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20 Best Wattage For .4 Ohm (2023 Updated)

The wattage for .4 ohm is 40 watts.

20 Best Wattage For .4 Ohm

Product Image Product Name Features Price

*Orange Crush Mini Guitar Combo Amp

  • 3-Watt 1×4″

Rockville DB16 8000 Watt 4000W RMS Mono Class D 2 Ohm Amplifier Car Audio Amp

  • 8000 Watt / 2000W

Dayton Audio RS100-4 Reference Full-Range Driver 4 Ohm

  • Full-range capability allows reproduction of low to high frequency range as much as possible
  • Low-distortion motor system for clear and crisp sound

Fender Frontman 10G Guitar Amplifier with 6" Speaker – 10W – Black

  • Frontman 10g 10W

Boss Katana Mini Guitar Amplifier

  • 230 mm (9-1/16 inches) Depth
  • 116 mm (4-5/8 inches) Height
  • 181 mm (7-1/8 inches) Weight (including battery)

Positive Grid Spark Mini 10W Portable Smart Guitar Amp & Bluetooth, Black

  • Portable guitar amp & Bluetooth speaker with powerful, multi-dimensional sound. Rechargeable battery delivers up to 8 hrs of listening or play time.

Skar Audio RP-150.4ABM 4-Channel Full-Range 1000 Watt RMS Class A/B Marine Amplifier

  • 1000 Watt

Crown 4002 Xti Power Amplifier

  • Next Generation Features
  • Peakx Plus Limiters provide the ultimate in system performance and protection by allowing full control over threshold, attack, and release

Crown DCI 4|300 Power Amplifier

  • 300W Per Channel
  • Rackmountable
  • Channel-Independent Hi-Z or Low-Z Output

Kicker Mono Class D Subwoofer Amplifier – CXA400.1

  • CX-Series Mono is an efficient Class-D amplifier for your car
  • Features a three-second on/off delay to eliminate unwanted interference

QSC GX3 300 Watt 8-Ohm Power Amplifier Wattage 300W, Channels 2 Channel, 1/4" XLR …

  • 8 ohms / 1 kHz (both channels driven): 300 W
  • 8 ohms / 1 kHz (single channel driven): 350 W
  • 4 ohms / 1 kHz (both channels driven): 425 W

Rockville RPA9 3000 Watt Peak / 1500W RMS 2 Channel Power Amplifier Pro/DJ Amp

  • 3000 Watt / 800W

Vox AC4HW1 Hand-Wired 4-Watt 1×12" Guitar Combo

  • It’s upgraded to Mike Hill Tubes, the same used by Brian May.
  • Original tubes (like new) included.
  • It’s upgraded to the same speaker connection as the AC30.

Blackstar HT Club 50 MKII 50 Watt Guitar Amplifier Head

  • 50-watt 2-channel All-tube Guitar Amplifier Head with Infinite Shape Feature
  • 2 Voice Switches
  • Emulated Output

Vox AC4C1-12 1×12 Combo Amp

  • 1×12
*Orange Crush Mini Guitar Combo Amp
  • 3-Watt 1×4″
Rockville DB16 8000 Watt 4000W RMS Mono Class D 2 Ohm Amplifier Car Audio Amp
  • 8000 Watt / 2000W
Dayton Audio RS100-4 Reference Full-Range Driver 4 Ohm
  • Full-range capability allows reproduction of low to high frequency range as much as possible
  • Low-distortion motor system for clear and crisp sound
Fender Frontman 10G Guitar Amplifier with 6" Speaker – 10W – Black
  • Frontman 10g 10W
Boss Katana Mini Guitar Amplifier
  • 230 mm (9-1/16 inches) Depth
  • 116 mm (4-5/8 inches) Height
  • 181 mm (7-1/8 inches) Weight (including battery)
Positive Grid Spark Mini 10W Portable Smart Guitar Amp & Bluetooth, Black
  • Portable guitar amp & Bluetooth speaker with powerful, multi-dimensional sound. Rechargeable battery delivers up to 8 hrs of listening or play time.
Skar Audio RP-150.4ABM 4-Channel Full-Range 1000 Watt RMS Class A/B Marine Amplifier
  • 1000 Watt
Crown 4002 Xti Power Amplifier
  • Next Generation Features
  • Peakx Plus Limiters provide the ultimate in system performance and protection by allowing full control over threshold, attack, and release
Crown DCI 4|300 Power Amplifier
  • 300W Per Channel
  • Rackmountable
  • Channel-Independent Hi-Z or Low-Z Output
Kicker Mono Class D Subwoofer Amplifier – CXA400.1
  • CX-Series Mono is an efficient Class-D amplifier for your car
  • Features a three-second on/off delay to eliminate unwanted interference
QSC GX3 300 Watt 8-Ohm Power Amplifier Wattage 300W, Channels 2 Channel, 1/4" XLR …
  • 8 ohms / 1 kHz (both channels driven): 300 W
  • 8 ohms / 1 kHz (single channel driven): 350 W
  • 4 ohms / 1 kHz (both channels driven): 425 W
Rockville RPA9 3000 Watt Peak / 1500W RMS 2 Channel Power Amplifier Pro/DJ Amp
  • 3000 Watt / 800W
Vox AC4HW1 Hand-Wired 4-Watt 1×12" Guitar Combo
  • It’s upgraded to Mike Hill Tubes, the same used by Brian May.
  • Original tubes (like new) included.
  • It’s upgraded to the same speaker connection as the AC30.
Blackstar HT Club 50 MKII 50 Watt Guitar Amplifier Head
  • 50-watt 2-channel All-tube Guitar Amplifier Head with Infinite Shape Feature
  • 2 Voice Switches
  • Emulated Output
Vox AC4C1-12 1×12 Combo Amp
  • 1×12

