---
product_id: 397797403
title: "Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black"
brand: "blue sea systems"
price: "¥2241"
currency: JPY
in_stock: true
reviews_count: 5
category: "Blue Sea Systems"
url: https://www.desertcart.jp/products/397797403-blue-sea-systems-4138-weatherdeck-toggle-switch-boot-black
store_origin: JP
region: Japan
---

# Marine-grade durability Weather-resistant boot Momentary on/off toggle Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black

**Brand:** blue sea systems
**Price:** ¥2241
**Availability:** ✅ In Stock

## Summary

> ⚓ Stay in command, rain or shine – toggle with confidence!

## Quick Answers

- **What is this?** Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black by blue sea systems
- **How much does it cost?** ¥2241 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/397797403-blue-sea-systems-4138-weatherdeck-toggle-switch-boot-black)

## Best For

- blue sea systems enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Simple fitment with a sleek black finish that complements any marine dashboard setup.
- • **Trusted Marine Brand:** Blue Sea Systems, a leader in boating electrical components, guarantees quality and performance.
- • **Compact & Lightweight:** At just 14g and compact dimensions, it fits effortlessly without adding bulk to your control panel.
- • **Seamless Marine Protection:** WeatherDeck boot shields your toggle switch from harsh marine elements, ensuring longevity and reliability.
- • **Precision Momentary Control:** Designed for momentary 'on' switching, perfect for quick, responsive marine operations.

## Overview

The Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot is a compact, weather-resistant protective cover designed specifically for momentary toggle switches in marine environments. Manufactured in Taiwan, it offers durable protection against water and weather, ensuring reliable switch operation on boats and watercraft.

## Description

Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black

Review: Works both on and off!
Review: it is momentary "on" switch

## Features

- Country Of Origin : Taiwan
- The Package Height Of The Product Is 4.44 Inches
- The Package Length Of The Product Is 1 Inches
- The Package Width Of The Product Is 2.69 Inches
- Part number: 4138-BSS

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000MMC7HU |
| Best Sellers Rank | #124,222 in Sporting Goods ( See Top 100 in Sporting Goods ) #5 in Boat Toggle Switches |
| Department | unisex-adult |
| Item model number | 4138 |
| Manufacturer | Blue Sea Systems |
| Product Dimensions | 10.16 x 7.62 x 2.54 cm; 14 g |

## Product Details

- **Brand:** Blue Sea Systems
- **Material:** Plastic
- **Mounting type:** Panel Mount
- **Terminal:** Blade
- **Voltage:** 12 Volts

## Images

![Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black - Image 1](https://m.media-amazon.com/images/I/31fhfzi2naL.jpg)
![Blue Sea Systems 4138 WeatherDeck Toggle Switch Boot, Black - Image 2](https://m.media-amazon.com/images/I/51snJKCP9cL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***M on 23 November 2023*

Works both on and off!

### ⭐⭐ Review
*by M***R on 9 January 2019*

it is momentary "on" switch

### ⭐⭐⭐⭐⭐ Review
*by P***S on 22 February 2025*

Weatherproof but made sure installed upside down so water can drain off. Works well.

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**Shop now:** [https://www.desertcart.jp/products/397797403-blue-sea-systems-4138-weatherdeck-toggle-switch-boot-black](https://www.desertcart.jp/products/397797403-blue-sea-systems-4138-weatherdeck-toggle-switch-boot-black)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-19*