MRF/SRF/M Series

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

The SRF3749 12 Vold Motorola Transistor is a premium grade replacement for the MRF454, 80 Watt transistor. 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 was used. 

Matched Pair (2)
New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF3749MP

Transistor 12 Volt Premium Grade Replacement for MRF454 80 Watt (NOS)
New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF3795

Transistor 12 Volt is the Premium Grade Replacement for the MRF454 80 Watt   
Matched Quad (4) 
New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF3795MQ

Transistor 12V Matched Pair (2) premium grade replacement for MRF454 80 Watt Transistor
The Motorola SRF3795 has High Gain selection G, Blue beta or higher, and it is a premium grade replacement for the MRF454.
New Old Stock * No longer available for export
MFR: Motorola
MFR: SRF3795MP

Transistor 12 volt (Selected MRF492)
Matched Pair (2)
New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF3800MP

Transistor 12 volt (Selected MRF492)
Matched set of 4
New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF38000MQ

SRF2838 is obsolete and the substitute cross is Toshiba part number 2SC2782.

Transistor 40 Watt 800 MHz 12V w/Mounting Flange
No longer available for export
MFR: Motorola
SKU: M2527