Is this monocrystalline or amorphous?

High efficiency monocrystalline solar cells

1. can i connect 2 solar panels in parallel to get 40w (higher currency to 12v battery)? 2. can i use the same 10a controler?

Yes you can just don’t go over the rated amps on your controller

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Topsolar Solar Panel Kit 20W 12V Monocrystalline with 10A Solar Charge Controller + Extension Cable with Battery Clips O-Ring Terminal for RV Marine Boat Off Grid System

Product ID: 136163039

Details

Brand
Topsolar
Efficiency
High
Included Components
NO
Material
Silicon
Product Dimensions
31.5"L x x

⚡10A smart solar charge controller

🔋20W high-efficiency power output

🛠️Pre-drilled holes for quick installation

S$124

Duties & taxes included

In stock

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Description

☀️ Power your freedom with smart solar energy—never miss a charge, never miss a moment!

BUILT TO LAST - Weather-resistant construction backed by a 12-month worry-free warranty—power you can trust.
PLUG PLAY SETUP - Includes extension cables with alligator clips and O-ring terminals for fast, hassle-free installation.
COMPACT PORTABLE - Lightweight, slim design with durable tempered glass and aluminum frame—ideal for on-the-go adventurers.
RELIABLE OFF GRID POWER - Keep your 12V batteries charged anywhere—perfect for RVs, boats, cabins, and remote setups.
SMART BATTERY PROTECTION - 10A controller prevents overcharge, overvoltage, short circuits, and reversed polarity for ultimate battery safety.

The Topsolar 20W 12V Monocrystalline Solar Panel Kit combines high-efficiency solar cells with a 10A charge controller to safely maintain 12V batteries in off-grid environments. Designed for RVs, boats, and remote power needs, it features durable tempered glass, an aluminum frame, and easy installation with included cables and connectors. Compact and portable, this kit ensures reliable, protected solar charging backed by a 12-month warranty.

Specifications

AC Adapter Current	10 A
ASIN	B07RZBVTGR
Amperage Capacity	10 A
Best Sellers Rank	#132,044 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #591 in Solar Panels
Brand	Topsolar
Brand Name	Topsolar
Connector Type	USB
Customer Reviews	4.3 out of 5 stars 3,705 Reviews
Efficiency	High efficiency
Included Components	NO
Item Dimensions L x W x H	31.5"L x 15.75"W x 0.98"H
Manufacturer	Topsolar
Manufacturer Part Number	T02P20C10BW0.83-1
Material	Monocrystalline Silicon
Material Type	Monocrystalline Silicon
Maximum Power	20 watts
Maximum Voltage	12 volts
Model Number	TOPSPM
Number Of Cells	60
Number of Items	1
Number of Packs	1
Output Voltage	5 volts
Product Dimensions	31.5"L x 15.75"W x 0.98"H
Special Features	Short Circuit Protection
UPC	736256963690 764686116546 786515614139 735661123187 752502123205 752509632052 752585963699 746548912510 756464631891 754147981646 785896032259 732696987562 746581614648 746541982411 605646777158 721526987452
Unit Count	1 Count

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