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Waterproof 4028 40x28mm 3W Loudspeaker 4/8Ohm
Price range: $7.92 through $7.96
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IP67 waterproof 4028 loudspeaker with 3W power and 4/8 Ohm impedance. Compact size of 40×28×12mm, suitable for LCD monitor & TV advertising machines.
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Estimated Delivery Time3–7 business days
Compact durable design
This loudspeaker features a compact 40 x 28 x 12 mm build combining plastic and metal for durability.
Its IP67 waterproof rating ensures reliable performance in wet environments, perfect for outdoor or industrial use.
Clear sound output
Offering a rated power of 3W (also available in 2W), it handles full-range audio from 0 to 20kHz efficiently.
The 4/8 Ohm impedance range with ±15% tolerance ensures compatibility with various audio systems.
Wide operating conditions
Designed to perform in a broad temperature range from -25°C to +60°C, suited for diverse environments.
Suitable for multimedia devices
Ideal for integration into LCD monitors, TVs, and advertising machines requiring reliable audio output.
The non-paper diaphragm provides durability and consistent sound quality over time.
Key specifications
- Dimensions: 40×28×12 mm
- Power: 3W / 2W
- Impedance: 4/8 Ohm ±15%
- Frequency response: 0 ~ 20 kHz
- Operating temperature: -25 to +60 °C
- Materials: Plastic & Metal
- Waterproof: IP67 rated
What's in the box
- 1 × 4028 Loudspeaker 40×28 mm 3W 4/8 Ohm
Product FAQ
Frequently asked questions
01 What is the size of this loudspeaker?
The loudspeaker measures 40 x 28 x 12 millimeters.
02 What impedance does the loudspeaker support?
It supports 4 or 8 Ohm impedance with ±15% tolerance.
03 What is the power rating of this loudspeaker?
The loudspeaker has a rated power of 3 watts with an alternative 2 watts option.
04 Is this loudspeaker waterproof?
Yes, it has an IP67 waterproof rating, suitable for exposure to water.
05 What materials are used to make this loudspeaker?
The loudspeaker is made from plastic and metal materials.
06 What is the frequency range of this speaker?
It has a working frequency range from 0 Hz up to 20 kHz.
07 What operating temperature can the speaker withstand?
The speaker operates between -25°C to +60°C.
08 Is this loudspeaker suitable for advertising machines?
Yes, it is designed for LCD monitors, TVs, and advertising machines.
09 Does the loudspeaker include a diaphragm made of paper?
No, it uses a non-paper diaphragm material.
10 How many loudspeakers come in the package?
The package includes one loudspeaker unit.
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