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Piezoceramic Sound Elements
Part Number |
Resonant Freq. (kHz) |
Resonant Impedance Ω (max) |
Capacitance (PF @ 1kHz)
± 30% |
Input Voltage (VP-P max) |
Diameter (mm) |
Thickness (mm) |
Plate |
D±0.2 |
d±0.2 |
T±0.2 |
t±0.2 |
FT-25T-4.8A1 |
4.8±0.5 |
300 |
25,000 |
30 |
25 |
20 |
0.50 |
0.25 |
Brass |
FT-27T-3.8A1 |
3.8±0.5 |
300 |
25,000 |
30 |
27 |
20 |
0.45 |
0.22 |
Brass |
FT-27T-3.4A1 |
3.4±0.5 |
300 |
25,000 |
30 |
27 |
20 |
0.42 |
0.20 |
Brass |
FT-35T-1.8A1 |
1.8±0.5 |
300 |
40,000 |
30 |
35 |
25 |
0.33 |
0.15 |
Brass |
FT-35T-2.6A1 |
2.6±0.5 |
300 |
30,000 |
30 |
35 |
25 |
0.42 |
0.20 |
Brass |
FT-35T-2.8A1 |
2.8±0.5 |
300 |
20,000 |
30 |
35 |
25 |
0.48 |
0.23 |
Brass |
FT-35G-3.0A1 |
3.0±0.5 |
300 |
25,000 |
30 |
35 |
25 |
0.55 |
0.30 |
SUS |
FT-43T-3.0A1 |
3.0±0.5 |
300 |
30,000 |
30 |
43 |
25 |
0.42 |
0.20 |
Brass |
FT-50T-2.6A1 |
2.6±0.5 |
250 |
50,000 |
30 |
50 |
30 |
0.42 |
0.20 |
Brass |
FT-50T-3.0A1 |
3.0±0.5 |
300 |
30,000 |
30 |
50 |
25 |
0.42 |
0.20 |
Brass |
FTBD-12T-9.5A1 |
9.5±1.0 |
1,000 |
8,000 |
30 |
12 |
9 |
0.22 |
0.10 |
Brass |
FTBD-13.5T-7.5A1 |
7.5±1.0 |
1,000 |
9,000 |
30 |
13.5 |
10 |
0.22 |
0.10 |
Brass |
FTBD-15T-6.0A1 |
6.0±1.0 |
500 |
14,000 |
30 |
15 |
12 |
0.22 |
0.10 |
Brass |
FTBD-20T-3.9A1 |
3.9±0.5 |
300 |
25,000 |
30 |
20 |
15 |
0.22 |
0.10 |
Brass |
FTBD-20G-4.0A1 |
4.0±0.5 |
300 |
25,000 |
30 |
20 |
15 |
0.22 |
0.10 |
SUS |
FTBD-27T-2.6A1 |
2.6±0.3 |
300 |
40,000 |
30 |
27 |
20 |
0.22 |
0.10 |
|
FTBD-27G-2.7A1 |
2.7±0.3 |
300 |
40,000 |
30 |
27 |
20 |
0.22 |
0.10 |
SUS |
FTBD-31T-1.3A1 |
1.3±0.3 |
300 |
47,000 |
30 |
31 |
20 |
0.22 |
0.10 |
Brass |
FTBD-31T-1.6A1 |
1.6±0.3 |
300 |
40,000 |
30 |
31 |
20 |
0.22 |
0.10 |
Brass |
FTBD-31T-1.6A1 |
1.6±0.3 |
300 |
90,000 |
30 |
31 |
20 |
0.22 |
0.10 |
Brass |
FTBD-31T-1.8A1 |
1.8±0.3 |
300 |
40,000 |
30 |
31 |
20 |
0.22 |
0.10 |
Brass |
FTBD-31H-1.3A1 |
1.3±0.3 |
300 |
47,000 |
30 |
31 |
20 |
0.22 |
0.10 |
Alloy |
FTBD-31G-1.3A1 |
1.3±0.3 |
300 |
47,000 |
30 |
31 |
