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ZT028LDCM1R30

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— IC芯片 | 连接器 | 传感器 | 被动器件 —

ZT028LDCM1R30

ZT028LDCM1R30

$105.45
  • Description：22MM ALARM +LED;20-28 VDC; 85-9
  • Series：-
  • Mfr：Mallory Sonalert Products Inc.
  • Package：Retail Package

SKU:96150f19d063 Category: Brand:

　　
  • Quantity
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Product Detailed Parameters

  • Description：22MM ALARM +LED;20-28 VDC; 85-9
  • Series：-
  • Mfr：Mallory Sonalert Products Inc.
  • Package：Retail Package
  • Driver Circuitry：Indicator, Internally Driven
  • Input Type：DC
  • Frequency：3.9kHz
  • Technology：-
  • Operating Mode：Chime
  • Duration：-
  • 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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ZT028LDCM1R30

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.

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Buying Guide
Summary

Mallory Sonalert Products Inc. ZT028LDCM1R30 is a component in Alarms, Buzzers, and Sirens category typically evaluated for fit, operating limits, and supportability in production. Key specs include Description (22MM ALARM +LED;20-28 VDC; 85-9), Packaging (Retail Package), Supply (20 ~ 28V), Temperature (-30°C ~ 65°C), and Mounting (Panel Mount).

Selection Notes
  • For ZT028LDCM1R30, verify the mounting type (Panel Mount) fits your manufacturing and inspection workflow.
  • Confirm the supply current (40mA) is acceptable for standby and active operation.
  • Confirm the operating frequency (3.9kHz) and any related tolerance requirements.
  • Verify the operating temperature range (-30°C ~ 65°C) and derate as needed in your application.
Alternates & Substitutions
  • For Alarms, Buzzers, and Sirens, compare the datasheet test conditions behind key specs and re-check the margins that were tightest during bring-up.
  • Start by confirming the physical match (mounting Panel Mount, packaging Retail Package) so the swap does not create a footprint risk.
  • When in doubt, treat the swap as an ECO: define acceptance criteria, then validate under worst-case operating corners.
  • If you already have candidate alternates, send the list and we can check drop-in risks against (supply 20 ~ 28V, frequency 3.9kHz).
FAQ

Who is the manufacturer of ZT028LDCM1R30?
Mallory Sonalert Products Inc.

What Height - Seated (Max) does ZT028LDCM1R30 have?
2.234" (56.75mm)

What is the Size / Dimension of ZT028LDCM1R30?
1.210" Dia (30.74mm)

Can you confirm the Ingress Protection for ZT028LDCM1R30?
NEMA 3R, 4X, 12

Application Scenarios

In real deployments, mallory Sonalert Products Inc. ZT028LDCM1R30 is a common choice in Alarms, Buzzers, and Sirens applications where the goal is to keep validation repeatable and avoid edge-case surprises during bring-up. In practice, engineers generally focus on SNR, frequency response, EMI immunity, and mechanical acoustics so performance holds in real rooms and enclosures. They support features such as voice triggering, beamforming, or loud alarm signaling where clarity matters. Across medical devices, audio and sensing paths are validated for predictable behavior in regulated workflows. Within smart home devices, audio and voice processing works near radios and switching supplies, so EMI immunity is crucial. In portable equipment, efficient amplification improves battery life while keeping distortion low at peak loudness.

Compatibility Advice
  • In practice, confirm pop/click, mute, and startup sequencing behavior so user-facing artifacts are controlled at power transitions before release to production.
Project Fit
  • Works best when you can qualify Mallory Sonalert Products Inc. ZT028LDCM1R30 for Alarms, Buzzers, and Sirens integration on the assembled PCB, and you need repeatable noise and distortion performance that can be verified under the real load and enclosure acoustics.
ZT028LDCM1R30ZT028LDCM1R30
$105.45
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