---
product_id: 76883216
title: "Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch"
brand: "wholesale sensors"
price: "€ 33.78"
currency: EUR
in_stock: true
category: "Wholesale Sensors"
url: https://www.desertcart.sk/products/76883216-pentair-42001-0063s-replacement-high-limit-switch-12-month-warranty
store_origin: SK
region: Slovakia
---

# 135°F cut-off temp OEM precise fit easy install in minutes Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch

**Brand:** wholesale sensors
**Price:** € 33.78
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your pool heater cool, safe, and stress-free with precision you can trust!

## Quick Answers

- **What is this?** Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch by wholesale sensors
- **How much does it cost?** € 33.78 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/76883216-pentair-42001-0063s-replacement-high-limit-switch-12-month-warranty)

## Best For

- wholesale sensors enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Premium brass construction resists corrosion, ensuring long-lasting performance in humid environments.
- • **Quick DIY Installation:** Replace your faulty switch in minutes without specialized tools—get back to relaxing faster.
- • **Seamless OEM Compatibility:** Direct replacement for Pentair MasterTemp & Max-E-Therm models for hassle-free upgrades.
- • **Precision Overheat Protection:** Safeguard your pool heater with a 135°F automatic cut-off to prevent costly damage.
- • **Trusted USA Quality & Support:** Backed by a 12-month warranty and dedicated American customer service for peace of mind.

## Overview

The Pentair 42001-0063S Replacement High Limit Switch is a durable, brass-built safety device designed to prevent overheating in Pentair pool heaters by cutting off power at 135°F. Compatible with MasterTemp and Max-E-Therm models, it offers easy installation and is backed by a 12-month warranty and USA-based support, ensuring reliable, long-term protection for your pool or spa heating system.

## Description

Buy Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch: Pool Heater & Heat Pump Parts - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- RELIABLE POOL & SPA HEATER PROTECTION – The Pentair Replacement High Limit Switch 42001-0063S is a crucial safety component that prevents overheating in your pool or spa heater. Designed for optimal temperature regulation, this high-limit switch ensures your heating system runs safely and efficiently. Its precision engineering helps extend the lifespan of your equipment, making it an essential replacement part for maintaining a well-functioning heating system.
- COMPLETE REPLACEMENT SWITCH WITH PRECISE COMPATIBILITY – This package includes one high-limit switch 42001-0063S, designed as a direct replacement for Pentair MasterTemp and Max-E-Therm heater models, including SR200, SR333, and SR400. Engineered for seamless integration, it matches OEM specifications for size and performance, ensuring a hassle-free replacement. The switch operates at a cut-off temperature of 135°F, safeguarding your heater from excessive heat damage.
- DURABLE & HIGH-QUALITY CONSTRUCTION – Manufactured with premium-grade materials, this high-limit switch is built to endure harsh pool and spa environments. Its corrosion-resistant design ensures longevity, even in high-humidity conditions. The internal sensor is engineered for precise thermal detection, providing consistent and reliable performance. This quality construction guarantees your pool or spa heater maintains a safe and steady operation for years to come.
- SIMPLE INSTALLATION FOR INSTANT USE – Designed for easy installation, this high-limit switch can be replaced quickly without the need for specialized tools. Just remove the faulty switch, secure the new one in place, and restore your heater’s safety function within minutes. Ideal for pool and spa owners looking for a straightforward solution, this switch enhances your heater’s reliability while preventing costly damage caused by overheating.
- TRUSTED USA MANUFACTURER WITH 12-MONTH WARRANTY – Backed by Wholesale Sensors, a reputable USA-based manufacturer, this high-limit switch is tested for accuracy and reliability. With a 12-month warranty included, you can be confident in the quality and durability of your purchase. Our dedicated customer support team is available to assist you, ensuring you receive a reliable product that meets or exceeds industry standards.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07GCVHVFC |
| Best Sellers Rank | #61,812 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #22 in Swimming Pool Heater Parts |
| Brand Name | Wholesale Sensors |
| Circuit Type | 1-way |
| Color | Brass |
| Compatible Devices | Pentair MasterTemp, Pentair Max-E-Therm, Pentair SR200, Pentair SR333, Pentair SR400 |
| Connectivity Protocol | Wi-Fi |
| Connector Type | Male-to-female |
| Contact Material | Brass |
| Contact Type | Normally Open |
| Control Method | Touch |
| Control Type | Automatic |
| Current Rating | 15 Amps |
| Customer Reviews | 4.5 4.5 out of 5 stars (252) |
| International Protection Rating | IP00 |
| Item Dimensions | 2 x 1 x 2 inches |
| Manufacturer | Wholesale Sensors |
| Material Type | Brass |
| Model | 42001-0063S |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Number of Positions | 1 |
| Operating Voltage | 120 Volts (AC) |
| Operation Mode | Automatic |
| Part Number | 42001-0063S |
| Switch Type | Limit Switch, Temperature Switch |
| Terminal | Through Hole |
| UPC | 757347651180 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 135 Degrees Fahrenheit |
| Warranty Description | 12-month warranty on any manufacturers defect from date of purchase. |

## Product Details

- **Brand:** Wholesale Sensors
- **Connector Type:** Male-to-female
- **Contact Type:** Normally Open
- **Current Rating:** 15 Amps
- **Item dimensions L x W x H:** 2 x 1 x 2 inches
- **Material:** Brass
- **Operating Voltage:** 120 Volts (AC)
- **Operation Mode:** Automatic
- **Switch Type:** Limit Switch, Temperature Switch
- **Terminal:** Through Hole

## Images

![Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch - Image 1](https://m.media-amazon.com/images/I/61dpXlCcXNL.jpg)
![Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch - Image 2](https://m.media-amazon.com/images/I/71IkV7vgRqL.jpg)
![Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch - Image 3](https://m.media-amazon.com/images/I/71utzqkN09L.jpg)
![Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch - Image 4](https://m.media-amazon.com/images/I/81fmmb4gRLL.jpg)
![Pentair 42001-0063S Replacement High Limit Switch | 12-Month Warranty & USA Support | Designed for Pool Heater Repair | Easy Installation Switch - Image 5](https://m.media-amazon.com/images/I/81vgv8JietL.jpg)

## Frequently Bought Together

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-09-04*