1. *Orange Crush Mini Guitar Combo Amp

*Orange Crush Mini Guitar Combo Amp

  • 3-Watt 1×4″

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Sold By Price
Amazon.com – Seller
Walmart
Guitar Center
Musicians Friend

Product Details

Specifications

Details
Weight 2 lb

Reviews From Real Customers

Noah Nicotine
Michael B.

2. Rockville DB16 8000 Watt 4000W RMS Mono Class D 2 Ohm Amplifier Car Audio Amp

Rockville DB16 8000 Watt 4000W RMS Mono Class D 2 Ohm Amplifier Car Audio Amp

  • 8000 Watt / 2000W

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Amazon.com
eBay
Walmart – Audiosavings
rockville audio

Product Details

Specifications

Details
Product Dimensions 19.8 x 9 x 2.4 inches
Country of Origin China
Is Discontinued By Manufacturer No
Exterior Polished
Lift Type Mono

Reviews From Real Customers

littlejoewilson5
xzabayon76
medma91

3. Dayton Audio RS100-4 Reference Full-Range Driver 4 Ohm

Dayton Audio RS100-4 Reference Full-Range Driver 4 Ohm

  • Full-range capability allows reproduction of low to high frequency range as much as possible
  • Low-distortion motor system for clear and crisp sound
  • Long-excursion motor and low-loss rubber surround ensures incredible bass performance
  • Heavy-duty 6-hole cast aluminum frame for exceptional durability
  • Great for building compact DIY speakers

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Amazon.com – Seller
eBay
Walmart – MaxxA1
Parts Express

Product Details

Specifications

Details
Nominal Diameter 4″
Bolt Circle Diameter 3.54
Power Handling (RMS) 30 Watts
Power Handling (MAX) 60 Watts
Impedance

Reviews From Real Customers

Curtis

4. Fender Frontman 10G Guitar Amplifier with 6″ Speaker – 10W – Black

Fender Frontman 10G Guitar Amplifier with 6

  • Frontman 10g 10W

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Amazon.com
eBay
Walmart
Fender

Product Details

Specifications

Details
Manufacturer Part Number 2311000000
Product Line Frontman
Product Model 2311000000
Product Name Frontman 2311000000 Guitar Amplifier
Product Type Guitar Amplifier Head/Speaker Combo

Reviews From Real Customers

AT
mrmarksiii

5. Boss Katana Mini Guitar Amplifier

Boss Katana Mini Guitar Amplifier

  • 230 mm (9-1/16 inches) Depth
  • 116 mm (4-5/8 inches) Height
  • 181 mm (7-1/8 inches) Weight (including battery)

Check Latest Price

Sold By Price
Amazon.com
eBay
Best Buy
zZounds

Product Details

Specifications

Details
Length 11 in
Height 0.1 in
Width 7 in

Reviews From Real Customers

Ollie
Mr I. F.

6. Positive Grid Spark Mini 10W Portable Smart Guitar Amp & Bluetooth, Black

Positive Grid Spark Mini 10W Portable Smart Guitar Amp & Bluetooth, Black

  • Portable guitar amp & Bluetooth speaker with powerful, multi-dimensional sound. Rechargeable battery delivers up to 8 hrs of listening or play time.
  • Ready to use for electric guitar, acoustic or bass – plug in any guitar at home, while traveling, or anywhere you go for unbelievable sound.
  • Limited-edition Smart Amp with Tone Presets and Practice Features.

