myMectronic
myMectronic

A Premier B2B Part Search

EXTECH EX503NIST Digital Multimeter

The Extech EX503-NIST digital multimeter offers comprehensive measurement capabilities including AC/DC voltage and current, resistance, diode testing, and continuity checks. It features capacitance measurement and dual sensitivity frequency functions suitable for electrical and electronic applications. With a 0.5% basic accuracy, it provides a backlit 4000-count LCD display with large 1-inch digits for easy reading. The device includes 1000V input protection on all functions, a diode open circuit voltage of 2.8V DC, data hold and relative measurement functions, and an auto power-off feature that can be disabled. Its double-molded housing ensures waterproof (IP67) protection and durability, being drop-proof up to 6 feet (2.9 meters). Safety rated Category III 1000V and Category IV 600V, this multimeter is designed for professional electrical testing with calibration traceable to NIST.

Authorized Distributors
Part No:EX503-NIST
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:
Part No:EX503-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $181.99
Buy/RFQ:
Part No:EX503-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $174.99
Buy/RFQ:
Part No:EX503-NIST
Stock:0
Inv Date:06-05-2026
Price: Unit price: $230
Buy/RFQ:

EXTECH EX503NIST Digital Multimeter Specifications:

  • Display Counts: 4,000 count
  • Accuracy: 0.5%
  • AC/DC Voltage Range: 0.1mV to 1000V
  • Current Range: 0.1μA to 20A
  • Resistance Range: 0Ω to 40MΩ
  • Capacitance: 0.001nF to 100μF
  • Frequency (electrical): 10Hz to 1kHz
  • Temperature Range: -55°C to +1382°F (-45°C to +750°C)
  • Housing: Waterproof IP67, double-molded for durability
  • Drop-proof: Up to 6 feet (2.9 meters)
  • Safety Ratings: CAT III 1000V, CAT IV 600V
  • Power: Includes 9V battery, auto disable feature available
  • Dimensions: 7.25 x 3.1 x 1 inches (184 x 83 x 57 mm)
  • Weight: 349 grams

Buy the Buy Extech Digital Multimeter Part Number EX503NIST Online

Order the Extech EX503-NIST digital multimeter online today and enjoy precise AC/DC voltage, current, resistance, and capacitance measurements. Its waterproof (IP67) design ensures durability in tough working environments. Equipped with a backlit 4000-count display, data hold, relative measurement functions, and 1000V input protection, this multimeter is ideal for professional electrical testing. The device is drop-proof up to 6 feet, safety rated Category III 1000V and Category IV 600V, and calibration traceable to NIST, making it perfect for technicians needing reliable, accurate, and durable measurement tools.

Buy Extech EX503NIST now and experience unmatched reliability and professional electrical and electronic measurement capabilities.

Frequently Asked Questions

Where can I buy EXTECH EX503NIST?

You can click on the BUY or RFQ button to purchase EX503NIST from an authorized EXTECH distributor.

How do I troubleshoot issues or seek technical support for part EX503NIST?

You can download the EX503NIST datasheet or visit the EXTECH website for support.

Who is the manufacturer of EX503NIST?

EXTECH

EXTECH Part List

Browse and search other EXTECH parts, locate datasheets and stock

Sponsored by