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Item #:
92038100
Zapco St-4b 4-channel 360w Rms Class Ab Component Speakers Tweeters Amplifier
Item #:
92038100
GMD 14933
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Tuesday, July 14
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Experience unparalleled audio performance with the ST-4B Zapco 4-Channel Amplifier, delivering 360W RMS power to elevate your sound system.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Power Output
Delivering 360W RMS, the ST-4B provides robust audio performance, making it ideal for enthusiasts seeking high-quality sound in their vehicles.
Class AB Design
Featuring a Class AB amplifier, this product ensures low distortion and excellent sound clarity, offering an enriched audio experience compared to standard amplifiers.
Versatile Compatibility
Compatible with various audio systems, the ST-4B's 4-channel configuration allows seamless integration, ensuring optimal performance no matter the setup.
Product Details
| Brand | Zapco |
| Model | ST-4B |
| MPN | car audio four channel amp |
| RMS Power | 90W RMS X 4 |
| Channels | 4 |
| UPC | does not apply |
| Item Weight | 9 lbs (4.08 kg) |
Who Should Buy?
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Car Audio Enthusiasts
Perfect for individuals wanting high-quality sound amplification for an immersive listening experience in their vehicles.
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Home Theater Users
Ideal for users looking to enhance their home audio system with powerful and clear sound performance.
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Professional DJs
Great choice for professional DJs needing reliable and strong amplification to handle loud audio for events.
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Budget Consumers
May not be suitable for those seeking low-cost options, as it is priced higher than average speakers.
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Casual Listeners
Not ideal for casual users who don't require high fidelity or extensive audio customization features.
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Limited Space Users
Users with space constraints might find the amplifier's size and installation requirements challenging to accommodate.
Product Description
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Customer Questions & Answers
-
Question:
What is the power output of the amplifier?
Answer: The ST-4B provides 4 x 65 watts at 4Ω and 4 x 90 watts at 2Ω. -
Question:
Does it come with a warranty?
Answer: Yes, it comes with a one-year warranty covering defects and performance issues. -
Question:
Is international shipping available?
Answer: Yes, but free shipping does not apply to Puerto Rico, Hawaii, Guam, Alaska, or outside the USA.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GMD 14933
Order now and get it around Tuesday, July 14
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- 4-channel Class-AB amplifier with 360W RMS power output.
- Supports stable loads of 4 ohms bridged or 2 ohms stereo.
- Features MOSFET power supply for efficient performance.
- Customizable audio with variable gain control, crossover, and bass boost.
- High fidelity with low distortion (<0.2% THD) and excellent signal to noise ratio (>97dB).
- One-year warranty and return service available for peace of mind.
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