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Amazon.com – Seller
eBay
Walmart
Guitar Center

Product Details

Specifications

Details
Number of Channels 4 x Programmable Presets
Total Power 40W Class D
Speaker Size 2 x 4″ Custom Speakers, Bass Reflex Port
Reverb Yes
Amp Modeling 30 x Amp Models, Spark App preset expansion

Reviews From Real Customers

Davor B.

7. Monolith 7×200 Watts per Channel Multi-Channel Home Theater Power Amplifier

Monolith 7x200 Watts per Channel Multi-Channel Home Theater Power Amplifier

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Amazon.com
eBay
Monoprice.com
Target

Product Details

Specifications

Details
Dimensions (Overall) 16.5 inches (H) x 7.0 inches (W) x 17.0 inches (D)
Number of channels 7 speaker channels
Number of audio inputs 14
Watts per Channel 200 watts
Wattage Output 200 watts
Battery No Battery Used

8. Skar Audio RP-150.4ABM 4-Channel Full-Range 1000 Watt RMS Class A/B Marine Amplifier

Skar Audio RP-150.4ABM 4-Channel Full-Range 1000 Watt RMS Class A/B Marine Amplifier

  • 1000 Watt

Check Latest Price

Sold By Price
Amazon
eBay
Skar Audio

Product Details

Specifications

Details
RMS Power @ 4 Ω 150 Watts x 4 Channels
RMS Power @ 2 Ω 250 Watts x 4 Channels
RMS Power @ 4 Ω (Bridged) 500 Watts x 2 Channels
Frequency Response 20Hz~20kHz
Signal to Noise Ratio 105dB

Reviews From Real Customers

Adam g
raleighsrealtor
Justin O.

9. Crown 4002 Xti Power Amplifier

Crown 4002 Xti Power Amplifier

  • Next Generation Features
  • Peakx Plus Limiters provide the ultimate in system performance and protection by allowing full control over threshold, attack, and release
  • Enhanced Subharmonic Synth section provides user control over frequency, gain and filter type for system-specific tuning
  • 3 User-defined fan mode controls normal, early and fullspeed for matching fan performance to a specific application
  • New system monitoring provides software visibility of AC line voltage and power supply temperature

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Sold By Price
Amazon
zZounds
Harman Audio
Parts Express

Product Details

Specifications

Details
Product Type Amplifier
Audio Channels Stereo
Functions Amplifier
Audio Specifications Amplifier – Response Bandwidth – 20 – 20000 Hz – SNR – 100 dB – THD – 0.5%
Input Sensitivity 1.4 V

Reviews From Real Customers

poopypants1973
joechardog

10. Marshall JVM410H 100W Guitar Amp Head

Marshall JVM410H 100W Guitar Amp Head

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Amazon
eBay
Sweetwater
zZounds

Product Details

Specifications

Details
Amplifier Type Tube Guitar Amplifier
Tubes 5 x ECC83 preamp tubes, 4 x EL34 power tubes
Power 100 Watts
Impedance 4, 8, or 16 ohms
Stereo No
HF Driver No
Channels 4
Compressor No
EQ Bands 3-band
Effects Reverb Only
Effects Loop Yes
Direct Output Yes
USB No
Bluetooth No
Aux Input No
Headphone Output No
Footswitch Input Yes
Footswitch Included Yes
Cover Included No
Display No
Power Supply Internal
Length 29.1″

Reviews From Real Customers

Mikki

11. Crown DCI 4|300 Power Amplifier

Crown DCI 4|300 Power Amplifier

  • 300W Per Channel
  • Rackmountable
  • Channel-Independent Hi-Z or Low-Z Output
  • Bridgeable Channel Pairs
  • Front-Panel Indicators

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Amazon
Adorama
Sound Productions
Full Compass Systems

Product Details

Specifications

Details
Product Type Power amplifier
Audio System
Functions Amplifier
Audio Specifications Amplifier – Response Bandwidth – 20 – 20000 Hz – SNR – 108 dB – THD – 0.35%
Output Channel Qty 4 channels
Output Power (per channel) 300 Watt
Amplifier Output Details 150 Watt – 2 Ohm – 4 channels 300 Watt – 4 Ohm – 4 channels 300 Watt – 8 Ohm – 4 channels 150 Watt – 16 Ohm – 4 channels 300 Watt – 4 channels (70V) 300 Watt – 4 channels (100V) 300 Watt – 4 Ohm – 2 channels (bridged) 600 Watt – 8 Ohm – 2 channels (bridged) 600 Watt – 16 Ohm – 2 channels (bridged) 600 Watt – 2 channels (140V bridged) 600 Watt – 2 channels (200V bridged)
Features Cooling fan, bridged output capability, rack mountable, 70V/100V or 2/4/8/16 Ohm operation, DriveCore Technology
Connections
Connectors 2 x balanced audio input (terminal block) – rear 2 x speakers output (screw-type) – rear
Power
Voltage Required AC 120/230 V (50/60 Hz)
Manufacturer Warranty
Service & Support Limited warranty – 3 years
Dimensions & Weight
Width 19 in
Depth 14 in
Height 3.5 in
Weight 20.11 lbs

