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 (PEN) 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: S/447.01 3In Stock	Mfr. Part # ZT028LDIC3G Mouser Part # 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	S/447.01 S/310.04 S/302.53	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: S/259.98 7In Stock	Mfr. Part # ZT028LDCTB Mouser Part # 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	S/259.98 S/157.37 S/149.47 View 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: S/310.78 11In Stock	Mfr. Part # ZT028LDIC3R Mouser Part # 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	S/310.78 S/164.73 S/159.44	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: S/247.45 40In Stock	Mfr. Part # ZT120LACTR Mouser Part # 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	40In Stock	S/247.45 S/196.45 S/158.35	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: S/303.69 4In Stock	Mfr. Part # ZT028LAFP1R Mouser Part # 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	S/303.69 S/203.15 S/201.36	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: S/502.17 1In Stock	Mfr. Part # ZT028LAIC1R Mouser Part # 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	S/502.17 S/351.30 S/345.81 View Quote	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: S/217.86 7In Stock	Mfr. Part # ZT028LDCTG Mouser Part # 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	S/217.86 S/157.37 S/150.29 View 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: S/187.97 21In Stock	Mfr. Part # ZT028LDCTR Mouser Part # 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	21In Stock	S/187.97 S/123.98 S/116.11	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: S/204.55 2In Stock	Mfr. Part # ZT028LDCTY Mouser Part # 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	S/204.55 S/135.03 S/127.75	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 ALARM+LED 28 Vdc; Loud; Red; FastPulse ZT028LDFP1R Mallory Sonalert 1: S/242.07 10In Stock	Mfr. Part # ZT028LDFP1R Mouser Part # 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	10In Stock	S/242.07 S/235.22 S/154.45	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 RE ZT028LDIC1R Mallory Sonalert 1: S/310.89 5Expected 10/9/2026	Mfr. Part # ZT028LDIC1R Mouser Part # 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 10/9/2026	S/310.89 S/151.22 S/144.92	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: S/258.77 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTB Mouser Part # 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	S/258.77 S/252.20 S/223.16 View 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; Green; Cont. ZT028LACTG Mallory Sonalert 1: S/297.82 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTG Mouser Part # 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	S/297.82 S/205.17	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: S/237.79 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTR Mouser Part # 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	S/237.79 S/157.26 S/151.38	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: S/327.36 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTR15 Mouser Part # 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	S/327.36 S/248.07 S/236.35 View 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: S/306.26 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTR30 Mouser Part # 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	S/306.26 S/306.22 S/270.65 View 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: S/271.46 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LACTY Mouser Part # 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	S/271.46 S/205.17	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: S/490.26 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LAIC1G Mouser Part # 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	S/490.26 S/455.85	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: S/538.33 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LAIC2G Mouser Part # 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	S/538.33 S/503.18	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: S/501.51 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LAIC2R Mouser Part # 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	S/501.51 S/459.67	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: S/528.68 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LAIC3G Mouser Part # 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	S/528.68 S/486.33	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: S/544.83 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LAIC3R Mouser Part # 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	S/544.83 S/428.95	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: S/251.77 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LDCTR15 Mouser Part # 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	S/251.77 S/190.30	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: S/242.07 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LDCTR30 Mouser Part # 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	S/242.07 S/160.10 S/154.45	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 Ind Control SoundLED 20-28Vdc 85-95dB GR ZT028LDIC1G Mallory Sonalert 1: S/370.96 Non-Stocked Lead-Time 5 Weeks	Mfr. Part # ZT028LDIC1G Mouser Part # 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	S/370.96 S/330.71 S/295.40 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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