---
product_id: 105822884
title: "Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver"
brand: "derale"
price: "¥15874"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/105822884-derale-15721-8an-x-8an-in-line-fluid-thermostat-silver
store_origin: JP
region: Japan
---

# 15 amp max capacity -8AN brass hose barb fittings 180°F preset turn-on temp Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver

**Brand:** derale
**Price:** ¥15874
**Availability:** ✅ In Stock

## Summary

> 🌡️ Stay cool, stay ahead — smart thermostat control that works as hard as you do!

## Quick Answers

- **What is this?** Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver by derale
- **How much does it cost?** ¥15874 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/105822884-derale-15721-8an-x-8an-in-line-fluid-thermostat-silver)

## Best For

- derale enthusiasts

## Why This Product

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

## Key Features

- • **Robust Build Quality:** Durable brass hose barb fittings ensure leak-free, long-lasting connections.
- • **Compact & Lightweight:** Sleek 45g design fits seamlessly into any HVAC or automotive cooling system.
- • **High Electrical Capacity:** Supports up to 15 amps, perfect for demanding remote electric fan setups.
- • **Reliable Turn-Off Threshold:** Automatically disengages at 165°F to maintain ideal system balance.
- • **Precision Temperature Control:** Activates fan exactly at 180°F to prevent overheating and optimize cooling.

## Overview

The Derale 15721-8AN In-Line Fluid Thermostat is a precision-engineered cooling control device preset to activate at 180°F and deactivate at 165°F. Featuring durable brass -8AN fittings and a 15 amp capacity, it ensures efficient fan operation for remote electric coolers, making it an essential upgrade for optimized thermal management in automotive and HVAC systems.

## Description

With a 180 degree farenheit preset turn-on, 165 degree farenheit turn-off, this -8AN x -8AN fluid control thermostat engages the fan on any remote cooler electric fan so that it comes on only when needed. Brass hose barb fittings included in kit. Maximum 15 amp capacity.

## Features

- 180 degree farenheit preset turn-on temperature
- Turn-off temperature is preset at 165 degree farenheit
- -8AN Inlets
- Brass hose 1/2 inch barb fittings included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Derale |
| Brand | Derale |
| Model | In-Line Fan Control -8AN |
| Product Dimensions | 10.8 x 6.99 x 3.51 cm; 45.36 g |
| Item model number | 15721 |
| Manufacturer part number | 15721 |
| OEM Part Number | 15721 |
| Mirror adjustment | Button Control |
| Voltage | 230 Volts |
| Item Weight | 45.4 g |

## Product Details

- **Brand:** Derale
- **Model name:** In-Line Fan Control -8AN
- **Controller type:** Push Button
- **Colour:** Silver
- **Temperature Control Type:** Thermostatic
- **Included components:** Brass hose barb fittings
- **Power source:** Electric
- **Item weight:** 0.1 Pounds
- **Voltage:** 230 Volts
- **Material:** Brass

## Images

![Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver - Image 1](https://m.media-amazon.com/images/I/51j9D1XYgdL.jpg)
![Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver - Image 2](https://m.media-amazon.com/images/I/51LDqyOkGCL.jpg)
![Derale 15721-8AN x -8AN In-Line Fluid Thermostat,Silver - Image 3](https://m.media-amazon.com/images/I/41M0aFkmWBL.jpg)

---

## 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.jp/products/105822884-derale-15721-8an-x-8an-in-line-fluid-thermostat-silver](https://www.desertcart.jp/products/105822884-derale-15721-8an-x-8an-in-line-fluid-thermostat-silver)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-07*