Safety Testers

Safety Testers (often referred to as Electrical Safety Analysers or Hipot Testers) are essential instruments used to verify that electrical products meet international safety standards. They perform a battery of tests to ensure that a device will not shock the user, catch fire, or fail under electrical stress.

Why Choose a Safety Tester?

Legal Compliance and Certification: Carrying out these tests is a mandatory requirement for CE, UKCA, UL, and CSA marking. A dedicated safety tester provides the documented proof needed for your technical file to show that every unit leaving the factory is safe.
Preventing Electrical Hazards: Unlike a standard multimeter, these testers apply high voltages (up to 5kV or 10kV) and high currents (up to 60A) to stress the insulation and grounding. This reveals hidden defects, such as pinched wires or poor solder joints, that would otherwise go unnoticed.
All-in-One Testing Efficiency: Modern safety testers (like the Kikusui TOS9300 series) combine multiple functions—Hipot, Insulation Resistance, Ground Bond, and Leakage Current—into a single box. This allows for automated "one-button" test sequences, drastically reducing production time.
High Precision and Repeatability: These instruments feature regulated outputs and calibrated trip-limits. This ensures that a product is tested with the exact same parameters every time, eliminating human error and providing a clear "Pass" or "Fail" result.

Core Applications

Production Line End-of-Line (EOL) Testing: The final stage of manufacturing for almost any mains-powered device (from kettles to industrial motors). It ensures that no assembly errors occurred that could lead to a short circuit to the chassis.
Medical Device Testing (IEC 60601): Medical equipment requires much stricter leakage current limits because the patients may be vulnerable or connected to internal electrodes. Specialized safety testers are used to ensure these micro-ampere limits are strictly maintained.
Type Testing in R&D: During the design phase, engineers use safety testers to find the "breakdown point" of new insulation materials or PCB layouts, ensuring there is enough "creepage and clearance" to handle real-world transients.
EV and Solar Infrastructure (High Voltage): Testing the integrity of high-voltage battery packs, SiC inverters, and PV panels. These components operate at hundreds of volts DC, requiring safety testers that can provide 10kV AC/DC to verify the isolation barriers.

SKUBrandImageAC FlashDC FlashInsulation ResistanceImpulse VoltageEarth BondLeakage CurrentPartial DischargeStockPrice
TOS5200KikusuiImage of Kikusui tos5200 5kv ac hipot tester front1 png5kV / 100mAN/AN/AN/AN/AN/AN/AOn Backorder£1,203.00
TOS5301KikusuiImage of Tos53015kV / 100mA6kV / 10mAN/AN/AN/AN/AN/A4£2,099.00
TOS5302KikusuiImage of Tos5302 front5kV / 100mAN/A0.03MΩ – 5GΩN/AN/AN/AN/AOn Backorder£2,099.00
TOS6200AKikusuiImage of Tos6200aN/AN/AN/AN/A3A – 30AN/AN/AOn Backorder£1,818.00
TOS6210KikusuiImage of Tos6210N/AN/AN/AN/A6A – 62AN/AN/A3£2,628.00
TOS9300KikusuiImage of Telonic tos9300 front5kV / 100mAN/A0.001MΩ – 100GΩN/AN/AN/AN/AOn Backorder£3,492.00
TOS9301KikusuiImage of Telonic tos9301 front5kV / 100mA7.2kV / 100W0.001MΩ – 100GΩN/AN/AN/AN/A2£4,192.00
TOS9301PDKikusuiImage of Telonic tos9301 front5kV / 100mA7.2kV / 100W0.001MΩ – 100GΩN/AN/AN/AYesOn Backorder£8,645.00
TOS9302KikusuiImage of Telonic tos9302 front5kV / 100mAN/AN/AN/A3A – 42AN/AN/AOn Backorder£4,586.00
TOS9303KikusuiImage of Telonic tos9303 front5kV / 100mA7.2kV / 100W0.001MΩ – 100GΩN/A3A – 42AN/AN/A1£5,289.00
TOS9303LCKikusuiImage of Telonic tos9303lc front5kV / 100mA7.2kV / 100W0.001MΩ – 100GΩN/A3A – 42A1µA – 100mAN/AOn Backorder£7,254.00
TOS9311KikusuiImage of Kikusui tos9311 telonic uk10kV / 50mA10kV / 100W0.001MΩ – 100GΩN/AN/AN/AN/A1£7,092.00
7750-10SMicrotestImage of Mircotest impulse 7750 frontN/AN/AN/A200V – 10000VN/AN/AN/AOn BackorderCall Us
7750-1SMicrotestImage of Mircotest impulse 7750 frontN/AN/AN/A10V – 1200VN/AN/AN/AOn BackorderCall Us
7750-5EMicrotestImage of Mircotest impulse 7750 frontN/AN/AN/A100V – 5200VN/AN/AN/AOn BackorderCall Us
7750-5HMicrotestImage of Mircotest impulse 7750 frontN/AN/AN/A100V – 5200VN/AN/AN/AOn BackorderCall Us
7750-5SMicrotestImage of Mircotest impulse 7750 frontN/AN/AN/A100V – 5200VN/AN/AN/AOn BackorderCall Us

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