---
product_id: 12166511
title: "Nitro, 12000, and 21000 Replacement Solenoid 1 in. | S20PSAK"
brand: "weathermatic"
price: "¥7360"
currency: JPY
in_stock: true
reviews_count: 8
category: "Weathermatic"
url: https://www.desertcart.jp/products/12166511-nitro-12000-and-21000-replacement-solenoid-1-in-s20psak
store_origin: JP
region: Japan
---

# High-Quality Plastic ISO 9001 Certified 1-inch Slip Connection Nitro, 12000, and 21000 Replacement Solenoid 1 in. | S20PSAK

**Brand:** weathermatic
**Price:** ¥7360
**Availability:** ✅ In Stock

## Summary

> 🔩 Upgrade Your Irrigation Game!

## Quick Answers

- **What is this?** Nitro, 12000, and 21000 Replacement Solenoid 1 in. | S20PSAK by weathermatic
- **How much does it cost?** ¥7360 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/12166511-nitro-12000-and-21000-replacement-solenoid-1-in-s20psak)

## Best For

- weathermatic enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Perfectly sized at 1.25 x 1.5 x 24 inches for versatile installations.
- • **Reliable Performance:** Designed to meet ISO 9001 standards for peace of mind.
- • **Precision Engineering:** Crafted with high-quality materials for durability.
- • **Lightweight Efficiency:** Weighing only 3.84 ounces, it’s easy to handle and install.
- • **Effortless Installation:** Slip connection type for quick and easy setup.

## Overview

The WeathermaticNitro Replacement Solenoid (Model S20PSAK) is a high-quality, ISO 9001 certified solenoid valve designed for efficient irrigation systems. With a compact size of 1.25 x 1.5 x 24 inches and a lightweight design of just 3.84 ounces, it features a durable plastic construction and a reliable 1-inch slip connection for easy installation.

## Description

Weathermatic s20psak solenoid for 1 n-100 series valves Weathermatic S20PSAK Solenoid For 1 Weathermatic s20psak m24esak wm solenoid

Review: It works - This worked well to replace a faulty solenoid.
Review: Weathermatic M24E replacement solenoid - Was a perfect replacement for Weathermatic M24E solenoid. Was an exact fit and easy to install.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001QV1DTY |
| Best Sellers Rank | #24,729 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #13 in Solenoid Valves |
| Brand | Weathermatic |
| Brand Name | Weathermatic |
| Connector Type | Slip |
| Customer Reviews | 4.6 out of 5 stars 202 Reviews |
| Exterior Finish | Plastic |
| Inlet Connection Size | 1 inches |
| Inlet Connection Type | Slip |
| Item Dimensions | 1.25 x 1.5 x 24 inches |
| Item dimensions L x W x H | 1.25 x 1.5 x 24 inches |
| Manufacturer | Weathermatic |
| Manufacturer Part Number | S20PSAK |
| Model Number | S20PSAK |
| Number of Ports | 2 |
| Outlet Connection Size | 1 inches |
| Outlet Connection Type | Sweat |
| Set Name | N-100 series |
| Size | 45 cubic inches |
| Thread Size | 1 inch |
| Thread Type | NPT |
| UPC | 078053410275 |
| Unit Count | 1 Count |
| Valve Type | Solenoid Valve |

## Product Details

- **Brand:** Weathermatic
- **Item dimensions L x W x H:** 1.25 x 1.5 x 24 inches
- **Inlet Connection Size:** 1 Inches
- **Outlet Connection Size:** 1 Inches
- **Manufacturer:** Weathermatic
- **UPC:** 078053410275

## Images

![Nitro, 12000, and 21000 Replacement Solenoid 1 in. | S20PSAK - Image 1](https://m.media-amazon.com/images/I/51TA5seoXBL.jpg)

## Questions & Answers

**Q: can this replace nelson 7962 solenoid?**
A: not without an adapter

**Q: Will this work with the sb-10 valve?**
A: Yes these work with the silver bullet line

**Q: Does anyone know the diameter of the threads. Most solenoids are 3/4" but this one looks smaller. Thank you**
A: These are 3/4” but are specific thread pattern for webstermatic valves.

**Q: I have some older valves I think a solenoid is bad. They are cylindrical. Will this world?**
A: That is the old style
Yes these will work

## Customer Reviews

### ⭐⭐⭐⭐⭐ It works
*by K***O on July 3, 2025*

This worked well to replace a faulty solenoid.

### ⭐⭐⭐⭐⭐ Weathermatic M24E replacement solenoid
*by I***! on July 23, 2026*

Was a perfect replacement for Weathermatic M24E solenoid. Was an exact fit and easy to install.

### ⭐⭐⭐⭐⭐ Very good service
*by A***R on July 11, 2026*

It was just what I needed !!!!!

## Frequently Bought Together

- Weathermatic Nitro, 12000, and 21000 Replacement Solenoid 1 in. | S20PSAK
- Rain Bird WPCONN10 Waterproof Grease Cap Wire Connectors, 10-Pack, Black/Green
- Weathermatic 12000 Replacement Valve Diaphragm 1 in. | 110-003SAK

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**Shop now:** [https://www.desertcart.jp/products/12166511-nitro-12000-and-21000-replacement-solenoid-1-in-s20psak](https://www.desertcart.jp/products/12166511-nitro-12000-and-21000-replacement-solenoid-1-in-s20psak)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-04*