The Bourns CMF-SDP series resettable fuses are designed for use in telecom equipment, providing secondary overcurrent protection. These fuses feature resistance-matched PTCs within a plastic housing, ensuring reliable performance. They are RoHS compliant and offer narrow resistance tolerance, making them suitable for customer premise equipment (CPE) and central office (CO) applications. The CMF-SDP10A-2 model specifically offers a rated voltage of 230V and a rated resistance of 10 ohms, with a ±20% tolerance. Operating within a temperature range of -40°C to +125°C, these fuses provide robust protection in various telecom environments.