Fluke BT521 Advanced Battery Analyser

Fluke Electronic

Fluke authorised distributor and calibration house.

Fluke's most advanced BT500 series battery analyser, the BT521 performs more testing procedures, includes more accessories and is the most comprehensive solution for testing batteries of any type.

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£ 3,149.00

(£ 3,778.80 inc VAT.)

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The Fluke BT521 Battery Analyser is a multifunctional meter designed for the test and measurement of a stationary battery system. The BT521 can measure the battery internal resistance and voltages. These measurements can be used to determine the overall condition of the system. It can also measure electrical parameters for battery system maintenance, including dc voltage up to 600 V, ac voltage up to 600 V rms, and ripple voltage.

  • Suitable for use in testing stationary batteries and battery backup systems of all types.
  • Optimised user interface with guided setup and audio/visual feedback cues.
  • Measurements: Bat resistance, dc & ac voltage & current, ripple voltage, frequency & bat temperature.
  • Sequence measurement mode: Automatic or manual.
  • Comprehensive logging.
  • Enhanced data analysis.
  • Wireless communication.
  • BTL21 Intelligent Test Probes with long and short extenders, built-in LCD display and speaker.
  • Powered by rechargeable batteries.
  • USB port for download to PC.
  • Screen dimensions: 7.7 cm x 5.6 cm (3 in x 2.2 in).
  • IP rating: IP40.
  • Safety compliance: 600 V CAT III.
  • Drop test requirements: 1 meter.
  • Dimensions: 22 cm x 10.3 cm x 5.8 cm (9 in x 4 in x 2 in).
  • Weight: 850 g (1.9 lb).
  • Fluke BT521 Warranty: 3 years.


Includes: Fluke BT521 Battery Analyser, 4-Wire Test Pin (Set), BTL10 Basic Test lead (Set), TL175 TwistGuard Test Leads with Adapter, 2x L300 Attachable LED Torches, BTL21 Intelligent Test Probe Set with Extender and Temperature Sensor, i410 AC/DC Current Clamp, Lithium Ion Battery, AC Charger, Mini USB Cable, Shoulder Strap, Belt Strap, Magnetic Hanging Strap, FlukeView Battery Management Software, Soft Carrying Case, 2 x Spare Fuses, 100 x Paper Battery Tags.



Fluke BT520 Accessories: Part No.  
Fluke BTL20 4542273 Interactive Battery Analyser Test Probe.
Fluke BTL21 4542286 Interactive Battery Analyzer Test Probe with Temp Sensor.
Fluke BC500 4542299 AC Power Charger.
Fluke BP500 4542300 Lithium-ion Battery 3000 mAh.
Fluke BTL-A 4542258 Voltage/Current Probe Adapter.
Fluke BT500-PROBETIP 4561297 10 replacement probe tips for BTL10, BTL20 and BTL21.
Fluke i410 617727 AC/DC Current Clamp.
Fluke BTL10 4542264 Basic Battery Analyser Test Leads.

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Fluke BT521 Advanced Battery Analyser