Reviews From Real Customers

BGFallbrook

12. Kicker Mono Class D Subwoofer Amplifier – CXA400.1

Kicker Mono Class D Subwoofer Amplifier - CXA400.1

  • CX-Series Mono is an efficient Class-D amplifier for your car
  • Features a three-second on/off delay to eliminate unwanted interference
  • Variable 12 dB crossovers let you control the dial to optimize your sound
  • KickEQ 6 dB variable bass boost for any low frequencies you run into
  • 24 dB subsonic protects the speaker from any potentially damaging frequencies

Check Latest Price

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Amazon
eBay
Walmart
Best Buy

Product Details

Specifications

Details
Part Number 46CXA4001t

Reviews From Real Customers

volley_27
Beast

13. Randall Thrasher 120W 4-Mode All-Tube Amplifier Head

Randall Thrasher 120W 4-Mode All-Tube Amplifier Head

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Amazon
eBay
Reverb

Product Details

Specifications

Details
Wattage 120 Watts
Channels 2
Impedance 16, 8, or 4 Ohm
FX Gate Reverb Tube Series/Parallel Loop
Tube Type 6 x 12AX7 | 4 X 6L6

Reviews From Real Customers

Casey
Ren.
Jason Quick

14. QSC GX3 300 Watt 8-Ohm Power Amplifier Wattage 300W, Channels 2 Channel, 1/4″ XLR …

QSC GX3 300 Watt 8-Ohm Power Amplifier Wattage 300W, Channels 2 Channel, 1/4

  • 8 ohms / 1 kHz (both channels driven): 300 W
  • 8 ohms / 1 kHz (single channel driven): 350 W
  • 4 ohms / 1 kHz (both channels driven): 425 W
  • 4 ohms / 1 kHz (single channel driven): 500 W

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Sold By Price
Amazon
Guitar Center
zZounds
Parts Express

Product Details

Specifications

Details
Product Type Power amplifier
Audio System
Audio Channels Stereo
Functions Amplifier
Audio Specifications Amplifier – Response Bandwidth – 20 – 20000 Hz – SNR – 100 dB – THD – 0.02%
Output Channel Qty 2 channels
Output Power (per channel) 300 Watt
Amplifier Output Details 300 Watt – 8 Ohm – at 1 kHz – 2 channels (main) 350 Watt – 8 Ohm – at 1 kHz – 1 channels (main) 425 Watt – 4 Ohm – at 1 kHz – 2 channels (main) 500 Watt – 4 Ohm – at 1 kHz – 1 channels (main)
Features Thermal protection, short circuit protection, DC protection, low-cut filter, high-pass filter
Connections
Connectors Balanced audio input (XLR x 2) – rear Balanced audio input (phone stereo 6.3 mm x 2) – rear Audio line-in (RCA x 2) – rear 2 x speakers output (Speakon) – rear 2 x speakers output (banana/spade x 2) – rear
Manufacturer Warranty
Service & Support Limited warranty – 3 years
Dimensions & Weight
Width 19 in
Depth 10.1 in
Height 3.5 in
Weight 26.68 lbs
Dimensions & Weight (Shipping)
Weight (Shipping) 31.08 lbs

Reviews From Real Customers

Barry

15. Rockville RPA9 3000 Watt Peak / 1500W RMS 2 Channel Power Amplifier Pro/DJ Amp

Rockville RPA9 3000 Watt Peak / 1500W RMS 2 Channel Power Amplifier Pro/DJ Amp

  • 3000 Watt / 800W

Check Latest Price

Sold By Price
Amazon
eBay – audiosavings
Walmart – Audiosavings
rockville audio

Product Details

Specifications

Details
Product Dimensions 18.97 x 13.97 x 3.54 inches
Is Discontinued By Manufacturer No
Country of Origin China

Reviews From Real Customers

cushmanrider56
jas_lj_vfvrfhdx
Glenn Soto

16. Crown CT4150 4 Channel Power Amplifier

Crown CT4150 4 Channel Power Amplifier

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eBay
B&H Photo Video Used
Parts Express
Sound Productions

