---
product_id: 275667303
title: "550s AC Manifold Gauge Set – Manifold Gauges Hvac and Refrigeration – Incl. 2x testo 115i Pipe Clamp Thermometer, 1x testo 552i Micron Gauge Hvac - AC Recharge Kit with Bluetooth"
brand: "testo"
price: "6779 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/275667303-550s-ac-manifold-gauge-set-manifold-gauges-hvac-and-refrigeration
store_origin: RO
region: Romania
---

# ±0.5% pressure accuracy Bluetooth smart app control Wide temp range -58° to 302°F 550s AC Manifold Gauge Set – Manifold Gauges Hvac and Refrigeration – Incl. 2x testo 115i Pipe Clamp Thermometer, 1x testo 552i Micron Gauge Hvac - AC Recharge Kit with Bluetooth

**Brand:** testo
**Price:** 6779 Lei
**Availability:** ✅ In Stock

## Summary

> 📲 Stay cool, stay connected: The smart HVAC pro’s ultimate toolkit!

## Quick Answers

- **What is this?** 550s AC Manifold Gauge Set – Manifold Gauges Hvac and Refrigeration – Incl. 2x testo 115i Pipe Clamp Thermometer, 1x testo 552i Micron Gauge Hvac - AC Recharge Kit with Bluetooth by testo
- **How much does it cost?** 6779 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/275667303-550s-ac-manifold-gauge-set-manifold-gauges-hvac-and-refrigeration)

## Best For

- testo enthusiasts

## Why This Product

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

## Key Features

- • **All-in-One HVAC Powerhouse:** Includes 2 wireless pipe clamp thermometers and 1 wireless micron gauge for seamless, multi-point system diagnostics.
- • **Precision at Your Fingertips:** Experience ultra-accurate temperature and pressure readings with ±0.9°F and ±0.5% accuracy—no guesswork, just confidence.
- • **Smart Connectivity for Pro Pros:** Bluetooth-enabled with the testo smart app for remote monitoring, automatic superheat/subcooling calculations, and instant job site reporting.
- • **Refrigerant Ready & Future-Proof:** Supports all common refrigerants plus A2L types, keeping you ahead in evolving HVAC standards.
- • **Built for Every Climate Challenge:** Wide temperature range from -58°F to 302°F and pressure range up to 870 psi—ready for any HVAC or refrigeration task.

## Overview

The Testo550s AC Manifold Gauge Set is a professional-grade HVAC and refrigeration diagnostic kit featuring wireless temperature and vacuum probes, precise pressure and temperature measurements, and Bluetooth connectivity. Compatible with a broad range of refrigerants including A2L types, it integrates with the testo smart app for remote operation, automatic calculations, and streamlined reporting—empowering technicians to optimize system performance efficiently on the go.

## Description

Testo 550s Digital Manifold KitThe Testo 550s is an advanced digital manifold designed to meet the demands of HVAC professionals working on refrigeration and air conditioning systems, as well as heat pumps. Built for precision, efficiency, and ease of use, it streamlines system diagnostics by providing highly accurate pressure and temperature measurements. Its rugged, compact design ensures durability in harsh working conditions, while the large display allows for easy readability of all critical data at a glance.With integrated Bluetooth connectivity, the Testo 550s enhances workflow efficiency by wirelessly transmitting measurement data to the Testo Smart App, where users can analyze results, generate reports, and store documentation in real-time. This seamless digital integration reduces manual errors, improves reporting accuracy, and simplifies system monitoring, making it an indispensable tool for professionals seeking to optimize their processes.Designed for versatility, the Testo 550s is compatible with a broad range of refrigerants, including A2L refrigerants, ensuring compliance with modern industry standards.Technical Data Testo 550sTemperature Measurement Range: -58° to 302°F (-50 to +150°C)Temperature Measurement Accuracy: +-0.9°F (+-0.5°C)Pressure Measurement Range: -15 to 870 psi (-1 to 60 bar)Pressure Measurement Accuracy: +-0.5% Full ScaleDimensions: 8.27 x 4.76 x 2.36 inches (210 x 121 x 60 mm)Weight: 29.14 oz (826 g)Operating Temperature: -4° to 122°F (-20 to +50°C)Protection Class: IP54Depending on the selected kit, additional accessories such as temperature probes, vacuum measurement instruments, or a protective transport case may be included, providing a tailored solution that meets the diverse needs of HVAC professionals.

## Features

- Versatile; The testo AC manifold gauge set offers extremely precise readings of temperature and pressure on air conditioning systems, refrigeration, as well as heat pumps
- Wide Range; With testo´s ac manifold, you can take advantage of the wide temperature measuring range of -58° to 302 °F / -50 to +150 °C and pressure measuring range of -15 to 870 psi / -1 to 60 bar
- Precise; The ac recharge kit provides reliable data with a temperature accuracy +-0.9 °F / +-0.5 °C and pressure measurement accuracy of +-0.5 % of full-scale value
- Probes; Obtain accurate measurements of temperature, pressure, or vacuum with the hvac manifold gauge set. The kit includes 2 wireless temperature probes and 1 wireless vacuum probe, making system analysis and optimization quick and easy
- Features; The testo hvac gauges supports most common refrigerant types, as well as A2L refrigerants. Combined with the testo smart app, the gauge produces automatic calculations of superheat and subcooling
- Smart App; Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate your refrigerant gauges, execute service and maintenance tasks, and send results directly from the job site

## Product Details

- **Brand:** Testo
- **Material:** Housing Material: ABS/PA/TPE
- **Item dimensions L x W x H:** 8.3 x 4.8 x 2.4 inches
- **Item Weight:** 1 Pounds
- **Manufacturer:** Testo SE & Co. KGaA

## Images

![550s AC Manifold Gauge Set – Manifold Gauges Hvac and Refrigeration – Incl. 2x testo 115i Pipe Clamp Thermometer, 1x testo 552i Micron Gauge Hvac - AC Recharge Kit with Bluetooth - Image 1](https://m.media-amazon.com/images/I/81enGiucdkL.jpg)

## Available Options

This product comes in different **Pattern Name, Style** options.

## Questions & Answers

**Q: How can this unit provide an evacuation function but the unit does not accurately measure microns and requires a separate micron gauge?**
A: You need a separate micron gauge

**Q: Is the warranty valid outside the US?**
A: I don't know I would think so you would have to ship it back to were you bought it .

**Q: Do the games measure microns? or is the separate probe a must?**
A: It will measure microns internally though the hoses. The probs only measure line temps. I have the wireless versions and the kit comes with the micron sensor

**Q: do this kit has hoses?**
A: No. Hoses are separate.

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-07*