What special features does the SSS model have?

It is equipped with a spring reverberator and a customized high-quality drive transformer.

What brand of potentiometers are used?

It uses CTS Taiwan production potentiometers and imported knobs of the same brand as Dumble.

Who is the manufacturer?

The manufacturer is Grand Technology, a professional manufacturer of musical instruments and accessories.

Dumble Clone Steel String Singer Head 20W with Kinds Colors, Grand Amplifier SSS Model

Name: Dumble Clone Steel String Singer Head 20W with Kinds Colors, Grand Amplifier SSS Model
Brand: Shenzhen Grand Technology Co., Ltd.
SKU: 736466752

Guangdong, ChinaShenzhen Grand Technology Co., Ltd.

Negotiable

10 Pieces

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Material

Wood

Type

Handwired Guitar AMP Head 20W

Model NO.

SSS20K

Construction

Hand Wired Turret Board Construction All Tube Circ

Color

Kinds, Suede Black, Brown, Blue, Purple

Certificates

CE, RoHS, FCC

Customize

Customized

Power

20W

Brand

Grand, Dumble Clone

Style

Steel String Singer SSS

Tubes

Ecc83s*5, Eh 6V6

Cabinet

Imported Sea Birch Wood, All Handmade. The Best

Transport Package

Double Strong Carton Box

Specification

53*27*27(cm)

Trademark

Grand

Origin

China

HS Code

8518400090

Production Capacity

100PCS/Month

Key features

Handwired Tube Construction: Handbuilt turret board with all tube circuit and point-to-point wiring.

Premium Materials: Shell made of imported sea birch wood, CTS potentiometers, and imported knobs.

Customizable Colors: Available in Tweed, Black, Brown, Blue, Purple, and other custom color options.

High-End Components: Equipped with custom output transformer, drive transformer, and spring reverb.

20W Power Output: Features 5x Ecc83s and 1x Eh 6V6 tubes for authentic tube guitar tone.

Professional Manufacturing: Produced by Grand Technology with 15 professional engineers supervising production.

Global Export Experience: Selling well in USA, Europe, Japan, Korea, and other international markets.

Steel String Singer Style: SSS model design offering classic steel string amplifier characteristics.

Company profile

Shenzhen Grand Technology Co., Ltd.Guangdong, China

Business Type: Manufacturer/Factory, Trading Company, Other, Group CorporationExport Year: 2015-04-20Nearest Port: Shenzhen ShekouAverage Response Time: ≤9.90hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, Others

AI-Powered supplier vetting

SummaryShenzhen Grand Technology Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It supplies a broad range of musical instruments and related electronics, including guitars, amplifiers, pedals, pianos, and percussion products. The supplier reports ISO 9000 and ISO 9001 certifications, 11–20 years of combined R&D engineer experience, 6–10 quality-control staff, five production lines, and substantial stated annual output for selected products. Exports account for 90% of total sales, with markets spanning multiple regions. The company states that it provides after-sales service and seeks long-term partnerships, but the available information does not independently verify service performance, customization capability, financial strength, or detailed customer references.

Supplier typeThe supplier is explicitly classified as a trading company, manufacturer/factory, group corporation, and other, with a China origin and Guangdong operating province. Its product portfolio and reported production lines and output support involvement in manufacturing as well as trading and export activities.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 management-system certifications. The slices do not provide certificate numbers, issuing bodies, validity dates, or scope, so the assessment is based on the stated certifications only.

After-Sales capabilityThe company explicitly states that it builds consumer connections through excellent after-sales service and welcomes improvement suggestions. However, no service-process details, response standards, repair resources, or performance records are provided.

Production capacityThe supplier reports five production lines and substantial annual output, including 100,000 guitar amplifiers, 100,000 guitar pedals, 150,000 electric guitars, and 150,000 acoustic guitars, plus 1,500 guitar pianos. These stated capacities provide explicit evidence of production capability across multiple product categories.