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Power-Mox Series

Power-Mox Series

Power-Mox Series

Product catalog summary
Overview: The document provides technical specifications and features of the Power-Mox series, a line of precision power thick film resistors designed for high voltage and high resistance applications. These resistors are known for their durability in industrial settings, high voltage ratings, and low voltage coefficients.
Features:
  • Wide resistance ranges.
  • Outstanding voltage coefficient.
  • Available in various terminations such as 0.4” diameter ferrule, 0.25”-20 threaded end cap, or radial bands.
  • Metal oxide resistive elements.
Specifications:
  • Resistance Range: 1K to 1,000,000M Ohms.
  • Power Rating: Up to 75W.
  • Voltage Rating: Up to 60KV.
  • Operating Temperature: -65°C to +180°C.
  • Temperature Coefficient: 25ppm from 0° to 85°C; 50ppm from -55° to 180°C.
Applications:
  • Power Transmitters.
  • Pollution Control Systems.
  • Industrial Control Systems.
  • Current pulse limiters.
  • Vacuum and space applications.
Product Variants:
  • MOX-F: 1K to 800,000M Ohms, 25W, 20KV.
  • MOX-G: 1.5K to 1,000,000M Ohms, 40W, 30KV.
  • MOX-H: 2K to 1,000,000M Ohms, 50W, 45KV.
  • MOX-J: 3K to 1,000,000M Ohms, 75W, 60KV.
Ordering Information: The Power-Mox series offers various terminal options and tolerances. The ordering code includes series, terminal type, style, tolerance, and ohmic value. For example, MOX-JN-041006FE indicates a specific configuration with silver termination, 1% tolerance, and RoHS compliance.
Power-Mox Dividers: These are high voltage/high resistance tubular dividers with options for different lead types and configurations. They offer a maximum ratio of 5,000:1 with tolerances of 1%, 2%, and 5%.
Derating Information: The document includes a derating curve showing the relationship between ambient temperature and percent rated watts, indicating performance adjustments based on temperature changes.
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Catalog excerpts

Power-Mox Series-1

Precision Power Thick Film High Voltage/High Resistance Tubular Non inductive version shown The heavy duty construction of the Power-Mox series make them durable in most high voltage industrial applications. This product is well known for its high voltage ratings, low voltage coefficients, very high ohmic values, and resistor divider options. Terminations can be selected to adapt to most mounting schemes. F e at u r e s • Wide resistance ranges • Outstanding voltage coefficient • 0.4” diameter ferrule, 0.25”-20 threaded end cap, or radial bands available • Metal oxide resistive elements • Power Transmitters • Pollution Control Systems • Industrial Control Systems • Current pulse limiters • Vacuum and space application Ohmite Series MOX-F MOX-G MOX-H MOX-J Core Ceramic Coating Varnish Resistance Range 1K to 1,000,000M Power Rating to 75W Ohmite Power Series @25°C MOX-F 25W MOX-G 40W MOX-H 50W MOX-J 75W Terminal 01 = Silver termination only 02 = Radial band 03 = 0.4" Ferrule 04 = 1/4 X 20 threaded Ferrule cap Ohms First 3 digits are significant; 4th digit is multiplier (# of zeroes to follow). Examples: 10R2 = 10.2 ohms 1000 = 100 ohms 1503 = 150,000 ohms 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • [email protected]

 Open the catalog to page 1
Power-Mox Series-2

Power-Mox Dividers Precision Power Thick Film High Voltage/High Resistance Tubular Dividers (dimensions as for Power-Mox) Ohmite Series MOX-FRD MOX-GRD MOX-HRD MOX-JRD 80 Percent Rated Watts P O W ER - M O X ALTERNATE t e r m i n a l s “02” Lead “Power-Mox” Series with radial band option “01” Lead “Power-Mox RD” Series with silver terminations To specify Power-Mox Dividers, please see our website at: www.ohmite.com/dividers A complete description of the Power-MOX Divider is required. EXAMPLE: RT = 500MΩ 5% R1 = 499.5MΩ 5% R2 = 500KΩ 1% Ratio = RT / R2 = 1,000: 1, 1% To specify Power-Mox Dividers,...

 Open the catalog to page 2

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