Trade4asia Electrical Calibration Standards TH0330 Ultra-Stable Resistance Standard

TH0330 Ultra-Stable Resistance Standard

Electrical Calibration Standards

The TH0330 is a series of ultra-high precision standard resistors designed for advanced metrology applications. Built using state-of-the-art stress-free structural technology, it offers outstanding long-term stability, extremely low temperature coefficient, and exceptional repeatability. This makes the TH0330 ideal for precision calibration laboratories, national metrology institutes, and high-accuracy electrical measurement environments where resistance traceability and stability are critical.

With excellent performance across key parameters such as temperature sensitivity, power stability, and annual drift, the TH0330 provides a dependable standard reference for calibrating resistance measuring devices, bridges, and precision test instruments. Its rugged construction and superior component quality ensure reliable operation under controlled laboratory conditions.

Model	Nominal Resistance	Initial Deviation (ppm)	Calibration Uncertainty (ppm)	Annual Stability (ppm)	Temperature Coefficient (ppm/°C)	Rated Power (W)	Power Coefficient (ppm/power)
TH0330-1R	1 Ω	2	2.5 @ 23°C	0.2	0.05 @ 23°C ± 5°C	1.0	1
TH0330-10R	10 Ω	2	2.5 @ 23°C	0.2	0.05 @ 23°C ± 5°C	1.0	1
TH0330-100R	100 Ω	2	2.5 @ 23°C	0.2	0.05 @ 23°C ± 5°C	1.0	1
TH0330-1kR	1 kΩ	2	2.5 @ 23°C	0.2	0.05 @ 23°C ± 5°C	1.0	1

General Specifications

Power Supply: — (No power required)
Operating Temperature: 18°C ~ 28°C
Storage Temperature: 0°C ~ 50°C
Wiring Method: 4-wire configuration
Weight: Approx. 2.5 kg

Key Features

Ultra-high precision resistance standard with extremely low drift.
New stress-free internal structure improves long-term mechanical stability.
Very low temperature coefficient of 0.05 ppm/°C ensures accuracy under varying ambient conditions.
High stability with an annual deviation of only 0.2 ppm, ensuring long-term reliability.
Wide range of nominal values including 1 Ω, 10 Ω, 100 Ω, and 1 kΩ supporting calibration applications.
Capable of handling up to 1W rated power with low power coefficient influence.
Ideal for laboratories performing high-end resistance calibration, traceability, and comparison measurements.

ONsys Technologies OPC Pvt Ltd

Ajay Singh Kushwah ✔ Verified

Maharashtra, Thane West

GST
11 Months Ragular

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Type:	Products

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TH0330 Ultra-Stable Resistance Standard