---
product_id: 65105963
title: "Reliance Control Corporation WKPBN30 Portable Generator Through-the-wall PWR Transfer Kit, No Size, EMW3790037"
brand: "reliance controls"
price: "¥39246"
currency: JPY
in_stock: true
category: "Reliance Controls"
url: https://www.desertcart.jp/products/65105963-reliance-control-corporation-wkpbn30-portable-generator-through-the-wall-pwr
store_origin: JP
region: Japan
---

# Through-the-wall clean setup 30A 4-contact plug Easy DIY install kit Reliance Control Corporation WKPBN30 Portable Generator Through-the-wall PWR Transfer Kit, No Size, EMW3790037

**Brand:** reliance controls
**Price:** ¥39246
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your peace of mind with a sleek, secure backup solution!

## Quick Answers

- **What is this?** Reliance Control Corporation WKPBN30 Portable Generator Through-the-wall PWR Transfer Kit, No Size, EMW3790037 by reliance controls
- **How much does it cost?** ¥39246 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/65105963-reliance-control-corporation-wkpbn30-portable-generator-through-the-wall-pwr)

## Best For

- reliance controls enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Secure Setup:** Through-the-wall design keeps cords safe and weather-protected, eliminating open doors or windows during outages.
- • **Smart Power Management:** Includes automatic voltage regulation and six indoor outlets with indicator lights for balanced 120V power distribution.
- • **Seamless Power Transfer:** 30 amp 4-contact connector ensures reliable, high-capacity backup power flow.
- • **Versatile Compatibility:** Works perfectly with popular portable generators like WEN 3800, supporting up to 3750W output.
- • **DIY-Friendly Installation:** Comes with all mounting accessories and clear instructions, plus helpful YouTube guides for a professional finish.

## Overview

The Reliance Controls WKPBN30 Portable Generator Through-the-wall Power Transfer Kit offers a clean, professional way to connect your portable generator to your home’s electrical system. Featuring a 30 amp 4-contact plug, automatic voltage regulation, and six indoor outlets, it supports up to 3750 watts of power. Designed for easy DIY installation with included mounting accessories and detailed instructions, this kit ensures safe, weatherproof power transfer through your wall—perfect for millennials seeking reliable backup power without compromising home aesthetics.

## Description

Reliance Control Corporation WKPBN30 Portable Generator Through-the-wall PWR Transfer Kit, No Size, EMW3790037

## Features

- Fittings & PVC Sleeve, 12 inch x 1 inch flat head drill & all mounting accessories

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0743BQDT4 |
| Additional Features | Automatic Voltage Regulation |
| Best Sellers Rank | #77,584 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #65 in Outdoor Generator Transfer Switches |
| Brand Name | Reliance Controls |
| Color | EMW3790037 |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,097) |
| Engine Displacement | 418 cubic centimeters |
| Engine Type | 4 Stroke |
| Frequency | 50 hertz |
| Fuel Type | Gasoline |
| Global Trade Identification Number | 00815181017538 |
| Ignition System Type | Electric |
| Included Components | 1 |
| Item Dimensions L x W x H | 15"L x 15"W x 9.02"H |
| Item Type Name | ELECTRICITY_GENERATOR |
| Item Weight | 3.3 pounds |
| Manufacturer | Reliance Controls |
| Manufacturer Part Number | WKPBN30 |
| Material Type | Plastic |
| Model Name | WKPBN30 |
| Model Number | WKPBN30 |
| Number of Items | 1 |
| Output Wattage | 3750 |
| Power Source | Battery Powered |
| Recommended Uses For Product | Residential |
| Running Wattage | 300 watts |
| Starting Wattage | 7500 watts |
| Tank Volume | 418 cubic centimeters |
| Total Power Outlets | 6 |
| UPC | 815181017538 |
| Unit Count | 1 Count |
| Voltage | 120 |
| Warranty Description | Warranty |
| Wattage | 300 watts |

## Product Details

- **Brand:** Reliance Controls
- **Fuel Type:** Gasoline
- **Included Components:** 1
- **Item Weight:** 3.3 pounds
- **Output Wattage:** 3750
- **Power Source:** Battery Powered
- **Recommended Uses For Product:** Residential
- **Special Feature:** Automatic Voltage Regulation
- **Voltage:** 120
- **Wattage:** 300 watts

## Images

![Reliance Control Corporation WKPBN30 Portable Generator Through-the-wall PWR Transfer Kit, No Size, EMW3790037 - Image 1](https://m.media-amazon.com/images/I/61n7+zvqqRL.jpg)

## Frequently Bought Together

- Reliance Controls Corporation WKPBN30 Portable Generator Through-The-Wall PWR Transfer Kit, No Size, EMW3790037
- Champion Power Equipment 25-Foot 30-Amp 250-Volt Generator Power Cord for Manual Transfer Switch (L14-30P to L14-30R)
- Parkworld 884968 Generator Adapter, 30A Generator 3-Prong to 30A 4-Prong, L5-30P Male to L14-30R for Home Back Power Transfer Switch or House Panel (Compact Adapter)

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**Shop now:** [https://www.desertcart.jp/products/65105963-reliance-control-corporation-wkpbn30-portable-generator-through-the-wall-pwr](https://www.desertcart.jp/products/65105963-reliance-control-corporation-wkpbn30-portable-generator-through-the-wall-pwr)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-18*