Will this power up passive subwoofers ?

Yes, absolutely. That's the reason I bought it and it works just fine without spending a whole lot of money.

How hot does this amp run? The unit I currently use is very hot to the touch even after a short while.

This thing seems cool no issues

What is the input voltage range?

Not sure what your question is about. If you mean input power, it's spec'd. at 12-24 vdc. It comes with a power brick rated at 19 vdc, 4.47 amps. Input sensitivity is =< 280 mv...

I have a Harman Kardon reciver with a single rca sub connection. What cables do i need to hook my sub to this amp and the amp to my reciever

You need 1/8 audio plug to RCA adapter ..

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

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Fosi Audio Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01

Q: I have a Harman Kardon reciver with a single rca sub connection. What cables do i need to hook my sub to this amp and the amp to my reciever

You need 1/8 audio plug to RCA adapter ..

Product ID: 279002309

Details

Item dimensions L x W x H
13.2 x 8.9 x
Manufacturer
Generic
Maximum supply voltage
19 Volts (DC)
Minimum supply voltage
10 Volts (DC)
Voltage
12 Volts (DC)

⚡Class D digital efficiency

📏Compact 13.2x8.9x3.6 cm size

🔊100W max output power

₨56875

Duties & taxes included

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Sold byAmazon Sri LankaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔊 Elevate your bass game with compact power that commands attention!

POWERFUL 100 W OUTPUT - Unleash deep, room-filling bass with high wattage performance.
PLUG PLAY SIMPLICITY - Comes with power supply for instant, hassle-free setup.
SLEEK MINI HI FI DESIGN - Fits effortlessly into any setup without sacrificing style or space.
TRUSTED QUALITY COMPLIANCE - FCC and RoHS certified for safe, reliable audio amplification.
ENERGY EFFICIENT CLASS D TECH - Enjoy crystal-clear sound with minimal heat and power waste.

The Fosi Audio Subwoofer Amplifier Receiver M04 delivers a robust 100W output through efficient Class D digital amplification, all packed into a compact, lightweight design. Perfect for audiophiles seeking deep sub-bass enhancement, it includes a power supply for easy setup and meets FCC and RoHS standards, ensuring reliable and safe performance.

Specifications

ASIN	B07942M4MC
Best Sellers Rank	#45,277 in Electronics ( See Top 100 in Electronics ) #120 in Home Audio Amplifiers
Brand Name	Fosi Audio
Customer Reviews	4.4 4.4 out of 5 stars (537)
Item Dimensions	13.2 x 8.9 x 3.6 centimeters
Item Weight	450 Grams
Manufacturer	Generic
Maximum Output Power	100 watts
Maximum Supply Voltage	19 Volts (DC)
Minimum Supply Voltage	10 Volts (DC)
Model	M04
Mounting Type	Surface Mount
Number of Channels	1
Number of Items	1
Output Power	100 Watts
Package Type Name	Standard Box
Part Number	M04
Specification Met	FCC, RoHS
Unit Count	1.0 Count
Voltage	12 Volts (DC)

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