---
product_id: 368714257
title: "557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth"
brand: "testo"
price: "$2257.87"
currency: USD
in_stock: true
reviews_count: 5
category: "Testo"
url: https://www.desertcart.us/products/368714257-557s-kit-i-app-operated-digital-manifold-2-x-testo
store_origin: US
region: United States of America
---

# ±0.5% pressure accuracy Bluetooth 4.0 smart connectivity ±0.9°F temperature precision 557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth

**Brand:** testo
**Price:** $2257.87
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your HVAC game with precision, power, and smart control!

## Quick Answers

- **What is this?** 557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth by testo
- **How much does it cost?** $2257.87 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/368714257-557s-kit-i-app-operated-digital-manifold-2-x-testo)

## 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

- • **Deep Vacuum Mastery:** Achieve pinpoint vacuum measurements down to single-digit microns with the testo 552i Micron Gauge—never miss your evacuation target again.
- • **Seamless Smart Integration:** Control and document your HVAC diagnostics remotely via the intuitive testo Smart App—turn your smartphone into a professional toolkit.
- • **All-in-One HVAC Solution Kit:** Replace multiple bulky tools with this compact, Bluetooth-enabled manifold kit including 4 hoses and a rugged transport case—be the pro with the ultimate gear.
- • **Ergonomic Wireless Thermometers:** Clamp on and measure pipe temperatures effortlessly with testo 115i’s wireless design and 1.5” grip—speed up your workflow without the clutter.
- • **Precision that Powers Your Performance:** Experience ultra-accurate pressure and temperature readings with industry-leading ±0.5% and ±0.9°F accuracy—because every decimal counts.

## Overview

The Testo 557s Kit is a professional-grade, Bluetooth-enabled digital manifold system designed for HVAC technicians. It combines highly accurate pressure (±0.5% FS) and temperature (±0.9°F) measurements with wireless pipe clamp thermometers and a deep vacuum micron gauge. The smart app integration enables remote operation and real-time data documentation, streamlining service and maintenance tasks. This all-in-one kit includes 2 testo 115i thermometers, 1 testo 552i micron gauge, 4 hoses, and a durable transport case, making it the ultimate toolset for efficient, precise HVAC diagnostics.

## Description

testo 557s testo gauges hvac - Remote and accurate measurements of pressure, vacuum and pipe temperatureThe testo 557s ac recovery machine is the life-saving tool for every HVAC technician. It replaces a number of tools in the A/C and refrigeration industry and measures pressure, temperature and superheating as well as subcooling fast and reliably. Thanks to its smart Bluetooth integration, data can be measured, stored and evaluated reliably and efficiently from afar, thus saving precious time and resources.Technical Data:Temperature measuring range: -58° to +302°F / - 50° to +150°C Temperature measurement accuracy: +-0.9 °F / +-0.5 °C Temperature measurement resolution: 32.2 °F / 0.1 °C Pressure measuring range: -15 to 870 psi / -1 to 60 bar Pressure measurement accuracy: +-0.5 % of full-scale value Pressure overload relay: 943 psi / 65 bar Vacuum measuring range: 0 to 20000 micron Battery life: 50 hours Battery type: 2 x AA Measuring range: 0.5 sec Weight: 18 oz. / 500 g Dimensions: 6 x 4 x 2 in. / 160 x 110 x 50 mm Hoses: Length: 5 ft. / 1,52 m System requirements: requires iOS 11 or higher; requires Android 6 or higher; requires mobile end device with Bluetooth 4.0Scope of delivery:1 x Testo 557s Manifold with 2 x 115i Pipe Clamp thermometer, 1 x 552i Micron Gauge (4 x hoses with optional Kit) Transport case, Instruction manuals

Review: Great kit,only thing i dislike are the hoses are very cheap
Review: Excelente equipo, se sincroniza sin problemas con la testo smart, de buena calidad y muy profesional, práctico para las mediciones vale la pena el costo

## Features

- ACCURATE; The vacuum gauge replaces multiple HVAC gauges and was developed deliver extremely precise temperature measurement accuracy of +- 0.9 °F and pressure measurement accuracy of +- 0.5% Fs
- USER-FRIENDLY; With its intuitive menu, 4-way valve block and automated probe connection, the manometer provides convenient pressure measurement in areas that are difficult to access
- 552i MICRON GAUGE; The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met
- 115i THERMOMETER; Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes
- SMART APP; Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate your refrigerant gauge, execute service and maintenance tasks, and send results directly from the job site

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08TYT6NFW |
| Brand | Testo |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (222) |
| Date First Available | 25 January 2021 |
| Item Weight | 4.14 Kilograms |
| Material | Housing Material: ABS/PA/TPE |
| Model Number | 0564 5572 01 |
| Product Dimensions | 22.86 x 12.19 x 7.11 cm; 4.14 kg |

## Product Details

- **Brand:** Testo
- **Item dimensions L x W x H:** 22.9 x 12.2 x 7.1 centimeters
- **Item weight:** 9.12 Pounds
- **Manufacturer:** Testo SE & Co. KGaA
- **Material:** Housing Material: ABS/PA/TPE

## Images

![557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth - Image 1](https://m.media-amazon.com/images/I/81H+Bk1V0rL.jpg)

## Questions & Answers

**Q: Can the bluetooth be turned off?**
A: Yes

**Q: can it work on all refrigerants or only out of the list?**
A: It will only give the calculations for super heat and subcooling from the refrigerants listed. If the refrigerant is not listed your pressure temperature will be inaccurate.

**Q: is this considered a charging manifold or a vacuum manifold? I was told there was a difference.**
A: It will do both.

## Customer Reviews

### ⭐⭐⭐⭐ Review
*by S***O on 14 September 2025*

Great kit,only thing i dislike are the hoses are very cheap

### ⭐⭐⭐⭐⭐ Review
*by I***R on 13 February 2025*

Excelente equipo, se sincroniza sin problemas con la testo smart, de buena calidad y muy profesional, práctico para las mediciones vale la pena el costo

### ⭐⭐⭐⭐⭐ Review
*by C***S on 27 November 2025*

Been using these gauges for 5 year and they are perfect tool for the job

## Frequently Bought Together

- Testo 557s AC Manifold Gauge Set – AC Recharge Kit with 2x testo 115i Pipe Clamp Thermometer, 1x testo 552i Micron Gauge, and 4x Hoses – Set with Bluetooth
- Testo 605i | Thermohygrometer for Indoor Temperature and Humidity Measurement | with Bluetooth Support
- Testo 0560 2549 03 549i High-Pressure Gauge 2nd Generation 45 Degree

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-27*