25 |
0.22 |
0.10 |
SUS |
FTBD-32T-1.4A1 |
1.4±0.3 |
300 |
60,000 |
30 |
32 |
25 |
0.22 |
0.10 |
Brass |
FTBD-35T-1.2A1 |
1.2±0.3 |
300 |
60,000 |
30 |
35 |
25 |
0.22 |
0.10 |
Brass |
FTBD-38T-1.1A1 |
1.1±0.3 |
300 |
60,000 |
30 |
38 |
30 |
0.22 |
0.10 |
Brass |
FTBD-41T-0.8A1 |
0.8±0.3 |
300 |
100,000 |
30 |
41 |
25 |
0.22 |
0.10 |
Brass |
FTBD-41T-1.0A1 |
1.0±0.3 |
300 |
60,000 |
30 |
41 |
25 |
0.22 |
0.10 |
Brass |
FTBD-41T-0.8A1 |
0.8±0.3 |
300 |
37,000 |
30 |
41 |
25 |
0.22 |
0.10 |
Brass |
FTBD-41G-0.8A1 |
0.8±0.3 |
300 |
77,000 |
30 |
41 |
25 |
0.22 |
0.10 |
SUS |
FTBD-41T-0.7A1 |
0.7±0.3 |
300 |
77,000 |
30 |
41 |
25 |
0.22 |
0.10 |
Brass |
FTBD-43T-0.8A1 |
0.8±0.3 |
300 |
60,000 |
30 |
43 |
25 |
0.22 |
0.10 |
Brass |
Part Number |
Resonant Freq. (kHz) |
Resonant Impedance Ω (max) |
Capacitance
(PF @ 1kHz)
|
Input Voltage (VP-P max) |
Diameter (mm) |
Thickness (mm) |
Plate |
C1±30% |
C2±30% |
D±0.2 |
d±0.2 |
T±0.2 |
t±0.2 |
FT-20T-6.6B1 |
6.6±0.5 |
500 |
10,000 |
1,400 |
30 |
20 |
15 |
0.42 |
0.20 |
Brass |
FT-27T-4.2B1 |
4.2±0.5 |
500 |
14,000 |
1,700 |
30 |
27 |
20 |
0.52 |
0.25 |
Brass |
FT-27T-4.6B1 |
4.6±0.5 |
200 |
16,000 |
1,900 |
30 |
27 |
20 |
0.48 |
0.23 |
Brass |
FT-35T-2.6B1 |
2.6±0.5 |
300 |
26,000 |
2,600 |
30 |
35 |
25 |
0.42 |
0.20 |
Brass |
FT-35T-2.8B1 |
2.8±0.5 |
300 |
30,000 |
4,000 |
30 |
35 |
25 |
0.38 |
0.20 |
Brass |
FT-35G-2.8B1 |
2.8±0.5 |
300 |
28,000 |
2,800 |
30 |
35 |
25 |
0.53 |
0.30 |
SUS |
FT-35G-3.0B1 |
3.0±0.5 |
300 |
23,000 |
2,900 |
30 |
35 |
25 |
0.50 |
0.25 |
SUS |
FT-35G-2.8B1 |
2.8±0.5 |
300 |
45,000 |
6,000 |
30 |
35 |
25 |
0.55 |
0.32 |
SUS |
FTBD-20T-3.9B1 |
3.9±0.5 |
300 |
20,000 |
2,200 |
30 |
20 |
15 |
0.22 |
0.10 |
Brass |
FTBD-20G-4.0B1 |
4.0±0.5 |
300 |
20,000 |
22,000 |
30 |
20 |
15 |
0.22 |
0.10 |
SUS |
FTBD-21H-3.8B1 |
3.8±0.5 |
300 |
20,000 |
2,500 |
30 |
21 |
15 |
0.27 |
0.15 |
Alloy |
FTBD-22G-4.0B1 |
4.0±0.5 |
300 |
30,000 |
4,000 |
30 |
22 |
20 |
0.22 |
0.10 |
SUS |
FTBD-27T-2.6B1 |
2.6±0.3 |
300 |
30,000 |
4,000 |
30 |
27 |
20 |
0.22 |
0.10 |
