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Srx728s Dual 18′ ′ Best Subwoofer Speaker Sound Box Cabinet
US$200.00-1,000.00
4 Pieces
Product profile
Customization
AvailableNoise
<95dBHi-Fi
Hi-FiModel NO.
Sanway SRX728SActivity
PassiveOperation Mode
Wire / Remote ControlSpeaker System
Optional CombinationSpeaker Material
WoodApplication
CommercialCertification
CEMonitor
NoTHD
<0.005%Woofer
18'' Neodymium or Ferrite VersionRMS
1600 WattsTransport Package
Durable Cartons or Flight CaseSpecification
Dual 18'' subwooferTrademark
SANWAY OR OEMOrigin
Made in ChinaHS Code
8518500000Production Capacity
500PCS Per MonthKey features
High Power Output: Delivers 1600W RMS and 3200W Peak power for high-intensity performance.
Deep Bass Response: Dual 18-inch drivers provide a frequency response range of 33Hz to 220Hz.
Premium Build Quality: Constructed with 18mm birch plywood and finished with durable polyurethane paint.
Low Distortion Audio: Features THD less than 0.005% for clean and accurate sound reproduction.
Customizable Drivers: Woofer options include 18-inch Neodymium or Ferrite versions for tailored performance.
CE Certified Safety: Product holds CE certification ensuring compliance with European safety standards.
OEM/ODM Support: Manufacturer offers OEM and ODM services with dedicated R&D engineers.
Professional Connectivity: Equipped with Neutrik NL4MPX2 input connectors for reliable signal transmission.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2006-07-15 CertifiedNearest Port: Zhaoqing Port, Guangzhou port, Shenzhen PortAverage Response Time: ≤7.50h CertifiedTerms of Payment: T/T, PayPal, Western Union
AI-Powered supplier vetting
SummarySanway Audio Equipment Co., Ltd. is identified as a combined limited company and factory-based professional audio manufacturer in Guangzhou, China. Its stated product range covers power amplifiers, speakers, line-array systems, processors, and related professional audio equipment. The supplier reports five production lines, 11–20 quality-control staff, four R&D engineers, and stated annual capacities of 3,000 power amplifiers and 10,000 line-array sets. It describes quality-control procedures, trained personnel, experienced engineers, and product innovation, but no management-system certification is reported. Export activity is indicated through a 51%–70% export-sales share and markets in South America and Europe. Trade records show one buyer in Kazakhstan, although the records do not establish broader customer performance. Lead time is stated as within 15 working days in both peak and off-peak periods. Evidence is insufficient to verify financial strength, after-sales arrangements, or customization...
Supplier typeThe supplier is described as a factory specializing in research, development, manufacturing, sales, and technical services. Its registered entity is a combined limited company based in Guangzhou, China, supporting classification as a manufacturer with integrated commercial and technical functions.
CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. Therefore, no management-system certification is evidenced in the provided information.
R&D capabilityThe supplier states that it conducts research and development, emphasizes quality and innovation, and employs engineers and technicians with extensive professional-audio experience. Four R&D engineers are reported, and the product range includes DSP-equipped amplifiers and digital speaker processors, providing evidence of relevant product-development capability.
Production capacityThe supplier reports factory manufacturing, a modern assembly line, strict quality control, five production lines, 11–20 quality-control staff, and annual capacities of 3,000 power amplifiers and 10,000 line-array sets. It also states a lead time within 15 working days in both peak and off-peak seasons, supporting a demonstrated production capability.
Product Q&A
Q:What is the power rating of the SRX728S?
A:
The subwoofer has an RMS power rating of 1600 watts and a peak power handling of 3200 watts.
Q:What are the dimensions of the speaker cabinet?
A:
The dimensions are 610 mm (H) x 1067 mm (W) x 838 mm (D), with a net weight of 102kg.
Q:Can I customize the woofer type?
A:
Yes, the woofer can be customized to either an 18-inch Neodymium or Ferrite version.
Q:What material is used for the enclosure?
A:
The enclosure is made from 18mm birch plywood with a black catalyzed polyurethane paint finish.
Q:Does the product come with CE certification?
A:
Yes, the product is CE certified, ensuring it meets relevant safety and performance standards.
Send Inquiry
*To:
Sanway Audio Equipment Co., Ltd.
Sanway Audio Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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