Is the product inspected before shipping?

Yes, 100% of finished products undergo visual and functional inspections.

What is the material of the thermostat?

The thermostat is made of copper with an oil blooming surface treatment.

Which brands does this kit replace?

This kit is a replacement for Mercury Marine models including 8m0139434 and 855676002.

855676002 Thermostat Kit for Mercury 8HP-30HP Outboard Engine

Name: 855676002 Thermostat Kit for Mercury 8HP-30HP Outboard Engine
Brand: Hangzhou Juxin Power Machinery Co., Ltd.
SKU: 2274841125

Zhejiang, ChinaHangzhou Juxin Power Machinery Co., Ltd.

US$1.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

8M0139434 855676002 8M0119207 18-43175

Application

Boat

Standard

ISO

Customized

Non-Customized

Surface Treatment

Oil Blooming

Material

Copper

Type

Thermostat

HS

8409911000

Model

8m0139434 855676002 8m0119207 18-43175

Replacement Brand

Mercury Marine

Manufacturer

Southmarine

Transport Package

Box

Specification

8-30HP

Trademark

SouthMarine

Origin

China

HS Code

8409911000

Production Capacity

1000000000

Key features

Quality Assurance: Pre-production samples and final inspections guaranteed before shipment.

Experienced Team: Staff with 15 years factory experience in outboard motor spare parts.

12 Months Warranty: Comprehensive 12-month warranty coverage for mechanical defects.

Flexible Payment: Accepts T/T, L/C, PayPal, and multiple currencies including USD and CNY.

Global Shipping: Supports FOB, CIF, EXW, and DDP delivery terms from Ningbo Port and Shanghai Port.

Honest Cooperation: Customer value-oriented principle with a focus on long-term partnerships.

Company profile

High Repeat Buyers ChoiceFast DeliveryQuality AssuranceImporters and Exporters

Hangzhou Juxin Power Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 1 year CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.56h

AI-Powered supplier vetting

SummarySouthMarine is a broad-scope supplier covering marine equipment, mechanical components, electrical and related products. It supports sample and design-based customization, has in-stock capability, and states short lead times for small, large, peak-season, and off-season orders. However, it is not identified as a professional technical supplier, does not provide 3D software design services, and reported no new products in the past year. Quality infrastructure appears limited: one quality-control employee, no test equipment, no warehouse-control process found onsite, and no raw-material traceability. Written procedures for supplier assessment, corrective actions, and complaint handling are absent. Export experience is stated as one year. No customer cases or certification evidence was provided.

Supplier typeThe supplier is explicitly described as not being a professional technical supplier. Its stated scope covers marine supporting equipment, ship and mechanical equipment, electrical, metal, rubber, plastic, hardware, bearings, gears, transmission components, and spare parts, indicating a broad trading/manufacturing profile rather than a narrowly specialized technical supplier.

After-Sales capabilityNo written procedures or records are reported for corrective and preventive actions or effective customer-complaint handling. Although the supplier states that inquiries are answered within 24 hours, this addresses pre- or general communication rather than demonstrated after-sales controls.

Financial creditThe supplied financial-capacity data reports zero operating revenue, operating cost, gross profit, and operating profit for the last year and the last two years, with the financial-capacity period identified as 2024. These figures provide explicit negative evidence regarding demonstrated operating financial activity.

R&D capabilityThe supplier states that it had no new products in the past year, does not provide 3D software design services, and is not a professional technical supplier. One R&D engineer is listed, with responsibilities focused on providing samples according to customer requirements, so innovation capability is demonstrably limited.

Production capacityThe supplier states that samples and small batches can ship within 2–5 days, large orders have a 15–25 day production cycle, and peak- and off-season lead times are within 15 workdays. It also reports in-stock capability and sample-based mold making, but only one quality-control employee, zero quality-control test equipment, no onsite warehouse-control process, and unknown outsourcing procedures and contracts indicate important production-control limitations.

Customization capabilityThe supplier explicitly supports customization from samples and designs, including sample-based mold making and production. The single listed R&D engineer provides samples according to customer requirements, supporting basic customization, although no 3D software design service is available.