Brass |
Part Number |
Resonant Freq. (kHz) |
Resonant Impedance Ω (max) |
Capacitance (PF @ 1kHz)
± 30% |
Input Voltage (VP-P max) |
Diameter (mm) |
Thickness (mm) |
Plate |
D±0.2 |
d±0.2 |
T±0.2 |
t±0.2 |
FTBD-12T-4.5A1 |
4.5±1.0 |
1,000 |
12,000 |
30 |
12 |
9 |
0.12 |
0.05 |
Brass |
FTBD-12T-4.5B1 |
4.5±1.0 |
1,000 |
9,000 |
30 |
12 |
9 |
0.12 |
0.05 |
Brass |
FTBD-12H-4.6A1 |
4.6±1.0 |
1,000 |
12,000 |
30 |
12 |
9 |
0.12 |
0.05 |
Alloy |
FTBD-12H-4.6B1 |
4.6±1.0 |
1,000 |
9,000 |
30 |
12 |
9 |
0.12 |
0.05 |
Alloy |
FTBD-15H-2.6A1 |
2.6±0.5 |
1,000 |
75,000 |
30 |
15 |
12 |
0.12 |
0.05 |
Alloy |
FTBD-20H-2.2A1 |
2.2±0.5 |
800 |
90,000 |
30 |
20 |
15 |
0.12 |
0.05 |
Alloy |
| Special-Shaped with Double Electrode |
Part Number |
Resonant Freq. (kHz) |
Resonant Impedance Ω (max) |
Capacitance (PF @ 1kHz)
± 30% |
Input Voltage (VP-P max) |
Diameter (mm) |
Thickness (mm) |
Plate |
D±0.2 |
d±0.2 |
T±0.2 |
t±0.2 |
FTBD-15T-7.0A1 |
7.0±0.5 |
700 |
10,000 |
30 |
15 |
9.6 |
0.22 |
0.10 |
Brass |
FTBD-15T-7.0A1 |
7.0±0.5 |
700 |
14,000 |
30 |
15 |
11 |
0.22 |
0.10 |
Brass |
FTBS-21T-4.0A1 |
4.0±0.5 |
100 |
80,000 |
30 |
21 |
20x2 |
0.38 |
0.10 |
Brass |
FTBS-21.4T-3.0A1 |
3.0±0.5 |
200 |
100,000 |
30 |
21.4 |
20x2 |
0.38 |
0.10 |
Brass |
FTBS-23.5T-3.0A1 |
3.0±0.5 |
150 |
100,000 |
30 |
23.5 |
22x2 |
0.38 |
0.10 |
Brass |
FTBS-23.5T-3.5A1 |
3.5±0.5 |
150 |
80,000 |
30 |
23.5 |
20x2 |
0.38 |
0.10 |
Brass |
FTBS-27T-2.8A1 |
2.8±0.5 |
150 |
120,000 |
30 |
27 |
25x2 |
0.38 |
0.10 |
Brass |
FTBS-27T-3.0A1 |
3.0±0.5 |
150 |
80,000 |
30 |
27 |
20x2 |
0.38 |
0.10 |
Brass |
FTBS-31T-2.5A1 |
2.5±0.5 |
100 |
120,000 |
30 |
31 |
25x2 |
0.38 |
0.10 |
Brass |
FTBS-35T-3.0A1 |
3.0±0.5 |
150 |
120,000 |
30 |
35 |
25x2 |
0.38 |
0.10 |
Brass |
FTBS-33T-2.0A1 |
2.0±0.5 |
150 |
120,000 |
30 |
33 |
25x2 |
0.38 |
0.10 |
Brass |
FTBS-41T-2.5A1 |
2.5±0.5 |
100 |
120,000 |
30 |
41 |
25x2 |
0.38 |
0.10 |
Brass |
FTBS-41T-1.0A1 |
1.0±0.5 |
100 |
200,000 |
30 |
41 |
30x2 |
0.38 |
0.10 |
Brass |
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