Sabaj PHA3 Vacuum Tube Headphone Amplifier Low Ground Noise Integrated Stereo Amp Audio HIFI Output Protection For Headphone
ID: 6679

Sabaj PHA3 Vacuum Tube Headphone Amplifier Low Ground Noise Integrated Stereo Amp Audio HIFI Output Protection For Headphone

4.7 (15 votes) | 42 orders
Price: US $122.08 / piece
Discount Price:
US $ 98.77 / piece
Ships From

Using military grade tube 2*6J9-J for pre amplifier;replaceable design,can be change the tube for E180F, 6ж9П, EF861, and 6688 for different sound style.

Large current headphone driver parallel NJM4556*2,it gets much bigger driving current.

Low Ground Noise: There’s no buzzing or ringing when you use our amp! We feature a high-grade microprocessor that controls the relay while its being switched on and off, achieving a low-ground noise power circuit.

Aluminum CNC housing with stylish design,high quality components and using relay to mute audio.

Semi-Set Tube Design: As a safety measure, the high temperature portion of the tube is strategically placed inside of the amp and out of reach.(Please plug the power supply after all the connection been done for safety)

Product description:

Input Interface: RCA/3.5 mm Stereo Jack

Output Power:

32 Ω: 115mW

64 Ω: 77 mW

150 Ω: 39 mW

300 Ω: 20 mW

THD+N: 0.032%

SNR: 95dB

Consumption Power: 5.5W

Frequency Response: 20Hz—20kHz

Residual Noise: 0.02mV

  • Brand Name: Sabaj
  • Built-in Battery: No
  • Certification: CE
  • Recommended Headphone Maximum Impedance: 101-150 Ohm
  • Output Type: LINE OUT (AUDIO OUT)
  • Origin: CN(Origin)
  • Input Type: RCA
  • DSD (Direct Stream Digital): No
  • Body Material: Aluminum
  • Package: YES
  • Channels: 2 (2.0)
  • Dimensions (WxHxD): 105*73*31 mm
  • Model Number: Sabaj PHA3
  • Operational Amplifier Chips Model: NJM4556D
  • Signal To Noise Ratio: 95
  • PCM: No
  • Bluetooth: No
  • Type: Mini Amplifier
  • WIFI: No
  • Input Interface: RCA/3.5 mm Stereo Jack
  • THD+N: 0.032%
  • SNR: 95dB
  • Consumption Power: 5.5W
  • Frequency Response: 20Hz-20kHz
  • Residual Noise: 0.02mV
  • Output Interface: 3.5 mm headphone jack


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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