Want to adjust float voltage. Manual says I select that screen and then press select for 5 secs and should start blinking. But it doesn't.

Here is how to adjust your Float voltage, Step 1: press setting button to Browse your controller's parameter till you see 13.7V and your battery icon. Step 2: When the LCD shows 13.7V, long press the setting button until the 13.7V Flashing. Step 3: When the 13.7V Flashing, press plus or minus to adjust your parameter. Step 4: After adjust to your own parameter, let go the button just let is flashing, after 2-5 second it will stop flashing. Step 5: Press setting button to Browse your controller's parameter again, see if the parameter successful modify.

What happens if i put a 12v (18vmax) panel on a 24v battery?

it won't charge. This controller only charge when you solar panel voltage higher than battery.

Does this controller steps up voltage if I have 3 12v solar panel wanting to charge a 48v battery?

NO. Solar panel voltage must higher than battery voltage, 3 12V solar panel, max only 36V, it can't charge 48V batttery.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

MPPT Controller

Product ID: 461285253

Details

Brand
PowMr
Color
MPPT 20amp/12v
Item Weight
0.67 Kilograms
Material
Metal
Voltage
24 Volts

⚡20A max charging current

📊99.5% MPPT tracking efficiency

🔋Supports 12V & 24V battery systems

€ 88.55

Duties & taxes included

In stock

Sold byAmazon FinlandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Finland.

Secure transaction

Description

🔆 Charge smarter, live greener — never miss a watt!

CUTTING EDGE MPPT TECH - Maximizes solar harvest with industry-leading 99.5% tracking efficiency
POWER PACKED 20 A OUTPUT - Delivers robust charging current for efficient energy management
DUAL VOLTAGE FLEXIBILITY - Seamlessly auto-detects and supports both 12V and 24V systems
REAL TIME LCD MONITORING - Stay in control with instant insights on charge status, voltage, and errors
VERSATILE BATTERY COMPATIBILITY - Works flawlessly with AGM, Gel, Flooded, Lithium, and LifePO4 batteries

The PowMr 12V/24V 20A MPPT Solar Charge Controller intelligently optimizes solar energy capture with up to 99.5% tracking efficiency. Compatible with multiple battery types including Lithium and AGM, it auto-detects system voltage and features a clear LCD display for real-time monitoring. Designed for professional-grade solar setups, it supports up to 260W (12V) or 520W (24V) solar input, ensuring reliable, efficient battery charging for your sustainable lifestyle.

Specifications

ASIN	B0B5WP1BY8
Best Sellers Rank	#94,369 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #82 in Renewable Energy Controllers
Brand Name	PowMr
Color	MPPT 20amp/12v 24v
Customer Reviews	3.6 3.6 out of 5 stars (53)
Display Type	LCD
Included Components	no
Item Weight	0.67 Kilograms
Manufacturer	PowMr
Material Type	Metal
Model	Keeper1220
Operating Temperature	55 Degrees Celsius
Part Number	POWKeeper1220
Smart Home Compatibility	Not Smart Home Compatible
Voltage	24 Volts

Common Questions

Are the products genuine and authentic?+

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.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

€ 88.55

Duties & taxes included

In stock

Sold byAmazon FinlandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Finland.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews