Uni-T UT528AU Portable Appliance Tester (PAT)

The Uni-T UT528AU Portable Appliance Tester (PAT) is a rugged, entry-level solution designed specifically for the Australian and New Zealand markets. Compliant with AS/NZS standards, this battery-powered unit simplifies the safety testing of Class I and Class II appliances, as well as extension leads. Its portable design and hard-wearing construction make it an essential tool for maintenance teams and HVAC contractors who need to ensure site safety on the go.

Built with simplicity in mind, the UT528AU features a straightforward three-button operation that removes the complexity of electrical safety testing. Whether you are checking power tools in the workshop or office equipment on a service call, the clear LCD screen provides immediate Pass/Fail results, ensuring you can move through your testing schedule efficiently without second-guessing readings.

Why It Matters

Regular appliance testing is not just a safety requirement; it is a regulatory obligation for many trades. The UT528AU offers a low-current earth bond test which is safe for sensitive IT equipment, combined with dual 250V and 500V insulation resistance testing. This ensures you can protect your client's hardware while maintaining full compliance with workplace safety standards.

What✓s Included

• ✓ 1 x UT528AU PAT Tester
• ✓ 1 x Heavy-duty hard plastic carry case
• ✓ 1 x Earth bond lead with probe and crocodile clip
• ✓ 1 x Earth nulling adaptor
• ✓ 1 x 240V NZ/AU lead adaptor
• ✓ 1 x Convenient neck strap
• ✓ 6 x 1.5V C batteries
• ✓ 1 x Comprehensive instruction manual

Features & Benefits

• User-Friendly Interface: Three-button operation allows for fast, hassle-free testing sequences.
• Dual Insulation Testing: Includes both 250V and 500V insulation resistance test modes.
• Sensitive Equipment Safe: Low current earth bond testing prevents damage to modern electronics and IT gear.
• Long Lead Mode: Specifically designed to handle extension cords exceeding 30 meters without false failures.
• Earth Lead Nulling: Allows you to zero out lead resistance for higher accuracy in earth bond testing.
• Clear Visual Results: Large LCD (136mm x 47mm) displays automatic PASS or FAIL indicators.

Applications

• ✓ Testing HVAC service tools and vacuum pumps.
• ✓ Routine safety checks on Class I and Class II portable appliances.
• ✓ Testing extension leads and power boards on-site.
• ✓ Maintenance of office computers, monitors, and peripherals.

Tradie Pro Tip

Always use the included earth nulling adaptor before starting your day. Zeroing out the resistance of your test leads ensures that you get an accurate reading every time, preventing those annoying false fails on equipment that is actually in perfect working order.

Pair With

• ✓ PASS/FAIL Heavy Duty Test Tags
• ✓ Uni-T Digital Multimeters
• ✓ Insulated Screwdriver Sets

Keep Your Space Clean

Ensure your workplace stays compliant and your team stays safe. Add the Uni-T UT528AU to your kit today for fast, reliable appliance testing. Shop the full range of electrical testers at HVAC Shop for all your site maintenance needs!