What is the frequency response range?

The frequency response range is 80Hz to 15KHz.

What certifications does the product have?

The product is certified with CE and CCC.

What is the lead time for production?

Lead time is one month during the off-season and 1-3 months during the peak season.

Zh-25 Series 30W 4" Woofer Outdoor Column Loudspeaker

Name: Zh-25 Series 30W 4" Woofer Outdoor Column Loudspeaker
Brand: Hangzhou Zhonghe Electronic Equipment Co., Ltd.
SKU: 1909521922

Zhejiang, ChinaHangzhou Zhonghe Electronic Equipment Co., Ltd.

US$14.00

500-999 Pieces

US$12.00

1,000+ Pieces

Sample price:US$14.00/piece.Request sample

Product profile

Customization

Available

Noise

<95dB

Hi-Fi

Model NO.

ZH-2530

Activity

Passive

Operation Mode

Wire / Remote Control

Speaker System

Optional Combination

Speaker Material

Metal

Application

Commercial, Home

Certification

CE, CCC

Monitor

None

THD

<0.005%

Transport Package

Carton

Specification

160*100*465mm

Trademark

Zhonghe

Origin

China

HS Code

8518220000

Production Capacity

500000pieces/Year

Key features

IP66 Waterproof Rating: Meets outdoor requirements with all-weather durability and dust/water resistance.

Aluminum Alloy Construction: Made of tough, wear-resistant aluminum alloy for a beautiful and durable appearance.

Multiple Power Options: Available in 20W, 30W, 40W, and 60W models with varying speaker counts.

Low THD Performance: Total Harmonic Distortion is less than 0.005% for high-fidelity sound.

Wide Application Range: Suitable for schools, playgrounds, squares, balconies, supermarkets, and more.

OEM and ODM Services: Customization services available for branding and design requirements.

CE and CCC Certified: Product meets international safety and quality standards including CE and CCC.

Passive Speaker System: Designed as a passive system requiring external amplification for operation.

Company profile

Hangzhou Zhonghe Electronic Equipment Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2018-03-01 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: >24h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHangzhou Zhonghe Electronic Equipment Co., Ltd. is a China-based limited company established in 2000, operating from Zhejiang with 300 employees. It manufactures public-address and professional audio equipment, including IP broadcasting systems, amplifiers, speakers, microphones, mixers, and related products. The supplier reports multiple factories, 10 production lines in one capacity record and 12 audio/video lines in another, with stated production of up to 800,000 electronic devices annually. It has self-operated import and export rights and exports mainly to Southeast Asia, the Middle East, and Europe, although exports represent only 1%–10% of total sales. Evidence supports broad product development, substantial manufacturing capability, and extensive reported customer-case experience. No supplier-management-system certification is reported, while after-sales service, financial credibility, and customization capability are not sufficiently documented.

Supplier typeThe supplier is identified as Hangzhou Zhonghe Electronic Equipment Co., Ltd., a Chinese limited company operating in consumer electronics and specializing in audio equipment. Its stated product range includes IP broadcasting equipment, broadcast amplifiers, professional audio, speakers, microphones, and sound mixers.

CertificationsThe supplier-management-system certification field is explicitly recorded as "NIL." No other certification evidence is provided, so there is no documented certification advantage in the supplied information.

R&D capabilityThe supplier reports independent development of dozens of series and more than 1,000 product varieties, describes R&D innovation as a long-term business focus, and reports five years of R&D engineer experience. Its product scope also includes IP and network broadcasting equipment, supporting a documented product-development capability.

Production capacityProduction evidence is substantial: the supplier reports four factories exceeding 20,000 square meters in total, a 15,000-square-meter manufacturing plant, 10 production lines in one record and 12 audio/video lines in another, plus stated annual capacity of 800,000 electronic devices. It also reports specialized production for speakers, outdoor sound columns, audio equipment, and plastic parts, with peak-season fulfillment of 2–3 months.

Client casesThe supplier claims more than 2 million successful cases worldwide. This is explicit evidence of a large reported case base, although the slices do not provide customer names, project references, industries, or independently verifiable case details.