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Top 10 Piezoelectric (Piezo) Buzzer Manufacturers in China
 Jun 11, 2026|View:751
Top 10 Piezoelectric (Piezo) Buzzer Manufacturers in China — 2026 Complete Guide | SHENGHUI

Top 10 Piezoelectric (Piezo) Buzzer Manufacturers in China — 2026 Complete Guide with Product Models & Technical Specs

Piezoelectric buzzers (Piezo Buzzers) are indispensable electro-acoustic components used to provide audible alerts in everything from battery-powered IoT sensors to industrial alarm panels and automotive dashboards. Compared with electromagnetic buzzers, piezo buzzers offer ultra-low power consumption, higher Sound Pressure Level (SPL), thinner profiles, no EMI issues, and exceptional longevity—making them the preferred choice for modern electronic designs.

For engineers and global buyers sourcing from China, selecting the right piezo buzzer goes beyond comparing price—it requires understanding the component's technical characteristics and verifying the manufacturer's actual product lineup, part-numbering system, and customization capability.

This article first breaks down piezo buzzer fundamentals in a specification table, then profiles the Top 10 Piezo Buzzer Manufacturers / Factories in China, enriched with typical product series, model number examples (e.g. SMD piezo PKM-series, DIP transducer PC-series, active alarm BPT/HMB-series), voltage ranges and application notes.

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Ⅰ. Piezo Buzzer — Core Features, Specifications & Performance Table

A piezoelectric buzzer works on the inverse piezoelectric effect: an alternating voltage applied to a PZT (Lead Zirconate Titanate) ceramic disc causes it to deform cyclically, vibrating a metal diaphragm to produce sound.

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ItemPassive Piezo Buzzer (External-Drive / Piezo Transducer)Active Piezo Buzzer (Built-in Oscillator / Piezo Indicator)
Core FeatureNo internal oscillator; sound frequency = frequency of external drive signalIntegrated oscillation IC; emits fixed tone when DC voltage applied
Main UsageMulti-tone alarms, electronic doorbells, musical toys, MCU-programmed UI feedbackSmoke detectors, power-on beeps, fault alerts, simple warning buzzers
Drive / ControlExternal AC square wave (typically 2–5 kHz from MCU PWM); rated in Vp-p (e.g. 3Vp-p, 5Vp-p, 12Vp-p)Apply rated DC voltage (3V / 5V / 9V / 12V / 24V DC); no waveform generation needed
Key Performance Indicators• Rated Voltage: 3–30Vp-p
• SPL: 65–100dB @10cm
• Resonant Freq: 2–6kHz
• Capacitance: 10–60nF
• Op. Temp: -20~+70℃ (some -40~+85℃)		• Rated Voltage: 3–24V DC
• SPL: ≥85dB @10cm (alarm types up to 105dB)
• Oscillation Freq: 2–4kHz fixed
• Current: <15mA
• Life: >30,000 hrs
Power / Wattage RangeUltra-Low: Typically 0.01–0.15W — drive current 3–10mA @ 5Vp-p → ~0.015–0.05W for SMD types; large Ø40mm transducer @12Vp-p may reach ~0.2W peakLow: 0.03–0.12W typical — draw ≤20mA @ 5V/12V DC; e.g. 12mA@12V ≈ 0.144W max
Typical SPL Range65–100dB @10cm (industrial alarm transducers up to 110–120dB)75–95dB @10cm (high-SPL alarm types ≥105dB)
Common Form FactorsØ12 / Ø16 / Ø22 / Ø27 / Ø40mm DIP; SMD (e.g. 12×9.5mm, 9×5.5mm PKM-style); wire-lead typesØ22 / Ø24 / Ø30 / Ø40mm DIP; SMD active indicators; panel-mount alarm units
ProsProgrammable tone/melody, lowest power, ideal for portable devicesSimplest integration — just connect DC power, no MCU timing required
ConsRequires MCU / timer to generate correct frequencyFixed tone only, slightly higher unit cost for active version
Wattage Note:Piezo buzzers are voltage-driven capacitive loads, not resistive. Typical continuous power is 10mW–150mW. Miniature SMD passive units (e.g. Murata PKM-series clones or Shenghui SMD piezo Ø12mm) consume <5mA → ~0.025W. By comparison, electromagnetic buzzers typically draw 30–80mA → 0.15–0.5W.

Ⅱ. Top 10 Piezoelectric (Piezo) Buzzer Manufacturers & Factories in China (2026 Edition)

The following companies are recognized for their piezo buzzer production scale, export experience, acoustic lab capability, and catalog depth—covering passive piezo transducers, active piezo indicators, SMD piezo buzzers and piezo alarm units.

