Testo 552i App-Controlled Wireless Vacuum Probe I for HVAC Systems โ€“ with Bluetooth

TLDR Review: Testo 552i Vacuum Probe

Published: September 28th, 2024

Score

The Testo 552i App-Controlled Wireless Vacuum Probe earns its high score for its accuracy and ease of use, with many users praising its efficient Bluetooth connectivity and the ability to monitor vacuum levels through an app. However, there are notable concerns regarding product reliability, particularly issues with leaks and units not holding a vacuum, highlighting the importance of thorough quality checks. Overall, it is viewed as a strong addition to HVAC tools, particularly for DIY installations.

7.1/10
Overall

Pros

  • โ€ขOffers high accuracy, making it reliable for HVAC systems.
  • โ€ขEasy to use, with straightforward app integration.
  • โ€ขSupports evacuation monitoring.
  • โ€ขCompact and wireless with Bluetooth capabilities, offering convenience.
  • โ€ขData can be saved to the app for future review.

Cons

  • โ€ขNo display without the app, limiting its standalone functionality.
  • โ€ขPotential for leaks reported by some users.
  • โ€ขFull functionality depends heavily on the app, which might not always be ideal in all situations.

Bottom Line

The Testo 552i App-Controlled Wireless Vacuum Probe is a solid choice for HVAC professionals looking for a high-accuracy, compact, and wireless vacuum gauge. Its app-controlled features make data saving and evacuation monitoring convenient. However, be prepared for some reliance on the app for full functionality and potential leak issues.

Product Score

Based on professional reviews and customer feedback

7.1/10
Overall
7.1
Consumer

Why this score?

The Testo 552i App-Controlled Wireless Vacuum Probe earns its high score for its accuracy and ease of use, with many users praising its efficient Bluetooth connectivity and the ability to monitor vacuum levels through an app. However, there are notable concerns regarding product reliability, particularly issues with leaks and units not holding a vacuum, highlighting the importance of thorough quality checks. Overall, it is viewed as a strong addition to HVAC tools, particularly for DIY installations.

8+ Excellent
6-8 Good
4-6 Average
<4 Poor
Lowest at Amazon
$134.60 at Amazon
Lowest at any Popular Retailer
$129.91 at AliExpress.com

Where to Buy

Prices last updated: August 4th 2025 7:20 pm
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