---
product_id: 201963981
title: "Sealco Service Relay Valve 4-Port Rv015 110380"
brand: "sealco"
price: "$218.76"
currency: USD
in_stock: true
reviews_count: 1
url: https://www.desertcart.us/products/201963981-sealco-service-relay-valve-4-port-rv015-110380
store_origin: US
region: United States of America
---

# 4 delivery ports for precise control 3/8" pipe thread control & delivery ports 1.5 psi nominal crack pressure for responsiveness Sealco Service Relay Valve 4-Port Rv015 110380

**Brand:** sealco
**Price:** $218.76
**Availability:** ✅ In Stock

## Summary

> 🛑 Elevate your trailer’s brake game with precision and power!

## Quick Answers

- **What is this?** Sealco Service Relay Valve 4-Port Rv015 110380 by sealco
- **How much does it cost?** $218.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/201963981-sealco-service-relay-valve-4-port-rv015-110380)

## Best For

- sealco enthusiasts

## Why This Product

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

## Key Features

- • **Built for Durability:** Engineered to withstand demanding trailer brake systems—trust in every mile.
- • **Seamless Replacement:** Direct swap for Sealco 110380 relay valve—no hassle, just performance.
- • **Precision Port Sizing:** 3/8" control and delivery ports plus 3/4" reservoir port for perfect fit and flow.
- • **Responsive Performance:** Nominal crack pressure at 1.5 psi ensures quick, reliable brake activation.
- • **Optimized Brake Control:** Designed for tandem axle trailers with four brake chambers—ultimate stopping power.

## Overview

The Sealco Service Relay Valve 4-Port RV015 110380 is a direct replacement valve engineered for tandem axle trailers with four brake chambers. Featuring four delivery ports and standardized pipe thread sizes (3/8" for control and delivery, 3/4" for reservoir), it ensures precise brake control with a nominal crack pressure of 1.5 psi for responsive activation.

## Description

Direct replacement for Sealco 110380 relay valveUsed primarily for tandem axle trailer service brakes with four brake chambers4 Delivery portsControl port size = 3/8" pipe threadReservoir port size = 3/4" pipe threadDelivery port size = 3/8" pipe threadNominal Crack Pressure = 1.5 psi

## Features

- Sealco Service Relay Valve 4-Port Rv015 110380

## Product Details

- **Connector Type:** Pipe Thread
- **Contact Material:** Copper
- **Contact Type:** Normally Open
- **Mounting Type:** Surface Mount
- **Brand:** SEALCO

## Images

![Sealco Service Relay Valve 4-Port Rv015 110380 - Image 1](https://m.media-amazon.com/images/I/31CRTMjNQvL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    It's what I needed!
  

*by J***Y on Reviewed in the United States on November 10, 2022*

Product was as advertised.

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**Shop now:** [https://www.desertcart.us/products/201963981-sealco-service-relay-valve-4-port-rv015-110380](https://www.desertcart.us/products/201963981-sealco-service-relay-valve-4-port-rv015-110380)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-10*