Tx-20b Single 18 Inch Passive Line Array Subwoofer for PA Sound System

Name: Tx-20b Single 18 Inch Passive Line Array Subwoofer for PA Sound System
Brand: Shandong Lightning Cloud Technology Engineering Co., Ltd.
SKU: 2175026652

Shandong, ChinaShandong Lightning Cloud Technology Engineering Co., Ltd.

US$999.00-1,199.00

1 Piece

Product profile

Customization

Available

Amplification Type

Passive

Speaker Material

Wood

Model NO.

TX-20B

Usage

Stage/DJ, Theater, Bar, Club, Multi-Function Hall, AV System

Adjusting Method

External Amplifier / DSP Control

Sound Channel

Subwoofer

Structure

Single 18 Inch Line Array Subwoofer

Function

Passive Line Array Subwoofer

Rated Power

700W

Frequency Response

38Hz-200Hz

Maximum Spl

136db

Rated Impedance

8 Ohms

Input Connector

2 X Neutrik 4-Pin Connectors

Cabinet Material

Birch Plywood

Transport Package

Wooden Case

Specification

680 x 560 x 670mm, 53kg

Trademark

TRS

Origin

China

HS Code

8518210000

Key features

Single 18-inch passive line array subwoofer for professional PA systems.

Designed to work with TX-20 line array speakers for compact full-range sound reinforcement.

700W rated power with 8 ohms impedance.

38Hz-200Hz frequency response for low-frequency extension.

100dB sensitivity and 136dB maximum SPL.

Equipped with one 18-inch ferrite waterproof low-frequency driver with 100mm voice coil.

Compact cabinet design for convenient transport and installation.

Suitable for flown installation or ground-stacked system setup.

Black durable textured coating for touring and fixed installation use.

Perforated steel grille with inner acoustic mesh for driver protection.

Company profile

Importers and ExportersMulti-language PioneerIn-stock CapacityFast Delivery

Shandong Lightning Cloud Technology Engineering Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.56h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad business activities spanning electronic products, software and hardware, display devices, intelligent robots, new-energy equipment, security systems, and related technical services. It offers extensive customization, including sample-, design-, full-, minor-, and flexible customization, and launched new products during the past year. Quality assurance is reported, but finished-product inspection is random, only one quality inspector is reported, and raw-material traceability is unavailable. The supplier has in-stock capability but no overseas warehouse or showroom. It lacks 3D software design and SDK availability. Financial information supplied shows zero operating revenue, cost, gross profit, and operating profit for the stated periods; no monetary figures are reproduced here. Corrective-action and complaint-handling procedures exist but lack written records. No customer cases or certifications are explicitly provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and its business scope covers electronic components, software and hardware, display devices, intelligent robots, new-energy equipment, security systems, and technical services. This supports classification as a diversified technology and equipment supplier rather than a narrowly specialized manufacturer.

Financial creditThe supplied financial-capacity record reports zero operating revenue, operating cost, gross profit, and operating profit for the stated periods. These figures provide explicit evidence of very limited reported operating activity, although the slices do not explain the accounting context or independently verify the data.

R&D capabilityThe supplier is identified as having professional technical R&D capability and launched new products during the past year. It also offers broad product customization, but does not provide 3D software design or an available SDK; the company description additionally presents a strategic manufacturing partner with automated production facilities and complete production lines.

Production capacityThe company description states that its display-solutions partner has automated production facilities and complete production lines, and the supplier reports in-stock capability. Nevertheless, outsourcing procedures and manufacturing contracts have unknown status, so the slices support production-related capability but do not fully establish the supplier’s own manufacturing controls.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is repeated across the R&D and design-capability records and is direct evidence of broad customization capability.