What certifications does the product have?

The product is certified with EST, ISO, CB, and CE standards.

What is the lead time for delivery?

Lead time is within 15 workdays during off-season and 1-3 months during peak season.

What is the cell size of the panel?

The cell size is 166mm x 166mm.

440W 450W Photovoltaic Mono Solar Power Panel

Name: 440W 450W Photovoltaic Mono Solar Power Panel
Brand: Sun Labmem Co., Limited
SKU: 1925534431

Hongkong S.A.R., HONG KONG, CHINASun Labmem Co., Limited

US$35.00-65.00

500 piece

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After-Sales Installation

Warranty

25 Years

Model NO.

SLSP004

Number of Cells

144 PCS

Application

Industrial

Condition

New

Certification

EST, ISO, CB, CE

Material

Monocrystalline Silicon

Connector

Compatible Connector

Inverter

MPPT Controller&Inverter

Controller Type

MPPT, PWM

Package

Wooden Box

Transport Package

Caron Then in Pallet

Specification

Weight: 23.5kg

Trademark

Origin

China

Key features

High Panel Efficiency: Achieves up to 20.9% module efficiency with PERC and Half Cell technology.

Durable Bifacial Design: Features double-glass construction for enhanced durability and light capture.

Comprehensive Warranty: Backed by a 25-year warranty for long-term reliability and peace of mind.

Waterproof Protection: IP68 waterproof rating ensures safe operation in harsh weather conditions.

Multiple Power Options: Available in 440W, 445W, 450W, and 455W models to suit various needs.

OEM and ODM Support: Accepts OEM and ODM orders with flexible contracts and customized solutions.

Certified Quality: Holds EST, ISO, CB, and CE certifications for international compliance.

Fast Delivery: Off-season lead time within 15 workdays; peak season 1-3 months.

Company profile

Sun Labmem Co., LimitedHongkong S.A.R., HONG KONG, CHINA

CertifiedBusiness Type: Trading CompanyExport Year: 2019-04-01Nearest Port: shanghai, shenzhen, qingdaoAverage Response Time: ≤2.72hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, Others

AI-Powered supplier vetting

SummarySun Labmem Co., Limited is identified as both a trading company and manufacturer/factory based in Hong Kong, with a factory in Fujian and sourcing agent services as its main listed offering. It reports ISO 9001 certification, more than 10 production lines, fewer than five quality-control staff, and 6–10 years of R&D engineer experience. The supplier states that it provides 24/7 helpdesk support, timely after-sales service, and experience from dozens of international projects. Export sales account for 90%, with exporting activity beginning in 2019. Lead time is stated as within 15 workdays during off-peak periods but 2–3 months during peak season. Evidence supports service capability, certification, broad market reach, and manufacturing access, while financial credibility, innovation output, customization execution, and verifiable customer cases remain insufficiently documented.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, while its listed main product or service is sourcing agent services. This indicates a mixed sourcing and manufacturing-related business model rather than a purely specialized factory profile.

CertificationsThe supplier reports holding ISO 9001 certification for its management systems. The slice does not provide the certificate number, issuing body, scope, or validity period, but the stated certification is explicit evidence of a formal quality-management system.

After-Sales capabilityThe supplier states that it maintains a 24/7 helpdesk, provides attentive service, and follows up with after-sales service in a timely manner. These explicit service commitments support after-sales capability, although no performance metrics or customer references are provided.

Production capacityThe supplier identifies itself as a manufacturer/factory, reports more than 10 production lines, and lists a factory location in Fujian. It also states an off-peak lead time within 15 workdays, but peak-season fulfillment may take 2–3 months and quality-control staffing is fewer than five, indicating capacity evidence alongside operational constraints.