---
product_id: 10426051
title: "Robinair (18191A) R-134a High Side Service Coupler with Red Actuator"
brand: "otc"
price: "S/.362"
currency: PEN
in_stock: true
url: https://www.desertcart.pe/products/10426051-robinair-18191a-r-134a-high-side-service-coupler-with-red
store_origin: PE
region: Peru
---

# 6-ball coupler for stable grip Chrome-plated brass durability Safety sleeve prevents refrigerant loss Robinair (18191A) R-134a High Side Service Coupler with Red Actuator

**Brand:** otc
**Price:** S/.362
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in precision, unlock peak A/C performance!

## Quick Answers

- **What is this?** Robinair (18191A) R-134a High Side Service Coupler with Red Actuator by otc
- **How much does it cost?** S/.362 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/10426051-robinair-18191a-r-134a-high-side-service-coupler-with-red)

## Best For

- otc enthusiasts

## Why This Product

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

## Key Features

- • **Integral Safety Sleeve:** Protects you and your system by preventing refrigerant loss and injury during quick disconnects.
- • **Seamless Compatibility:** Optimized for Robinair Enviro-Guard hoses, delivering flawless access to R-134a high-side service ports.
- • **6-Ball Coupler Stability:** Enhanced grip design ensures secure, leak-free connections every time—no slips, no mess.
- • **Compact & Retrofit-Ready:** Slim profile fits effortlessly into tight engine bays—perfect for modern and legacy A/C systems.
- • **Precision Chrome-Plated Brass:** Engineered for long-lasting corrosion resistance and professional-grade durability.

## Overview

The Robinair 18191A R-134a High Side Service Coupler features a chrome-plated brass body with a red actuator, designed for secure, quick-connect access to automotive R-134a A/C systems. Its 6-ball coupler design offers superior grip stability, while the integral safety sleeve prevents refrigerant loss and injury during disconnection. Compact and retrofit-friendly, it pairs seamlessly with Robinair Enviro-Guard hoses for professional-grade HVAC servicing.

## Description

Robinair (18191A) R-134a High Side Service Coupler with Red Actuator

## Features

- Chrome plated brass, high-side manual coupler with red actuator
- Connects to Robinair Enviro-Guard hoses to allow access to service ports on automotive R-134a A/C systems
- Quick-connect design has an integral safety sleeve that protects against injury and refrigerant loss if the coupler is disconnected under pressure
- Compact design easily fits into tight quarters - especially handy for retrofits
- The 6-ball coupler design provides a more stable grip on the fitting than lesser 4-ball designs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Robinair |
| Brand | OTC |
| Model | Service Coupler with Red Actuator |
| Item Weight | 0.004 ounces |
| Product Dimensions | 2.9 x 3.6 x 1.3 inches |
| Item model number | 18191A |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 18191A |

## Images

![Robinair (18191A) R-134a High Side Service Coupler with Red Actuator - Image 1](https://m.media-amazon.com/images/I/61krmx4D4FL.jpg)

## Frequently Bought Together

- Robinair (18191A) R-134a High Side Service Coupler with Red Actuator
- Robinair (18190A) R-134a Low Side Service Coupler with Blue Actuator
- Robinair 34722 Replacement 9' Long Red and Blue R-134a Enviro-Guard Hose Set for 34788, 34288, and 34134Z RRR Machines

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**Shop now:** [https://www.desertcart.pe/products/10426051-robinair-18191a-r-134a-high-side-service-coupler-with-red](https://www.desertcart.pe/products/10426051-robinair-18191a-r-134a-high-side-service-coupler-with-red)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-13*