1
Changzhou Shenghui Electronic Co., Ltd. RECOMMENDED
Changzhou, Jiangsu (HQ) + Shenzhen Branch Factory
Founded 1996 | ISO9001, RoHS, REACH. A specialist piezo buzzer manufacturer with nearly 30 years' focus on SMD & leaded piezo buzzers, magnetic buzzers, speakers and piezo ceramic elements. Strong OEM/ODM capability for auto, medical and appliance sectors.
Representative Product Lines & Model Examples:
Passive Piezo Transducers (DIP): PC27120P3-5V-4000, PC40140P3-9V-3400-F (Ø27mm/Ø40mm, 5Vp-p / 9Vp-p, 85–95dB)
SMD Passive Piezo Buzzers: PSM1295P05-3V (12×9.5mm SMD, 3Vp-p, 80dB@10cm), PSM1695P05-5V (16×9.5mm SMD)
Active Piezo Indicators (DIP): PA1220-05 (12mm Ø, 5V DC, 85dB), PA3025-12 (Φ30mm, 12V DC, 95dB)
Voltage Range: 3Vp-p / 5Vp-p / 9Vp-p / 12Vp-p (passive); 3V / 5V / 12V DC (active)
Website: www.shenghui.com | Series: PC-, PSM-, PA-
2
Guangdong Audiowell Electronics Co., Ltd. (AUDIOWELL)
Guangzhou / Qingyuan, Guangdong
Vertically integrated piezoelectric component maker with in-house PZT ceramic R&D. Produces piezo buzzers, ultrasonic sensors, and piezo transducers. Known for consistent acoustic performance and custom SPL/frequency tuning.
Model Examples: Passive piezo transducers AT-1220-TT-4.0A (Φ12mm, 4kHz, 5Vp-p), AT-2740-TT-2.8A (Φ27mm, 2.8kHz, 12Vp-p); SMD piezo buzzers in 12×9.5mm / 9×5.5mm packages.
Strengths: Material-level expertise, IATF16949-qualified lines, automotive & industrial customers.
3
Bestar Electronics Industry Co., Ltd. / Handeli (BESTAR)
Changzhou, Jiangsu
Comprehensive buzzer portfolio — piezo (passive & active), electromagnetic, SMD. Supplies home appliance, auto & instrument brands.
Model Examples:
Passive piezo transducer: BPT-27X (Φ27mm, external drive, 5–12Vp-p, 90dB), BPT-24X (Φ24mm, 12Vp-p)
Active piezo indicator: BPI-12A05 (Φ12mm, 5V DC, 85dB), BPI-30A12 (Φ30mm, 12V DC, 95dB)
SMD piezo: BSM-1295P03 (12×9.5mm, 3Vp-p passive)
Noted for: Mature domestic & overseas distribution, good cross-reference to big-brand part numbers.
4
Kingstate Electronics Corp.
Dongguan, Guangdong
Globally recognized acoustic component brand. Large-scale automated lines for piezo & magnetic buzzers. Popular with EMS / ODM customers.
Model Examples:
Piezo transducer: KPEG-169 (Φ22mm, 5Vp-p), KPEG-272 (Φ27mm, 12Vp-p)
Active piezo indicator: KPI-12A05 (5V DC), KPI-30A12 (12V DC)
SMD passive piezo buzzers compatible with industry-standard PKM12-xx footprints
Strengths: Consistent quality, broad international certification, competitive mid-market pricing.
5
FBelec (Ningbo / Jiangsu Buzzer Division)
Ningbo, Zhejiang / Jiangsu
Focuses on SMD & through-hole piezo buzzers, electromagnetic buzzers and alarm sounders. Emphasizes fast sampling and high-volume scalability.
Model Examples:
Passive piezo: FBPE-1220 (Φ12mm, 5Vp-p), FBPE-4020 (Φ40mm, 12Vp-p, ≥95dB)
SMD piezo: FBSM-1295P (12×9.5mm, 3Vp-p / 5Vp-p), FBSM-1650P (16×6.5mm)
Active piezo: FBAI-05A05 (5V DC), FBAI-12A12 (12V DC)
Good for: Quick-turn prototypes and volume production with RoHS compliance.
6
HYDZ / Xinghua Huayu Electronics Co., Ltd.
Xinghua, Jiangsu
Long-standing maker of piezo buzzers, magnetic buzzers and alarm units for white goods, small appliances & security.
Model Examples:
Passive piezo: HYP-1220 (Φ12mm, 5Vp-p), HYP-2730 (Φ27mm, 12Vp-p)
Active piezo: HYT-1205 (Φ12mm, 5V DC, 85dB), HYT-3012 (Φ30mm, 12V DC, 90dB)
SMD: HYSM-1295 (12×9.5mm passive SMD piezo)
Strength: Very competitive pricing on standard catalog items, flexible MOQ.
7
Changzhou Chaoyin / Ultra-Sound Electronics Co., Ltd.
Changzhou, Jiangsu
Since late 1990s — piezo ceramic discs, passive piezo buzzers and transducers. Offers OEM/ODM with acoustic customization.
Model Examples: CYT-27P12 (Φ27mm piezo transducer, 12Vp-p), CYT-40P09 (Φ40mm, 9Vp-p, ≥95dB), SMD CYSM-1295P05.
Strength: Mature process control, consistent SPL testing, good for replacement of name-brand piezo transducers.
8
Kaili Electronic / CRESND Buzzer
Changzhou, Jiangsu
Niche player in miniature SMD piezo buzzers and low-power alert transducers for wearable / portable medical devices.
Model Examples: Ultra-small SMD passive piezo KLSP-0905P03 (9×5.5mm, 3Vp-p), KLSP-1295P05 (12×9.5mm, 5Vp-p); active SMD indicators KLSA-1295A05 (5V DC).
Strength: Space-constrained PCB designs, low leakage capacitance variants.
9
Guangdong SiweiTe Electronics / SWT
Dongguan / Guangzhou, Guangdong
Micro electro-acoustic specialist — ultra-small piezo buzzers, receivers and micro-speakers. Supplies hearing-aid-adjacent and compact consumer electronics.
Model Examples: SWT-PZ12P03 (Φ12mm passive, 3Vp-p), SWT-PZSM09 (9×5mm SMD piezo), SWT-AI05 (5V DC active indicator).
Strength: One of the smallest commercially available piezo form factors in China's catalog market.
10
Ningbo Sanrong / Ningbo Acoustic Electronics
Ningbo, Zhejiang
Export-oriented piezo & magnetic buzzer maker with IP-rated outdoor alarm options. Serves European & SE-Asian markets.
Model Examples: Passive piezo SRP-2740 (Φ27mm, 12Vp-p, 95dB), active piezo SRA-3012 (Φ30mm, 12V DC, 95dB), waterproof panel-mount piezo alarm SRWA-90-12.
Strength: Outdoor / harsh-environment versions, customizable bezel & wire harness.

