Buzzers & Audio Indicators - Industrial

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ZT 22mm Industrial Alarms with LED Lights

Mallory Sonalert ZT 22mm Industrial Alarms with LED Lights fit standard 22mm panel holes and come in voltages from 9V_DC to 120V_AC, with sound levels up to 95dB at 2ft. The alarms are available with red, green, blue, or yellow LED colors. The series features an expansive variety of alarm tones with continuous, pulse, warbling, siren, and more. Mallory Sonalert ZT 22mm Industrial Alarms with LED Lights offer terminal block terminations and finger-proof safe handling that prevents shock and shorting. This design also saves assembly time and labor.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CHF) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Sound Pressure Level	Tone	Frequency	Voltage Rating	Current Rating	Termination Style	Mounting Style	IP Rating	Dimensions	Series
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LDIC3G Mallory Sonalert 1: CHF 94.43 3In Stock	Mfr. Part No. ZT028LDIC3G Mouser Part No 539-ZT028LDIC3G	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	3In Stock	CHF 94.43 CHF 69.31 CHF 66.68	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA		3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Blue; Cont. ZT028LDCTB Mallory Sonalert 1: CHF 53.76 7In Stock	Mfr. Part No. ZT028LDCTB Mouser Part No 539-ZT028LDCTB	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Blue; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	7In Stock	CHF 53.76 CHF 32.54 CHF 30.91 Quote Quote	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE ZT028LDIC3R Mallory Sonalert 1: CHF 63.51 11In Stock	Mfr. Part No. ZT028LDIC3R Mouser Part No 539-ZT028LDIC3R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	11In Stock	CHF 63.51	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Pulse	3.9 kHz	28 VDC	50 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 120 Vac; Loud; Red; Cont. ZT120LACTR Mallory Sonalert 1: CHF 51.17 39In Stock	Mfr. Part No. ZT120LACTR Mouser Part No 539-ZT120LACTR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 120 Vac; Loud; Red; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	39In Stock	CHF 51.17 CHF 40.62 CHF 34.06	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	120 VAC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Red; FastPuls ZT028LAFP1R Mallory Sonalert 1: CHF 62.81 4In Stock	Mfr. Part No. ZT028LAFP1R Mouser Part No 539-ZT028LAFP1R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Red; FastPuls Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	4In Stock	CHF 62.81 CHF 43.31	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Pulse	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RED ZT028LAIC1R Mallory Sonalert 1: CHF 103.85 1In Stock	Mfr. Part No. ZT028LAIC1R Mouser Part No 539-ZT028LAIC1R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RED Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	1In Stock	CHF 103.85 CHF 81.09 CHF 75.55	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA	Continuous	3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Green; Cont. ZT028LDCTG Mallory Sonalert 1: CHF 45.05 7In Stock	Mfr. Part No. ZT028LDCTG Mouser Part No 539-ZT028LDCTG	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Green; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	7In Stock	CHF 45.05 CHF 32.54 CHF 31.08 Quote Quote	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Red; Cont. ZT028LDCTR Mallory Sonalert 1: CHF 38.87 16In Stock	Mfr. Part No. ZT028LDCTR Mouser Part No 539-ZT028LDCTR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Red; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	16In Stock	CHF 38.87 CHF 25.64 CHF 24.98	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Yellow; Cont. ZT028LDCTY Mallory Sonalert 1: CHF 42.30 2In Stock	Mfr. Part No. ZT028LDCTY Mouser Part No 539-ZT028LDCTY	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Yellow; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	2In Stock	CHF 42.30 CHF 27.92 CHF 27.47	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount		30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE ZT028LDIC1R Mallory Sonalert 1: CHF 61.58 5Expected 10/27/2026	Mfr. Part No. ZT028LDIC1R Mouser Part No 539-ZT028LDIC1R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	5Expected 10/27/2026	CHF 61.58 CHF 57.74	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	25 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Blue; Cont. ZT028LACTB Mallory Sonalert 1: CHF 53.45 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTB Mouser Part No 539-ZT028LACTB	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Blue; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 53.45 CHF 52.00 CHF 50.70 CHF 49.60 View CHF 44.84 CHF 44.83	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Green; Cont. ZT028LACTG Mallory Sonalert 1: CHF 57.33 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTG Mouser Part No 539-ZT028LACTG	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Green; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 57.33 CHF 52.35 CHF 51.60 CHF 42.43	Min.: 1 Mult.: 1						28 V	40 mA				22 mm L x 22 mm W x 43.5 mm H	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Red; Cont. ZT028LACTR