Factory 144 Half Cells Monocrystalline Solar Panels 440W 450W 500W Mono PV Module

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Product Description

📊 Basic Information
Model NO.
DHM72L9-440~450W
Application
Industrial
Certification
EST, ISO, CE, TUV
Material
Monocrystalline Silicon
Technology
Half Cell, PERC
Solar Power
440W - 460W
Frame
Anodized Aluminium Alloy
Waterproof
IP68 Rated
Weight
23.5kg
Specification
2094*1038*35mm
Package
Wooden Case
Production Capacity
1.5GW/Year
💡 Product Description
Solar Panel Overview Product Dimensions
Maximum Power (Pmax) 430W 435W 440W 445W 450W 455W 460W
Open-circuit Voltage (Voc) 48.7V48.9V49.0V49.2V49.3V49.5V49.6V
Max Power Voltage (Vmp) 41.5V41.7V41.8V42.0V42.1V42.3V42.4V
Short-circuit Current (Isc) 11.23A11.26A11.29A11.32A11.35A11.38A11.41A
Module Efficiency (%) 19.78%20.01%20.24%20.47%20.70%20.93%21.16%
Power Tolerance 0~+5W
🛠️ Production Process
Process Map

Solar Cell Welding

Use automatic welding machine to connect solar cells in series. All the solar cells are made by top-class brands to ensure maximum output.

Cell Welding
Typesetting Machine

Automatic Typesetting

High precision typesetting machines automatically arrange battery strings. This ensures high efficiency and a low defect rate in the module assembly.

EL Testing & Inspection

100% EL testing and mirror inspections are performed before lamination to identify and repair any micro-defects or appearance issues.

EL Testing
📦 Packaging & Projects

Packaging System

Packaging

Exhibitions

Exhibition
Global Solar Projects
Frequently Asked Questions
Q: Why choose our solar panels and solar systems?
1. Complete set configuration with all necessary parts included.
2. Professional engineer team available for technical support.
3. User-friendly installation manuals with clear visual guides.
4. 100% tested before delivery to ensure reliable quality.
Q: What solar solutions can you provide?
We provide On-grid systems (selling extra power to the grid), Off-grid systems (with battery storage for night/rainy days), and Hybrid systems (combining both functions).
Q: What is the lead time for production?
Generally, production takes about 7-10 working days, depending on the order quantity and whether it is for individual panels or complete sets.
Q: What is your monthly production capacity?
Our current monthly production capacity for solar panels is approximately 110MW.
Q: How long is the warranty for your products?
We offer a 12-year limited PV module warranty and a 25-year limited power output warranty.
Q: Which payment terms are accepted?
We support multiple payment methods including Credit Card, Bank Transfer (T/T), Western Union, and LC.
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