2535 Cavity Speaker 4 Ohm 3W Full Range 1.25mm JST Plug Mini Loudspeaker

🔧 2535 Cavity Speaker 4 Ohm 3W with 1.25mm JST Plug | AuscomTech

A compact 2535 cavity speaker rated at 4 Ohm and 3W, supplied pre-wired with a 1.25mm JST connector.

The integrated acoustic enclosure provides clear, consistent output for voice prompts, alarms, notifications, sound effects and general audio playback.

Designed for compact electronics, replacement repairs and DIY projects requiring a ready-to-install miniature loudspeaker.

⭐ Key Features

• Enclosed cavity design – integrated acoustic chamber supports clear output and convenient installation
• 4 Ohm 3W rating – suitable for compatible amplifier boards and audio modules
• Full-range playback – suitable for speech, alerts, effects and general sound reproduction
• 1.25mm JST plug – pre-fitted 2-pin connector simplifies connection to a matching socket
• Pre-wired assembly – approximately 160mm cable reduces soldering and installation work
• Compact 2535 format – ideal for space-limited devices, panels and custom enclosures

📊 Technical Specifications

• Product Type: full-range cavity loudspeaker
• Model: 2535
• Nominal Impedance: 4 Ohm
• Rated Power: 3W
• Impedance Tolerance: ±15%
• Frequency Range: 0Hz to 20kHz
• Sound Pressure Level: 98 ±3dB
• Connector: 2-pin 1.25mm JST plug
• Wire Length: approximately 160mm
• Operating Temperature: -25°C to +65°C
• Construction: enclosed cavity speaker assembly

🧩 Typical Applications

• Voice playback and announcement modules
• Alarm and notification systems
• Embedded electronics and control panels
• Smart appliances and portable devices
• Intercom and communication equipment
• Arduino and microcontroller audio projects
• Replacement speaker repairs
• Compact custom sound enclosures

⚠️ Important Notes

• This listing is for one 4 Ohm 3W speaker only.
• Use an audio amplifier designed to drive a 4 Ohm speaker load.
• Confirm the 1.25mm connector dimensions, polarity and pin arrangement before installation.
• Do not connect the speaker directly to a DC power supply.
• Volume and sound quality depend on the amplifier, source signal and mounting arrangement.

📦 Package Includes

• 1 × 2535 Cavity Speaker 4 Ohm 3W with 1.25mm JST Plug

🔗 Recommended Accessories (Not Included)

• 4 Ohm audio amplifier module – provides a compatible amplified output
• Matching 1.25mm JST socket – connects the fitted plug to a PCB or cable loom
• MP3 or voice playback module – supplies recorded audio and sound prompts
• Microcontroller board – enables programmable sound triggering