# CMT-8540S-SMT-TR (Component)
## Description
Buzzers
CMT-8540S-SMT-TR
BUZ-SMD_4P-L8.5-W8.5-P8.50-TL-A
LCSC Part Number: C22359715
JLCPCB Part Class: Extended Part
Manufactured by CUI
## Component Details
- **Owner:** lcsc
- **Created:** 3/17/2026
- **Last Updated:** 3/17/2026
- **Visibility:** Public
- **Package or Case Code:** BUZ-SMD_4P-L8.5-W8.5-P8.50-TL-A
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Part Number:** CMT-8540S-SMT-TR
- **Part Type:** Buzzers
- **Manufacturer Name:** CUI
- **LCSC Part Number:** C22359715
- **Used in:** 1 project
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/cmt-8540s-smt-tr/cui-devices?utm_currency=USD®ion=nac) | $1.473 | 472 |
| [LCSC](https://www.lcsc.com/product-detail/buzzers_cui-cmt-8540s-smt-tr_C3812049.html) | $5.1179 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/Same-Sky/CMT-8540S-SMT-TR?qs=qCxwlXJ4fnyb8bN8CSFJVw%3D%3D) | $4.27 | 4.4K |
| [Verical](https://www.verical.com/pd/cui-devices-indicators-and-alerts-CMT-8540S-SMT-TR-7218212?utm_currency=USD) | $1.7506 | 159 |
- **Part Type:** Electromechanical Components
- **MPN:** CMT-8540S-SMT-TR
- **Mount Type:** Surface Mount
- **Package / Case Code:** SMD
- **Pin Count:** 4
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | 1 | |
| 2 | 2 | |
| 3 | 3 | |
| 4 | 4 | |
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*Generated from [https://www.flux.ai/lcsc/cmt-8540s-smt-tr~0192](https://www.flux.ai/lcsc/cmt-8540s-smt-tr~0192)*