62
L
S
C (red)
C (black)
SPECIFICATIONS millimeters (inches)
Resonant Resonant Static Dimensions Metal
Part Number Frequency Impedance Capacitance Metal Disc Ceramic Electrode Total Metal Disc Disc
(kHz) (Ω)(pF) (øA) Disc (øB) (øC) Thickness (T) Thickness (t) Material
KBS-13DA-12A 12.0±1.2 700 5,000±30% 13.4±0.10 10.0±0.30 9.00 0.36±0.10 0.15±0.03 Brass
(0.528±0.004) (0.394±0.012) (0.354) (0.014±0.004) (0.006±0.001)
KBS-15DA-9A-2 10.5±3.0 600 8,000±30% 15.0±0.10 12.0±0.30 11.0 0.42±0.10 0.20±0.03 Brass
(0.591±0.004) (0.472±0.012) (0.433) (0.017±0.004) (0.008±0.001)
KBS-20DA-7A 6.6±1.0 300 10,000±30% 20.0±0.10 14.2±0.30 13.0 0.45±0.10 0.20±0.03 Brass
(0.787±0.004) (0.559±0.012) (0.512) (0.018±0.004) (0.008±0.001)
KBS-23DA-4A 4.0±1.0 600 12,000±30% 22.8±0.10 15.0±0.30 14.0 0.41±0.10 0.15±0.03 Brass
(0.898±0.004) (0.591±0.012) (0.551) (0.016±0.004) (0.006±0.001)
KBS-27DA-5A 4.6±0.5 200 20,000±30% 27.0±0.10 20.2±0.30 19.0 0.53±0.10 0.25±0.03 Brass
(1.063±0.004) (0.795±0.012) (0.748) (0.021±0.004) (0.010±0.001)
KBS-30DA-1A 1.4±0.5 500 *48,000±30% 30.0±0.10 20.2±0.30 19.0 0.23±0.10 0.10±0.03 Brass
(1.181±0.004) (0.795±0.012) (0.748) (0.009±0.004) (0.004±0.001)
KBS-35DA-3A 2.9±0.5 200 30,000±30% 35.0±0.10 25.0±0.30 23.5 0.53±0.10 0.25±0.03 Brass
(1.378±0.004) (0.984±0.012) (0.925) (0.021±0.004) (0.010±0.001)
φC
φB
φA
t
T
Electrode
Metal Disc
Piezoelectric Disc
∗See specifications
for values of A, B, C, etc.
Option Spec
Lead-wire spec etc.
Metal
Blank = Brass
2-Electrode Type
A = Element only
C = With lead
Resonant Frequency
Appearance
Disc-shaped buzzer
Diameter
Series
HOW TO ORDER
KBS - 20 DA - 7 A -1
FEATURES
• Wide variety of tones by connecting to IC
• Low current consumption, thin and light design
• High reliability and no contact noise
APPLICATIONS
• Clocks, electronic calculators, pagers, cameras
• Equipment using microcontrollers (microwave ovens,
TVs, stereos, automobiles, etc.)
•Telecommunications (facsimile machines, telephones)
• Electronic medical instruments
DIMENSIONS
STANDARD LEADS millimeters (inches)
Piezo Ceramic Elements
KBS Series
W = Thickness AWG-32 Ul-1571
L = Length 50±5 75±5 100±10
(1.969±0.197) (2.953±0.197) (3.937±0.394)
S = Strip 3±1 (0.118±0.039)
C = Color red, black
*Measured at 120Hz, all others at 1kHz
63
L
S
C (red)
C (black)
C (blue)
SPECIFICATIONS (G TYPE) millimeters (inches)
Resonant Resonant Static Dimensions Metal
Part Number Frequency Impedance Capacitance Metal Disc Ceramic Electrode Total Metal Disc Disc
(kHz) (Ω)(pF) (øA) Disc (øB) (øC) Thickness (T) Thickness (t) Material
KBS-27DA-5G 4.6±0.5 200 16,000±30% 27.0±0.10 20.2±0.30 19.0 0.53±0.10 0.25±0.03 Brass
(1.063±0.004) (0.795±0.012) (0.748) (0.021±0.004) (0.010±0.001)
KBS-35DA-3G 2.9±0.5 200 25,000±30% 35.0±0.10 25.0±0.30 23.6 0.53±0.10 0.25±0.03 Brass
(1.378±0.004) (0.984±0.012) (0.929) (0.021±0.004) (0.010±0.001)
T
φC
φB
φA
t
Electrode
Metal Disc
Piezoelectric Disc
Feedback Tab
*See specifications
for values of A, B, C, etc.
Option Spec
Lead-wire spec etc.
Metal Disc Material
= Brass
S = Stainless Steel
L = 42 Alloy
3-Electrode Type
G = G-Pattern
GC = G-Pattern with Leads
Resonant Frequency
Appearance
Disc-shaped buzzer
Diameter (mm)
Series
HOW TO ORDER
KBS - 35 DA - 3 G -3
FEATURES
• High sound pressure level and clear sound by
connecting to a self oscillating circuit
• Thin and light design
• High reliability and no contact noise
APPLICATIONS
• Smoke detectors, security alarms and other
warning devices
• Pagers, electronic calculators, alarm signals
• Telephones
DIMENSIONS
STANDARD LEADS millimeters (inches)
Piezo Ceramic Elements
KBS Series
W = Thickness AWG-32 Ul-1571
L = Length 50±5 75±5 100±10
(1.969±0.197) (2.953±0.197) (3.937±0.394)
S = Strip 3±1 (0.118±0.039)
C = Color red, black, blue
