Clear-Com

Clear-Com PS-704 4-Channel Intercom Power Supply

Power Your Intercom System with the Clear-Com PS-704 Power Supply The Clear-Com PS-704 is a reliable and robust 4-channel universal power supply designed for intercom systems. Housed in a single rack-space (1RU) unit, this power supply delivers consistent performance and features Clear-Com's "fa...

$1,655.00*
In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Power Your Intercom System with the Clear-Com PS-704 Power Supply

The Clear-Com PS-704 is a reliable and robust 4-channel universal power supply designed for intercom systems. Housed in a single rack-space (1RU) unit, this power supply delivers consistent performance and features Clear-Com's "fail-safe" design for maximum reliability. It supports up to 40 beltpacks, 10 speaker stations, or 12 headset stations, making it an ideal choice for professional audio environments.

Specifications:

  • Channels: 4
  • Power Output: 2 Amps Total
  • Rack Mount: 1RU
  • Intercom Jacks: 4-channel x 2
  • Program Input: 1
  • Protection: Automatic short circuit protection and reset for each channel

Specifications

Product Type
Intercom Power Supply
Channels
4-Channel

Pros & Cons

👍 Pros

  • Offers 4 channels, providing sufficient capacity for small to medium-sized intercom systems.
  • Designed as an intercom power supply, specifically tailored for Clear-Com systems to ensure compatibility.
  • Functions as a dedicated power source, ensuring stable and reliable operation for connected intercom units.
  • Clear-Com is a reputable brand in professional audio and communication, suggesting reliability and quality.
  • The model number PS-704 clearly identifies its channel count and purpose for easy selection.

👎 Cons

  • As a power supply, it does not include intercom stations or headsets, requiring separate purchases for a complete system.
  • Specific power output details (e.g., voltage, amperage per channel) are not provided, limiting detailed technical assessment.
  • The 4-channel capacity might be insufficient for larger productions or complex communication needs.
  • Designed specifically for intercom systems, it lacks versatility for other general power supply applications.
  • Without further features, it's assumed to be a basic power supply without advanced networking or diagnostic capabilities.

Frequently Asked Questions

The Clear-Com PS-704 serves as a 4-channel intercom power supply, providing power for professional intercom systems.
This model supports up-to four channels, which allows for communication with multiple groups or individuals within an intercom setup.
The Clear-Com PS-704 is a product of the Clear-Com brand, indicating it is designed to integrate seamlessly with Clear-Com intercom systems.
Given its function as an intercom power supply with multiple channels, it is suitable for use in live sound applications where clear communication is crucial.
The PS-704 is a dedicated power supply unit, designed to provide the necessary power to operate compatible intercom components.