCB of Inverter 300 watt - Image 1](https://m.media-amazon.com/images/I/819JsXh+fBL.jpg)

## Questions & Answers

**Q: Ican use 12 volt 9ah battery**
A: yes you can use 12v 9ah battery

**Q: can i run without transformer ? and how watt ?**
A: No

**Q: Whether mother board shall be supplied with components as shown in the diplayed picture of product?**
A: yes

**Q: What's the time to transfer from mains to bettery or a tv will restart when Power cut???” please answer..**
A: depends on Circuit

## Frequently Bought Together

- RASHRI Mother Board/PCB of Inverter 300 watt
- RASHRI ; One For All Mother Board/PCB of Inverter 100 watt with Relay Used for Wi Fi/Mobile Charger

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**Shop now:** [https://www.desertcart.sg/products/75908452-mother-board-pcb-of-inverter-300-watt](https://www.desertcart.sg/products/75908452-mother-board-pcb-of-inverter-300-watt)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-11-08*