The SRF3749 is Premium grade MRF454. This transistor has High Gain selection G or Blue beta or higher. You can use the SRF3749 as direct replacement for any application where MRF454 80 Watt transistor was used.
New Old Stock * No longer available for export MFR: Motorola SKU: SRF3749
SRF3749 Transistor 12 Volt Premium High Gain Replacement for MRF454 80 Watt transistor (NOS)
The SRF3749 is Premium grade MRF454. The part has High Gain selection G or Blue beta or higher. You can use the SRF3749 as direct replacement for any application where MRF454 was used.
New Old Stock * No longer available for export MFR: Motorola