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021-1162 Solar Panel Charger Controller

Q: Does this controller prevent current from flowing to the solar panel at night?

Thank you for contacting us.The Battery Tender 021-1162 Solar Controller keeps the battery from over charging, and prevent the solar panel from drawing on the battery at night.Thank you!

Q: Is this unit waterproof? I'd like to hook up a panel & controller to my tractor batteries.

Hello Hawkeye829. The Battery Tender 021-1162 Solar Panel Charger Controller is water resistant but not waterproof. It can be used in a wet environment but can not be submerged in water. Feel free to contact me with further questions. Thanks.

Q: What gauge wire should be used when spicing this into an existing system?

According to the manual, this charge controller charges at up to 3 Amps maximum. The manual recommends 16 AWG wire for runs less than 25 feet.

Q: Can the battery be used without disconnecting the charger? My application requires unattended charging and power use.

I use the battery without disconnecting the charger and don't have any problems. I do the same with my plugin wall chargers from deltran without problems. You can also download the user manuals if you want to research further.

Product ID: 64028397

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Details

Colour
Black
Brand
Battery Tender
Voltage
12 Volts
Product dimensions
9.7L x 1.9W x
Material
Carbon Steel

⚡3 ADC max output

🔋3-stage smart charging

🛡️Multi-layer safety protection

Frequently Bought Together

Battery Tender 5-45 Watt Automatic Solar Panel Controller - 021-1162

Battery Tender Ring Terminal Harness Accessory Cable - 18 inch Cord Adapter with SAE Quick Disconnect - Easy Quick Convenient for Motorcycles, Cars, ATVs and More - 081-0069-6

Battery Tender 5 Watt Solar Panel 12V Battery Charger with Charge Controller - IP67 Weatherproof - Windshield Mountable for Motorcycles, Cars, SUVs and Campers - 021-1171

Description

🔋 Charge smarter, live brighter — don’t get left in the dark!

COMPACT POWERHOUSE - Delivers up to 3 amps output with a max input voltage of 32 VDC, perfect for efficient solar setups.
ROBUST SAFETY SUITE - Built-in protections against reverse polarity, overvoltage, short circuits, and overheating keep your system safe.
SMART 3 STAGE CHARGING - Automatically optimizes battery health by adjusting charge based on voltage and connection status.
INTUITIVE LED INDICATORS - Real-time battery and solar panel status at a glance, including error alerts for peace of mind.
SEAMLESS 12 V COMPATIBILITY - Designed specifically for 12-volt batteries, ensuring reliable and hassle-free integration.

The Battery Tender 021-1162 Solar Panel Charger Controller is a compact, high-efficiency device designed to optimize 12V battery charging with a smart 3-stage process. Featuring a max output of 3 amps and input voltage up to 32 VDC, it ensures safe, reliable power management with LED status indicators and comprehensive safety protections, making it an essential upgrade for any solar-powered setup.

Specifications

Item weight	0.01 Ounces
Display type	LED
UPC	000038070099 734357116205
Global Trade Identification Number	00734357116205
Manufacturer	Battery Tender
Model	Battery Tender 0211162
Product Dimensions	12.7 x 12.7 x 2.54 cm; 0.28 g
Item model number	0211162
Manufacturer part number	0211162
OEM Part Number	021-1162
Wattage	45 watts
Item Weight	0.28 g

Have a Question? See What Others Asked

Does this controller prevent current from flowing to the solar panel at night?

Is this unit waterproof? I'd like to hook up a panel & controller to my tractor batteries.

What gauge wire should be used when spicing this into an existing system?

Can the battery be used without disconnecting the charger? My application requires unattended charging and power use.

Common Questions

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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