Fluke BTL21
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$650
Smart test probe kit designed for the Fluke BT521 Battery Analyzer, featuring built-in temperature sensor, LCD display, and long/short probe extenders for efficient and accurate battery diagnostics.
Fluke BTL21 Interactive Battery Analyzer Probe Set with Temperature Sensor and Extenders – For Fluke 500 Series.
The Fluke BTL21 Interactive Battery Analyzer Probe Set is a high-performance accessory for the Fluke Networks DSX2-5000 CableAnalyzer. Designed specifically for professionals who maintain and test stationary battery systems, this intelligent probe delivers precise readings with added convenience and safety. Its built-in infrared temperature sensor, LCD screen, tri-color pass/fail LED indicator, and audio ID functionality enhance the reliability and speed of your battery testing process.
Whether you’re working in a UPS facility, telecom site, or critical data center, the BTL21 helps reduce downtime and human error while ensuring compliance with routine battery maintenance standards.
Key Features
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Built-in Infrared Temperature Sensor for real-time thermal monitoring
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Integrated LCD Display shows voltage and temperature readings directly on the probe
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Tri-color LED Indicator (green/yellow/red) for pass/fail test result at a glance
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Voice Battery ID Count to confirm measurement tracking in noisy environments
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Save Button on Probe for immediate data capture and reduced workflow interruption
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Probe Extenders (Long and Short) for flexible access to hard-to-reach battery terminals
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Durable and Ergonomic Design, ideal for field use and extended operation
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Compatible with Fluke BT521 Battery Analyzer
Why Choose the Fluke BTL21?
The Fluke BTL21 is engineered for technicians who demand speed, accuracy, and usability. It enhances battery testing efficiency by eliminating the need to look away from the measurement point. Whether you’re testing a single cell or a full bank, this accessory helps avoid common battery testing pitfalls by enabling consistent and traceable measurements.
Pairing with the Fluke BT521, it forms a complete system that simplifies compliance with maintenance protocols in line with ISO and IEEE standards.
What’s Included
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Fluke BTL21 Intelligent Test Probe
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Long and Short Probe Extenders
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Integrated LCD and LED Indicators
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Temperature Sensor
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Probe Adapter
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User Documentation
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | BTL21 (Part #4542286) |
| Compatibility | Fluke BT521 Battery Analyzer |
| Display | Integrated LCD |
| Temperature Sensor | Infrared (IR) |
| LED Indicator | Tri-color (Green/Yellow/Red) |
| Voice Feature | Voice-based battery ID count |
| Power Source | Powered through Analyzer |
| Product Dimensions (L×W×H) | 23 × 15.8 × 3.8 in (Shipping: 22.95 × 13.80 × 4.50 in) |
| Weight | 3 lbs |
| Origin | China |
| Compliance | Prop 65 Warning |
Applications
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Routine maintenance of UPS systems and backup batteries
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Performance testing in data centers, telecom, and energy facilities
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Diagnostic and troubleshooting for large-scale battery banks
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Compliance testing in line with IEEE/IEC standards
