ø.03
.30
.26
.20
.54
.30
ø.14
5.32
1.65
2.36
.63
ø.04
.63 .28
.59
1.18
ø.12
.98
1.10
1.55
3.54
ø.03
.59
.92
.24
.71
.87
.65
.71
1.18
2.01
11.81
ø.17
1.75
2.26
1.28
.32
1.57
1.46
ø.03
.30
.20.55
.63
1.18
.51 .20
.58
ø.04
ø.07
.22±.008
.35
±.02
.23±.01
ø.024
.16±
.01
Epoxy Resin
.37±.008
.22±.02
.02 ø.024
.26±.02
.47±
.02
.47
ø.03
.33 .28
.26
.30±
.008
.04+
.02
.01+
.01
.35±
.008
.20 .33
2 - ø.02
45°±.39
Knurled
Nut
1.13 x 24
UNS - 2AThd. #6-32 x .25 Screws
.030 Thick
x .25 Wide
1.31
.47
.38 1.38
.25
1.31
1.69
Red Control
Wires
Black
1.21
.52
1.71
Euro-Style
Terminal Block
22mm
Threads
NEMA
Gasket
Nut
ø.02 .30
.22
.16
.37
.47
ø.03
.53 .20
.57
.94
ø.07
3.54
.94
.37
1.34
ø.12
3.54
1.18
1.77
.39
This page of product is RoHS compliant.
Audio Mallory-Sonalert
2048
DIMENSIONS: in.
A B C D E F
G H I J K L M
N O P Q R S
• With Circuitry
PIEZO INDICATORS
For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig. Pulse
Rate
Oscillating
Freq.
±.5 (kHz)
Operating
Voltage
(VDC)
Curr.
(Max.)
mA
Sound
Pressure
dB (Min.)
Price Each
1 25 100
PC Mount, 2 Pins
539-PB-12N23P-01Q B Constant 2.3 1.25-2.5 25 80 3.67 3.16 2.65
539-PK20A25PQ C Constant 2.5 3-24 25 95 3.96 3.41 2.86
539-PK27A25PSQ D Constant 2.5 3-24 10 95 4.30 3.70 3.11
539-PK-21A31PQ E Constant 3.0 3-24 18 85 4.16 3.58 3.00
539-PF21A31PQ E Fast 3.0 3-24 18 85 6.58 5.67 4.75
539-PK20A38PQ C Constant 3.8 3-24 15 95 3.68 3.17 2.66
539-PK-12N40PQ F Constant 4.1 3-15 10 83 3.24 2.75 2.19
Flange Mount, 2 Wires
539-PK-27N26WQ G Constant 2.5 3-28 15 90 3.75 3.25 2.62
539-PL-27N26WQ G Slow 2.5 3-28 15 90 5.41 4.66 3.91
539-PK21N30WQ H Constant 3.0 1.5-30 12 80 3.43 2.91 2.31
• NEMA 3R/4X/12; IP-66 For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig. Pulse Rate Voltage
Rating
Voltage
Type
Sound
Pressure
dB (Min.)
Price Each
1 25 50
539-ZA016LDCT A Continuous 6-16 DC 85-95 26.00 23.56 20.31
539-ZA016LDFP1 A Fast 6-16 DC 85-95 28.81 26.11 22.51
539-ZA016LDMP1 A Medium 6-16 DC 85-95 50.02 46.69 40.85
539-ZA028MDCT A Continuous 16-28 DC 75-85 24.64 22.33 19.25
539-ZA028MACT A Continuous 16-28 AC/DC 75-85 29.95 27.14 23.40
539-ZA028LDCT A Continuous 16-28 DC 85-95 26.00 23.56 20.31
539-ZA028LDFP1 A Fast 16-28 DC 85-95 28.81 26.11 22.51
539-ZA028LACT A Continuous 16-28 AC/DC 85-95 33.90 30.72 26.48
539-ZA028LAFP1 A Fast 16-28 AC/DC 85-95 41.18 37.32 32.17
539-ZA028LAMP1 A Medium 16-28 AC/DC 85-95 41.18 37.32 32.17
539-ZA028LDMP1 A Medium 16-28 DC 85-95 50.02 46.69 40.85
539-ZA028LDPS1 A Short 16-28 DC 85-95 52.52 49.02 42.90
539-ZA120MACT A Continuous 48-120 AC/DC 75-85 32.22 29.19 25.17
539-ZA120MACT A Continuous 48-120 AC/DC 75-85 32.22 29.19 25.17
539-ZA120LACT A Continuous 48-120 AC/DC 85-95 35.45 32.13 27.70
539-ZA120LAFP1 A Fast 48-120 AC/DC 85-95 44.32 40.16 34.62
539-ZA120LAMP1 A Medium 48-120 AC/DC 85-95 44.32 40.16 34.62
22MM PANEL ALARMS - TERMINAL BLOCK TERMINATION
PIEZO MYLAR SPEAKERS For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig.