Mallory Sonalert 1: CHF 49.18 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTR Mouser Part No 539-ZT028LACTR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Red; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 49.18 CHF 38.37 CHF 34.24 CHF 32.56	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud;Red;Cont;15sec ZT028LACTR15 Mallory Sonalert 1: CHF 67.55 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTR15 Mouser Part No 539-ZT028LACTR15	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud;Red;Cont;15sec Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 67.55 CHF 56.04 CHF 51.30 CHF 47.75 Quote Quote	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud;Red;Cont.;30se ZT028LACTR30 Mallory Sonalert 1: CHF 63.01 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTR30 Mouser Part No 539-ZT028LACTR30	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud;Red;Cont.;30se Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 63.01 CHF 63.00 CHF 61.61 CHF 60.65 View CHF 54.88 Quote	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Yellow; Cont. ZT028LACTY Mallory Sonalert 1: CHF 56.14 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LACTY Mouser Part No 539-ZT028LACTY	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vac/dc; Loud; Yellow; Cont. Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 56.14 CHF 42.43	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VAC/28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LAIC1G Mallory Sonalert 1: CHF 101.39 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LAIC1G Mouser Part No 539-ZT028LAIC1G	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 101.39 CHF 94.26	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA	Continuous	3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LAIC2G Mallory Sonalert 1: CHF 112.90 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LAIC2G Mouser Part No 539-ZT028LAIC2G	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 112.90 CHF 100.97 CHF 98.22	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA	Fast Pulse	3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RED ZT028LAIC2R Mallory Sonalert 1: CHF 106.25 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LAIC2R Mouser Part No 539-ZT028LAIC2R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RED Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 106.25 CHF 92.30 CHF 89.28	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA	Fast Pulse	3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LAIC3G Mallory Sonalert 1: CHF 111.37 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LAIC3G Mouser Part No 539-ZT028LAIC3G	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 111.37 CHF 97.61 CHF 94.89	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA		3.9 kHz	24 V	25 mA	Terminal Block				ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE ZT028LAIC3R Mallory Sonalert 1: CHF 112.67 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LAIC3R Mouser Part No 539-ZT028LAIC3R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB RE Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 112.67 CHF 88.70	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Pulse	3.9 kHz	28 VAC/28 VDC	50 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud;Red;Cont.;15sec ZT028LDCTR15 Mallory Sonalert 1: CHF 52.06 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LDCTR15 Mouser Part No 539-ZT028LDCTR15	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud;Red;Cont.;15sec Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 52.06 CHF 39.36	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud;Red;Cont.;30sec ZT028LDCTR30 Mallory Sonalert 1: CHF 50.06 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LDCTR30 Mouser Part No 539-ZT028LDCTR30	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud;Red;Cont.;30sec Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 50.06 CHF 33.22	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Continuous	3.7 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Red; FastPulse ZT028LDFP1R Mallory Sonalert 1: CHF 50.06 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LDFP1R Mouser Part No 539-ZT028LDFP1R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial ALARM+LED 28 Vdc; Loud; Red; FastPulse Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 50.06 CHF 47.76 CHF 34.87 CHF 33.22	Min.: 1 Mult.: 1	Alarms	Industrial	95 dBA	Pulse	3.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	IP66	30.7 mm x 43.44 mm	ZT
Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LDIC1G Mallory Sonalert 1: CHF 76.71 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. ZT028LDIC1G Mouser Part No 539-ZT028LDIC1G	Mallory Sonalert	Buzzers & Audio Indicators - Industrial Ind Control SoundLED 20-28Vdc 85-95dB GR Learn More about Mallory Sonalert mallorysonalert ZT 22mm LED alarms	Datasheet	Non-Stocked Lead-Time 5 Weeks	CHF 76.71 CHF 68.39 CHF 61.09 View Quote	Min.: 1 Mult.: 1	Indicators	Indicator	95 dBA	Continuous	3.9 kHz	24 V	25 mA	Terminal Block				ZT

ZT 22mm Industrial Alarms with LED Lights

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ZT 22mm Industrial Alarms with LED Lights

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