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Ⅲ. Sourcing Tips — What to Verify Before You Order

When qualifying a Chinese piezo buzzer supplier, request:

✅
Datasheet with SPL measured @ specified voltage & 10cm distance — not just "loud sound"
✅
Operating temperature range — -20~+70℃ standard; -40~+85℃ for auto/industry
✅
SMD reflow compatibility — confirm peak reflow temp (typically 260℃ max 5–10s) for SMD piezo buzzers
✅
Active vs Passive clarification — active = DC drive (e.g. PA1220-05), passive = AC/Vp-p square wave (e.g. PC27120P3-5V)
✅
Cross-reference support — reputable makers (Shenghui, Bestar, Kingstate, Audiowell) can cross to Murata PKM-series, TDK KPEG-series or CUI/PUI part numbers

Download Datasheets & Cross-Reference Guides

Access complete technical documentation for Shenghui's full range of piezo buzzers, including SMD, DIP, and active indicator series.

Download Technical Resources

Contact Shenghui Electronics

Company: Changzhou Shenghui Electronic Co., Ltd. (SUNWAY)
Address: Changzhou, Jiangsu, China (HQ) + Shenzhen Branch
Website:www.shenghui.com
Product Page:www.shenghui.com/Buzzer.html

Ⅳ. Conclusion

Piezoelectric buzzers remain the optimal choice for low-power, high-reliability audible alerts across consumer electronics, medical devices, automotive modules and industrial alarm systems. China offers a mature and globally competitive piezo buzzer manufacturing ecosystem — from PZT ceramic material specialists (Audiowell) to application-focused assemblers (Shenghui, Bestar, Kingstate) with full SMD/DIP catalogs and model families such as PC- / PS- / PA- / PKM- / BPT- / KPEG-series.

Whether you need a 3V SMD passive piezo (e.g. PKM12-5N0A or Shenghui PSM1295P05-3V) for a wearable device, or a 12V/24V high-SPL piezo alarm transducer (Φ40mm, ≥95dB) for an industrial panel, the Top 10 manufacturers listed above represent the most reliable sourcing options from the Chinese market in 2026.

Frequently Asked Questions (FAQ)

Q1: What is the difference between active and passive piezo buzzers?
A: Active piezo buzzers have a built-in oscillator circuit — simply apply DC voltage (e.g. 5V or 12V DC) and they emit a fixed tone. Passive piezo buzzers (transducers) require an external AC square wave signal (e.g. from an MCU PWM pin) to produce sound. Active buzzers are easier to use but limited to one tone; passive buzzers allow programmable melodies and multi-tone alerts.
Q2: Can SMD piezo buzzers withstand reflow soldering?
A: Yes, most SMD piezo buzzers from reputable manufacturers like Shenghui are designed to withstand standard reflow profiles with peak temperatures up to 260°C for 5–10 seconds. Always verify the specific reflow compatibility in the datasheet before production.
Q3: How do I choose between a piezo buzzer and an electromagnetic buzzer?
A: Piezo buzzers are preferred for low-power applications (battery-operated devices), thinner profiles, and higher SPL at resonance. Electromagnetic buzzers offer wider frequency response and lower impedance but consume more current. For most modern portable and IoT designs, piezo buzzers are the optimal choice.

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