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Audiopipe  |  SKU: APMB-4001ND-4
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Audiopipe 4" Low Mid Frequency Loudspeaker (APMB-4001ND-4), Sold individually

Sale price $31.99 Regular price $39.99
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Key features

  • Speaker size: 4″
  • RMS power per speaker: 50 W
  • Speaker impedance: 4.0 ohms
  • FREQUENCY RESPONSE: 100Hz – 15,000Hz
  • SENSITIVITY: 89dB
  • MOUNTING DEPTH: 45mm (1-3/4”)


Description

Product Overview

The Audiopipe APMB-4001ND-4 is a 4-inch low mid-frequency loudspeaker designed to bring clear midrange and low tones to your audio system. Its cloth edge surround and high-frequency enhancing bullet help extend its sound range, while the compact design suits limited-space enclosures.

Key Features & Benefits

  • Cloth edge surround: Designed to enhance low-frequency performance alongside midrange clarity.
  • High-frequency enhancing bullet: Extends the speaker’s range into higher frequencies.
  • Neodymium magnet: Provides a compact magnet design for this loudspeaker.
  • Steel basket: The powder-coated black steel basket provides strength and stability.
  • High-temperature KSV voice coil: The 1-inch voice coil is designed for heat dissipation and durability.
  • Pre-drilled mounting holes: Help make installation more straightforward.

Technical Specifications

Specification Value
Model APMB-4001ND-4
Speaker size 4"
Peak power 100 Watts (P.M.P.O.)
Continuous power 50 Watts (R.M.S.)
Frequency response 100Hz – 15,000Hz
Sensitivity 89dB
Mounting depth 45mm (1-3/4”)
Impedance 4 Ohms
Quantity Sold individually

Why Choose This Product?

This Audiopipe low mid-frequency speaker combines a cloth edge surround with a high-frequency enhancing bullet, supporting sound across low, mid, and higher frequencies. Its 4-inch size and compact design make it an option to consider for installations where enclosure space is limited.

Installation & Compatibility Notes

The speaker has pre-drilled mounting holes and a mounting depth of 45mm (1-3/4”). Compare that depth with your available mounting space and check that the 4-ohm impedance suits your audio system before installation.

Frequently Asked Questions

What power ratings does the APMB-4001ND-4 have?

It is rated at 50 Watts (R.M.S.) continuous power and 100 Watts (P.M.P.O.) peak power.

What is the speaker’s impedance?

This model has a 4-ohm impedance. Check your equipment documentation to confirm it supports this load.

How much mounting depth does it need?

The listed mounting depth is 45mm (1-3/4”). Compare this measurement with the space available in your installation.

How many speakers are included?

The APMB-4001ND-4 is sold individually.

What is its frequency response?

The listed frequency response is 100Hz – 15,000Hz.

Explore More

Shop Audiopipe products at 12 Volt Outlet. Want to learn more about Audiopipe? Explore our Audiopipe brand profile (opens in a new tab).

Need an amplifier to run these speakers?

Compare car-audio amplifiers by channel count. Ratings shown at 4 Ω. Check your speakers’ impedance and RMS power before choosing an amplifier.

2-Channel Amplifiers

50–125W RMS per channel at 4 Ω

4-Channel Amplifiers

50–125W RMS per channel at 4 Ω

6-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

8-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

Product Details