ZT028LDCTG15

$71.52

Description：22MM ALARM +LED;20-28 VDC; 85-95
Series：-
Mfr：Mallory Sonalert Products Inc.
Package：Retail Package

SKU:2b132fc45895 Category: Alarms, Buzzers, and Sirens Brand: Mallory Sonalert Products Inc.

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Product introduction

Product Detailed Parameters

Description：22MM ALARM +LED;20-28 VDC; 85-95
Series：-
Mfr：Mallory Sonalert Products Inc.
Package：Retail Package
Driver Circuitry：Indicator, Internally Driven
Input Type：DC
Frequency：3.9kHz
Technology：-
Operating Mode：Single Tone
Duration：15 Sec On-Time
Sound Pressure Level (SPL)：85dB @ 20V, 61cm
Current - Supply：40mA
Port Location：Top
Operating Temperature：-30°C ~ 65°C
Approval Agency：cUL
Ratings：-
Ingress Protection：NEMA 3R, 4X, 12
Mounting Type：Panel Mount
Termination：Terminal Block
Height - Seated (Max)：2.234" (56.75mm)
Voltage - Rated：-
Voltage Range：20 ~ 28V
Size / Dimension：1.210" Dia (30.74mm)

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ZT028LDCTG15

Overview

The ZT028LDCTG15 is an industrial-grade audio indicator and alarm manufactured by Mallory Sonalert Products Inc. This component features a 22mm diameter piezoelectric buzzer integrated with a red LED visual indicator. It operates on a DC voltage range of 20 to 28 volts. The device provides high-intensity acoustic output combined with visible signaling for effective alerting in industrial environments.

Feature Summary

Integrates audible alarm and visual LED indicator in a single compact unit
Designed for harsh industrial environments requiring reliable signaling
Features internal drive circuitry for simplified system integration

Applications

Industrial machinery status indication
Factory safety alarm systems
Control panel warning indicators

Procurement Notes

Verify the specific suffix configuration against official Mallory Sonalert documentation to ensure correct electrical and mechanical specifications. Confirm availability through authorized distributors as supply levels may vary. Request updated datasheets to validate compliance with current environmental regulations and certification requirements before finalizing procurement orders.

Selection Notes

Select this model when both audible and visual alerts are required within a limited panel space. Ensure the operating voltage aligns with the 20-28VDC specification. Consider the 22mm mounting hole requirement during panel design. Verify that the integrated LED color meets visibility standards for the intended application environment.

Part Context

This part belongs to the ZT series of industrial audio indicators from Mallory Sonalert. The series is characterized by robust construction suitable for demanding conditions. The ZT028LDCTG15 specifically combines alarm functionality with LED indication, distinguishing it from standard buzzer-only variants in the product line.

Replacement Considerations

Consult official cross-reference guides for direct substitutes. Verify pinout compatibility and mounting dimensions before substituting. Ensure replacement parts meet identical voltage and acoustic performance criteria.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.