2.25" Full-Range Round Speaker Driver – 5W 4 Ohm Replacement
2.25" Full-Range Round Speaker Driver – 5W 4 Ohm Replacement
2.25-Inch Round Full-Range Replacement Loudspeaker – 5W 4 Ohm
Upgrade or replace a worn-out driver with this compact 57mm (2.25-inch) full-range round loudspeaker. Rated at 5W / 4 Ohm, it delivers clear, well-balanced audio across the full frequency spectrum — ideal for DIY audio projects, radio repairs, multimedia devices, intercom systems, and small speaker enclosures.
Key Features
- Full-Range Audio: Reproduces highs, mids, and lows from a single compact driver — no crossover needed.
- 5W / 4 Ohm Rated: Handles up to 5 watts of power with a standard 4-ohm impedance, compatible with a wide range of amplifiers and circuits.
- Waterproof External Magnet Design: Built to remain stable even in humid environments, making it suitable for outdoor and marine applications.
- Durable PU & ABS Construction: Wear-resistant materials ensure long-lasting performance in demanding conditions.
- Lightweight & Compact: At just 57mm in diameter, this driver is easy to integrate into tight enclosures or portable builds.
- Versatile Use Cases: Perfect for music playback, home intercom, camping audio setups, commuter devices, and DIY electronics projects.
Specifications
| Diameter | 57mm / approx. 2.25 inches |
| Power Rating | 5W |
| Impedance | 4 Ohm |
| Frequency Response | Full Range |
| Shape | Round / Circular |
| Material | ABS + PU |
| Waterproof | Waterproof magnet design |
| Country of Origin | Made in China |
Package Options
- Package 1: 1 × Full-Range Loudspeaker
- Package 2: 2 × Full-Range Loudspeakers
- Package 3: 3 × Full-Range Loudspeakers
- Package 4: 5 × Full-Range Loudspeakers
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Frequently Asked Questions
Q: What devices is this 5W 4 Ohm full-range loudspeaker compatible with?
A: This 57mm full-range speaker driver is compatible with any amplifier or audio circuit designed for a 4-ohm impedance load. Common applications include DIY speaker builds, radio and intercom repair, small multimedia enclosures, portable audio devices, and home electronics projects.
Q: Can I use this loudspeaker outdoors?
A: Yes. The external magnet features a waterproof design, making it stable in humid or lightly wet outdoor environments. Its durable ABS and PU construction further resists wear, making it a solid choice for camping, poolside setups, and commuter devices.
Q: How many speakers come in each package?
A: You can choose from four package options: 1, 2, 3, or 5 units. Select the quantity that matches your project requirements at checkout.
Q: Is this a passive speaker driver or does it have a built-in amplifier?
A: This is a passive full-range speaker driver with no built-in amplifier. It requires an external amplifier or audio source capable of driving a 4-ohm, 5W load.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.