40W Solar Panel Kit Datasheet

Overview

Description

The 40 W Solar Panel Kit is a monocrystalline solar module designed for reliable solar energy generation in off-grid applications. Combined with the Battery Prime RAK9156, it provides a sustainable power solution for remote LoRaWAN deployments.

Features

Solar Cell Type: Monocrystalline Silicon
Peak Power (Pmax): 40 W (±5%)
Open-Circuit Voltage (Voc): 24.4 V
Maximum Power Voltage (Vmp): 20.5 V
Maximum Power Current (Imp): 1.95 A
Module Dimensions (L × W × T): 625 × 395 × 30 mm
Operating Temperature Range: -40° C to +85° C
Service Life: 25 years

Specifications

Overview

Figure 1: Solar Panel 40W

Parameter	Value
Module Number	S-40 W-20.5 V
Junction Box Model	PV-CQ007
Junction Box Protection Rating	≥ IP67
Application Class	Class A
Service Life	25 years
Power Output Warranty	10 years: ≥ 90% of rated power; 25 years: ≥ 80% of rated power

Hardware

Electrical Characteristics

Parameter	Value
Peak Power (Pmax)	40 W (±5%)
Open-Circuit Voltage (Voc)	24.4 V
Maximum Power Voltage (Vmp)	20.5 V
Maximum Power Current (Imp)	1.95 A
Short-Circuit Current (Isc)	2.10 A
Standard Test Conditions (STC)	Irradiance: 1000 W/m² Cell Temperature: 25° C Air Mass (AM): 1.5
Solar Cell Efficiency	> 23.5%
Module Efficiency	22.7%
Temperature Coefficient of Power (Pmax)	-0.43%/°C
Temperature Coefficient of Current (Isc)	0.08%/°C
Temperature Coefficient of Voltage (Voc)	-0.37%/°C
Maximum Series Fuse Rating	1pc of 10 A by-pass diode
Output Cable and Connector	Optional
Maximum System Voltage	800 VDC

Mechanical Characteristics

Figure 1: Solar Panel 40W Dimensions

Parameter	Value
Module Dimensions (L × W × T)	625 × 395 × 30 mm
Maximum Static Load (Front Side)	2400 Pa
Maximum Static Load (Rear Side)	2400 Pa
Hail Impact Resistance (Diameter / Velocity)	25 mm / 23 m/s
Front Cover Material / Thickness	Low-Iron Tempered Glass, 3.2 mm
Encapsulant Material	Ethylene Vinyl Acetate (EVA)
Backsheet Material / Color	PET, Black
Frame Material / Color	Anodized Aluminum Alloy, Black
Solar Cell Type	Monocrystalline Silicon
Solar Cell Arrangement	2 × 18, 36 cells in series
Solar Cell Dimensions (L × W × T)	182 × 30.625 × 0.19 mm