What is the rated power of the unit?

The rated power is 600W RMS with a peak power of 2400W.

Is the subwoofer active or passive?

It is an active subwoofer equipped with a BA1.8 digital amplifier module.

What is the net weight of the product?

The net weight is 31 kg per piece.

Single 15inch Subwoofer with 4′ ′ Voice Coil 133dB Peak

Name: Single 15inch Subwoofer with 4′ ′ Voice Coil 133dB Peak
Brand: DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
SKU: 922977605

Guangdong, ChinaDONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

US$1.00-3,000.00

1 Piece

Product profile

Customization

Available

Frequency Response(-3dB)

35Hz-300Hz and 50Hz-18kHz

Woofer

1X18"(460mm)/4" Voice Coil Woofer

Model NO.

U115S/U115SA/U115SAS

Rated Power

2X400W/8Ω+1200W/4Ω

Maximum Spl

128dB Continuous, 133dB Peak

Certificate

Ce, RoHS, CCC

Transport Package

Carton Box

Specification

880x660x655mm

Trademark

FDB

Origin

Dongguan, China

HS Code

85182100

Production Capacity

5000PCS/Month

Key features

High Peak SPL: Delivers 133dB peak sound pressure level for powerful sub-bass reinforcement.

Active System Design: Equipped with BA1.8 digital amplifier module for integrated active performance.

Durable Construction: Constructed from high-quality plywood for robust fixed installation durability.

Wide Application Range: Ideal for multi-purpose halls, hotels, clubs, outdoor events, and live sound.

OEM/ODM Services: Manufacturer offers both OEM and ODM customization services for clients.

Fast Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.

Comprehensive Certifications: Product certified with CE, RoHS, and CCC standards for global compliance.

Professional Brand: Own brand manufacturer established in 2010 with 10 R&D engineers.

Company profile

DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, Small-amount payment CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryThe supplier is a China-based professional audio manufacturer with operations in Dongguan, Guangdong, and reported establishment dates of 2006 and 2010 in different records. Its stated product scope includes professional transducers, speaker cabinets, amplifiers, processors, horns, and related accessories. Evidence indicates a 7,500 m² manufacturing plant, 98 employees, advanced production and testing equipment, 10 R&D engineers, and ISO9001:2015 and ISO14001:2015 certifications. The company reports cooperation with BOSE, Thoman, and Proel in developing models, as well as positive customer feedback regarding quality stability, reliability, and consistency. However, the records contain inconsistent legal/company names and entity classifications, and provide insufficient evidence regarding after-sales processes, financial credibility, and formal customization services.

Supplier typeThe records identify the supplier as a manufacturing-oriented company in the professional audio sector, with a Dongguan manufacturing address, a 7,500 m² plant, and products including transducers, cabinets, amplifiers, and processors. However, one record classifies the company as a trade company, while another identifies a limited manufacturing company, so the exact legal and operating classification is inconsistent.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certifications, and also describes a formally enforced quality management system. This provides direct evidence of certified quality and environmental management systems.

R&D capabilityThe supplier reports dedicated R&D activity, 10 R&D engineers, advanced technology and testing equipment, development cooperation with materials and accessories manufacturers, and joint model development with BOSE, Thoman, and Proel. These details directly support meaningful product-development capability.

Production capacityEvidence supports in-house manufacturing of professional audio products, including a 7,500 m² plant, 98 employees, advanced production equipment, testing apparatus, and a broad product range. The supplier also describes established quality-control processes, indicating a substantive production operation.

Client casesThe supplier explicitly states that it cooperated with BOSE, Thoman, and Proel on new-model development, and reports positive feedback from local and overseas customers regarding stable quality, reliability, and consistency. These are direct customer-related references, although the records do not provide project details, dates, or independently verified case documentation.