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Testo 552i Wireless Vacuum Probe

by Testo

Last updated Mar 29, 2026 · 2 revisions

App-controlled wireless vacuum probe with Bluetooth, 1-micron resolution, IP54 rating, and 39-hour battery life for evacuation monitoring.

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About This Product

The Testo 552i is a compact wireless vacuum probe controlled entirely via the Testo Smart App over Bluetooth. Measures from 0 to 20,000 microns with 1-micron resolution in the 0-1000 micron range. Features IP54 protection rating, 39-hour battery life on 3 AAA batteries, 7/16 UNF connection, and operates from -10 to +50C. Enables refrigerant-loss-free measurement through a single service connection.

Capabilities

How this product is delivered and what's included out of the box.

Mobile app
Available
Free trial
No
Free tier
No
Public API
No
Deployment
On Premise

Certifications & Approvals

Independent industry credentials this product holds.

MeasureQuick Compatible

Integrates with MeasureQuick, the diagnostic platform used by HVAC technicians for in-field system performance testing. Data captured in MeasureQuick flows into this product without manual re-entry.

FSH Score Breakdown

Ease of Use
6.5
Features
3.7
Support
5.0
Value
5.5
Integrations
3.0
AI Capabilities
1.5

Customer Reviews

Features

19 features confirmed across 7categories· Showing confirmed capabilities only

Hardware Features5features

IP/Weather RatingIP54 protection class housingQuick-Change ProbesSensor LongevityAutomatic sensor protectionTouchscreen DisplayUSB Data Transfer

Equipment & Asset Management5features

Air Quality MonitoringLong-Term Environmental MeasurementBluetooth Connectivity To Control BoardsAlertsCritical value alertsSelf-Diagnostic Mode

Compliance & Safety3features

Airflow CalculationsCarbon Monoxide MeasurementStatic Pressure Measurement

Reporting & Analytics2features

AnalyticsGraphic illustration of vacuum status in appAudit Report Generation

Mobile & Field Tools2features

Graphical Vacuum Status DisplayBluetooth Probe IntegrationBluetooth connectivity

CRM & Sales1feature

Customer and Site Data Management with One-Touch Setup

Certifications & Standards1feature

MeasureQuick Compatible

Integrations 2 across 1 category

Industry-Specific 2
Fluke Connect
Testo Native

Pricing

Model
Custom
Starting at
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