Resonant
Frequency
±200 (Hz)
Operating
Voltage
(Max.)
Impedance
(Ω)
Sound
Pressure
dB (Min.)
Price Each
1 25 100
539-PB-2712PQ J 1250 2-5Vp-p 8.0 85 3.83 3.30 2.76
PIEZO ELECTRO-MAGNETIC TRANSDUCERS, SMALL SIZE
For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig.
Rated
Voltage
(V)
Resonant
Frequency
(Hz)
Operating
Voltage
(V)
Current
(Max.)
mA
Sound
Pressure
dB (Min.)
Price Each
1 10 50
539-PB-1220PQ K 1.5 2048 1.25-2.5 40 85 1.84 1.61 1.13
539-PB1221PQ K 1.5 2048 1.25-2.5 18 80 1.85 1.62 1.14
539-PB1226PEAQ L 1.5 2600 1.1-3.0 30 85 .91 .788 .563
539-PB1420PL03AQ M 3.0 2000 1.0-4.0 35 85 2.70 2.16 1.73
539-PB1621PQ N 5.0 2048 4-7 60 85 2.85 2.46 1.94
539-PB0627PE05AQ O 5.0 2731 4.0-5.0 90 70 3.32 2.97 2.36
539-PB0927PD1AQ P 5.0 2700 3.0-7.0 80 85 2.56 2.05 1.64
539-PB1622PQ N 12 2048 10-14 40 85 2.95 2.36 1.88
• No Circuitry
MALLORY Audible Alarms, Buzzers and Transducers
mouser.com/mallory-sonalert (800) 346-6873
© Copyright 2016 Mouser Electronics
© Copyright 2016 Mouser Electronics
PIEZOELECTRIC SIRENS, BRACKET & WALL MOUNT
For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig. Tone Operating
Freq. (kHz)
Current
(Max.) mA
Sound
Pressure
dB (Min.)
Price Each
1 10 25
539-PS-983Q Q Sweep 1.5-3.5 150 105 10.81 9.86 9.54
539-PS562Q R Hi-Low 2.5/3.5 40 100 5.90 5.24 5.08
539-PS520Q S Constant 3.0±.5 200 105 13.83 12.61 12.20
• Extra Loud
• Operating Volt. (VDC): 5-15
ZA Series
For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig. Pulse Rate Volt.
Rating
Voltage
Type
Sound
Pressure
dB (Min.)
Price Each
1 25 50
539-ZT028LACTR A Continuous 28 AC/DC 95 42.37 38.40 33.10
539-ZT028LDCTR A Continuous 28 DC 95 32.50 29.45 25.39
539-ZT028LDCTR15 AContinuous, 15s 28 DC 95 43.23 39.18 33.77
539-ZT028LDCTR30 AContinuous, 30s 28 DC 95 43.23 39.18 33.77
539-ZT028LDFP1R AFast Pulse 28 DC 95 43.23 39.18 33.77
ZT Series: Industrial Alarm with Red LED Light
• With Circuitry
PIEZO INDICATORS (CONT.)
For quantities greater than listed, call for quote.
MOUSER
STOCK NO. Fig. Pulse
Rate
Oscillating
Freq.
±.5 (kHz)
Operating
Voltage
(VDC)
Curr.
(Max.)
mA
Sound
Pressure
dB (Min.)
Price Each
1 25 100
Flange Mount, 2 Wires (Cont.)
539-PF27N36WQ G Fast 3.5 3-28 15 90 5.04 4.34 3.64
539-PK27N36WQ G Constant 3.5 3-28 15 90 3.70 3.21 2.59
Panel and Flange Mount, 2 Wires
539-PK20A35EWQ I Constant 3.5 3-24 10 95 3.85 3.32 2.78
539-PF20A35EWQ I Fast 3.5 3-24 10 95 5.69 4.90 4.11
Panel and Flange Mount, 3 Wires
539-PFD-20A35EWQ ICon.+Fast 3.5 3-24 10 95 6.20 5.34 4.48