Product Details

Specifications

Details
Product Type Power amplifier
Audio System
Functions Amplifier
Amplifier Class D
Audio Specifications Amplifier SNR – 110 dB – THD – 0.05%
Output Channel Qty 4 channels
Output Power (per channel) 125 Watt
Amplifier Output Details 125 Watt – 4 Ohm – 4 channels 125 Watt – 8 Ohm – 4 channels
Features Rack mountable
Connections
Connectors 4 x balanced audio input (terminal block) – rear 4 x speakers output (terminal block) – rear
Power
Voltage Required AC 100 – 230 V (50/60 Hz)
Manufacturer Warranty
Service & Support Limited warranty – 3 years
Dimensions & Weight
Width 19 in
Depth 15.2 in
Height 1.7 in
Weight 10.01 lbs
Dimensions & Weight (Shipping)
Weight (Shipping) 14.99 lbs

17. Vox AC4HW1 Hand-Wired 4-Watt 1×12″ Guitar Combo

Vox AC4HW1 Hand-Wired 4-Watt 1x12

  • It’s upgraded to Mike Hill Tubes, the same used by Brian May.
  • Original tubes (like new) included.
  • It’s upgraded to the same speaker connection as the AC30.

Check Latest Price

Sold By Price
Sweetwater
Full Compass Systems
Lunchbox Audio

Product Details

Specifications

Details
Number of Channels 1
Total Power 4W
Speaker Size 1 x 12″
Preamp Tubes 2 x 12AX7
Power Tubes 1 x EL84

Reviews From Real Customers

cra_mike
Fender Guy
Sheaintmyaccountant

18. Crown DCI 4|600 4-Channel DriveCore Install Power Amplifier

Crown DCI 4|600 4-Channel DriveCore Install Power Amplifier

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Sold By Price
Adorama
Sound Productions
Vintage King Audio
DJDeals.com

Product Details

Specifications

Details
Product Type Power amplifier
Audio System
Functions Amplifier
Audio Specifications Amplifier – Response Bandwidth – 20 – 20000 Hz – SNR – 108 dB – THD – 0.35%
Amplifier Output Details 300 Watt – 2 Ohm – 4 channels (main) 600 Watt – 4 Ohm – 4 channels (main) 600 Watt – 8 Ohm – 4 channels (main) 300 Watt – 16 Ohm – 4 channels (main) 600 Watt – 4 channels (70V) 600 Watt – 4 channels (100V) 600 Watt – 4 Ohm – 2 channels (bridged) 1200 Watt – 8 Ohm – 2 channels (bridged) 300 Watt – 16 Ohm – 2 channels (bridged) 1200 Watt – 2 channels (140V bridged) 1200 Watt – 2 channels (200V bridged)
Features Cooling fan, bridged output capability, rack mountable, 70V/100V or 2/4/8/16 Ohm operation, DriveCore Technology
Connections
Connectors 4 x balanced audio input (terminal block) – rear 4 x speakers output (screw-type) – rear
Power
Voltage Required AC 120/230 V (50/60 Hz)
Dimensions & Weight
Width 19 in
Depth 14 in
Height 3.5 in
Weight 20.11 lbs

19. Blackstar HT Club 50 MKII 50 Watt Guitar Amplifier Head

Blackstar HT Club 50 MKII 50 Watt Guitar Amplifier Head

  • 50-watt 2-channel All-tube Guitar Amplifier Head with Infinite Shape Feature
  • 2 Voice Switches
  • Emulated Output
  • Effects Loop
  • USB Output

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Sweetwater
AmericanMusical.com
zZounds
Guitar Center

Product Details

Specifications

Details
Number of Channels 2 channels, 4 voices
Total Power 50W
Preamp Tubes 2 x 12AX7
Power Tubes 2 x EL34
Reverb Yes, Dark/Light

Reviews From Real Customers

CGB
zzounds.com
David Moore

20. Vox AC4C1-12 1×12 Combo Amp

Vox AC4C1-12 1x12 Combo Amp

  • 1×12

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Sold By Price
zZounds
ProSoundGear.com
Sweetwater
AmericanMusical.com

Product Details

Specifications

Details
Amplifier Type Tube Guitar Amplifier
Application Performance
Power 30 Watts
Speaker Size 12″
Number of Speakers 2

Reviews From Real Customers

LesterPTelestrat
Gandalf
Gordon

Conclusion

The wattage for a .4 ohm resistor is 80 watts.

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