PROSTER T28B TRMS Multimeter, 6000-Count, 20A, NCV and Temperature

Tips for day-to-day use

For checking voltage, current, continuity or temperature around a home workshop, the PROSTER T28B combines several diagnostic functions in one digital multimeter. Its 6000-count display and auto-ranging operation help make readings easier to follow, while the backlit LCD and built-in flashlight support work in dim spaces. Non-contact voltage detection adds a way to check for voltage without touching a conductor with a probe.

Choose this all-in-one approach when you want electrical measurements and temperature checks from the same tool. For jobs that only call for a single type of reading, a dedicated tester may be a simpler fit, the T28B is geared towards switching between different checks.

Pros

The meter measures AC and DC voltage and current, resistance, capacitance, frequency, duty ratio and temperature. It can also test continuity, diodes and transistors, making it useful for a range of troubleshooting tasks in schools, labs, factories and home maintenance. The 20A AC/DC current range and TRMS design bring together key functions for varied electrical checks.

For a practical example, when diagnosing a circuit in a poorly lit work area, the backlight makes the display easier to read and the flashlight helps illuminate the work. A magnetic back and rear bracket offer convenient probe placement, while the data-hold function lets you retain a displayed reading as you note it. The protective silicone cover, overload protection, short-circuit protection, low-battery indication and automatic power-off add useful details for regular handling.

The sampling speed is 3 times per second, and the meter supports both auto and manual range selection. A temperature probe is included for readings from –20 to 1000°C. The supplied leads and alligator clips provide different ways to make test connections, and the cloth bag keeps the kit together for storage or transport.

Specifications

• Name: PROSTER T28B TRMS multimeter
• Display: 6000 counts, backlit LCD
• Measurements: AC/DC voltage and current, resistance, capacitance, frequency, duty ratio, temperature, continuity, diode and transistor tests
• Maximum AC current: 20A
• Maximum DC current: 20A
• Maximum DC voltage: 999.99V
• Temperature probe range: –20 to 1000°C
• Power: 4 AAA batteries
• Dimensions: 22 x 13.5 x 6 cm
• Weight: 640 g
• What’s included: Multimeter with protective holster, test leads, temperature probe, alligator clips, screwdriver, spare fuses, 4 AAA batteries and cloth bag

Questions before you buy

What can the PROSTER T28B measure? It handles AC and DC voltage and current, resistance, capacitance, frequency, duty ratio and temperature. It also provides continuity, diode, transistor and non-contact voltage tests.

Can it help with measurements in a dim workspace? Yes. The backlit LCD helps make readings visible, and the built-in flashlight illuminates the work area. Its magnetic back and rear bracket also support hands-free probe placement.

What comes with the multimeter? The kit includes the meter with protective holster, test leads, a temperature probe, alligator clips, a screwdriver, spare fuses, 4 AAA batteries and a cloth bag.

Buying verdict

The PROSTER T28B suits users who want one meter for varied electrical checks and temperature readings, rather than a tool limited to a single measurement. Its 6000-count display, 20A AC/DC current capability, NCV testing and work-friendly lighting make it a practical fit for home maintenance, workshop troubleshooting and technical settings.