Product Overview
The 89 Series Metal-Mite Aluminum Housed Axial Terminal Wirewound resistors are high-performance, molded-construction resistors designed for demanding applications. They offer a high power-to-size ratio and a metal housing that allows for chassis mounting and provides heat-sinking capabilities, ensuring high stability during operation. These resistors are well-suited to withstanding vibration, shock, and harsh environmental conditions.
Product Attributes
- Brand: Ohmite
- Series: 89 Series Metal-Mite
- Housing Material: Anodized aluminum
- Internal Coating: Silicone
- Core Material: Ceramic
- Terminal Type: Solder-coated axial
- Certifications: RoHS Compliant (as of Sep 2006, no longer Mil. Spec.)
Technical Specifications
| Series | Wattage | Tolerance | Ohmic Value Range | Non-Inductive Option | Temperature Coefficient | Dielectric Withstanding Voltage | Overload |
| 805 | 5W | 1%, 5% | 0.10-25K | 'N' prefix | <1: 90 ppm/C; 1-9.99: 50 ppm/C; 10: 20 ppm/C | 1000 VAC | 5x rated wattage for 5 sec. |
| 810 | 10W | 1%, 5% | 0.10-50K | 'N' prefix | <1: 90 ppm/C; 1-9.99: 50 ppm/C; 10: 20 ppm/C | 1000 VAC | 5x rated wattage for 5 sec. |
| 825 | 25W | 1%, 5% | 0.010-75K | 'N' prefix | <1: 90 ppm/C; 1-9.99: 50 ppm/C; 10: 20 ppm/C | 2250 VAC | 5x rated wattage for 5 sec. |
| 850 | 50W | 1%, 5% | 0.005-100K | 'N' prefix | <1: 90 ppm/C; 1-9.99: 50 ppm/C; 10: 20 ppm/C | 2250 VAC | 5x rated wattage for 5 sec. |
Ordering Information Example
Part Number Structure: 805NF5R0E
Series: 805 (5 Watt), 810 (10 Watt), 825 (25 Watt), 850 (50 Watt)
Tolerance: F (1%), J (5%)
Non-Inductive Winding: Blank (standard), N (non-inductive)
Ohmic Value: R005 (0.005), R10 (0.1), 1R0 (1.0), 250 (250), 1K0 (1,000), 1K5 (1,500), 25K (25,000)
2411220655_Ohmite-825F250_C19601682.pdf
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