Customer 1st Alternative 2nd Alternative
Requesting Model/Pin Style Model/Pin Style
Trimpot
®
Potentiometer
S U B S T I T U T I O N G U I D E
A summary of Bourns Trimpot alternatives for models not available or out of stock.
S Q U A R E M U L T I T U R N S
9
Cermet element in lieu of carbon element.
10
Available on tape and reel.
11
Surface mount device.
12
5 turns vs 11 turns.
13
No center hole.
Refer to Bourns Product Catalog for specifications of alternate
models.
*OBSOLETE MODEL
NOTES SHOWING VARIATION OF ALTERNATIVES
1
Part is smaller (3/8" x 3/8" sq. x .15" in lieu of 1/2" x 1/2" sq. x .22").
2
Power rating is lower (0.5 watt at 85°C in lieu of 1.0 watt at 70°C).
3
Adjusts counterclockwise instead of clockwise.
4
Part is thicker (.203" in lieu of .150").
5
A. Power rating is lower (.25 watt at 85°C in lieu of .36 watt at 85°C).
B. Smaller part (.250" sq. x .185" thick in lieu of .375" sq. x .240" thick).
C. 13 turns adjustment in lieu of 25 turns adjustment.
6
Part is taller (.27" in lieu of .25").
7
Part is thicker (.24" in lieu of .19").
8
Cermet element in lieu of wirewound element.
*3279W 3262W
3
3266W
3
*3279X 3262X
3
3266X
3
*3280L None None
*3280P 3290P RT24C2P
*3280W 3290W RT24C2W
*3280W-66 3290H RT24C2X
*3281L 3292L
9
RJ24FL
9, 13
*3281P 3292P
9
RJ24FP
9, 13
*3281W 3292W
9
RJ24FW
9, 13
*3281W-66 3292X
9
RJ24FX
9, 13
*3282H 3292X RJ24FX
*3282L 3292L RJ24FL
*3282P 3292P RJ24FP
*3282W 3292W RJ24FW
*3290L None 3292L
8
3290H RT24C2X RTR24DX
3290P RT24C2P RTR24DP
3290W RT24C2W RTR24DW
3292L RJ24FL None
3292P RJ24FP
4
RJR24FP
4
3292W RJ24FW
4
RJR24FW
4
3292X RJ24FX
4
RJR24FX
4
3296P 3292P RJ24FP
3296W
10
3292W RJ24FW
3296X
10
3292X RJ24FX
3296Y None 3299Y
7
3296Z None 3299Z
7
3299P 3296P 3292P
3299W 3296W 3292W
3299X 3296X 3292X
3299Y 3296Y 3262W
5
3299Z 3296Z 3262X
5
Customer 1st Alternative 2nd Alternative
Requesting Model/Pin Style Model/Pin Style
3224G 3214G
12
None
3224J 3214J
12
None
3224W 3214W
12
None
3250L RT22C2L None
3250P RT22C2P RTR22DP
3250W RT22C2W RTR22DW
3250W-66 RT22C2X RTR22DX
*3251L 3252L
9
RJ22FL
9
*3251P 3252P
9
RJ22FP
9
*3251W 3252W
9
RJ22FW
9
*3251W-66 3252X
9
RJ22FX
9
3252L RJ22FL 3292L
1, 2
3252P RJ22FP 3292P
1, 2
3252W RJ22FW 3292W
1, 2
3252X RJ22FX 3292X
1, 2
*3255L 3250L RT22C2L
*3255P 3250P RT22C2P
*3255W 3250W RT22C2W
*3255W-66 3250W-66 RT22C2X
3260H RT26C2X None
3260W RT26C2W None
3262P RJ26FP 3266P
3262W RJ26FW 3266W
6
3262X RJ26FX 3266X
6
3266P 3262P RJ26FP
3266W 3262W RJ26FW
3266X 3262X RJ26FX
3266Y
10
None None
3266Z
10
None None
3269P
11
None None
3269W
11
None None
3269X
11
None None
*3272A None None
*3272C None None
