SPECIFICATIONS

NJTY T21 Professional True RMS Digital Multimeter 6000 Counts True-RMS Auto/ Manual Range AC/DC Voltage Anti-Burn Voltmeter

             NJTY T21 Series Multifunction Digital Multimeter - Accurate Measurement for Multiple Needs  

Core Advantages

- Multi-purpose: All series support AC/DC voltage/current, resistance, capacitance, NCV non-contact voltage detection and other basic functions, covering daily testing scenarios.

- Portable and efficient: lightweight handheld design, with automatic shutdown function, suitable for outdoor, workshop, home and other scenes

- Safe and Reliable: It meets CAT III 600V safety standard and is equipped with anti-firing protection technology to ensure the safety of use in

- Intelligent upgrading: T-RMS true RMS technology (some models), auto ranging (some models), and high-precision 6000 count display ensure accurate capture of complex waveforms and tiny signals.
   Analysis of the differences between the four models - choose according to needs, accurate matching

1. T21A Basic Model
-Manual range control: 2000 counts display, suitable for professional users who are used to manual adjustment or novices to learn range management.

- Full coverage of core functions: AC/DC voltage, resistance, beep on/off, transistor testing, NCV non-contact power check.

- Cost-effective choice: streamlined features to meet the needs of basic maintenance, circuit testing, students, home users, the first choice for entry.

2. T21D All-round advanced model
- Auto Ranging + Extended Functions: 6000 counts high precision, auto matching range, support frequency, capacitance, temperature measurement (-20℃~1000℃).

- Scene Adaptation: Air conditioner/home appliance maintenance/car repairing, industrial equipment maintenance and other scenarios that require temperature monitoring, avoiding frequent range switching and improving efficiency.

3. T21E Smart Electrician Model
- True RMS (TRMS) technology: accurately measure non-sinusoidal waveforms, inverters and other complex waveforms, solving the problem of data distortion of ordinary meters.

- LIVE line identification: one key to distinguish between Neutral live line, to protect the safety of electrician wiring, goodbye to the tedious operation of the traditional test pen.

- Recommended for:power engineers, inverter equipment maintenance personnel, new energy industry practitioners.

4. T21L Professional Engineer flagship Model

- Inductance Measurement + All-round Configuration: Exclusive support for inductance detection (0.01mH~60H), designed for electronics R&D, motor/transformer manufacturing fields.

- Multi-dimensional parameter coverage: Fusion of T21D's temperature measurement and T21E's TRMS technology, 6000 counts auto-ranging, one machine to deal with complex circuit analysis.

- High-end scenarios:suitable for laboratories, electronic components production, automation equipment debugging and other professional needs.

Selection Guide - 3 Steps to Lock the Ideal Model

1. Basic needs: daily household circuit testing / novice learning → T21A
2. Advanced needs: home appliance repair, industrial inspection (need temperature monitoring) → T21D
3. Specialized needs:
◦ Electrical safety work, inverter equipment diagnosis → T21E
◦ Electronic research and development, inductive components testing → T21L

NJTY T21 series - from beginner to professional, there is always one that precisely fits your working scenario!

(Tip:The whole series is equipped with backlit screen, drop-proof sheath, intelligent hibernation, and detailed design to enhance the using experience.)