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ESL Adds Model 4423 4-Channel Power Supply Distribution Switch to Their Product Line Up

The Model 4423 is a Power Supply Distribution Switch that provides control of 4 separate DC voltage lines of power.

Cranston, RI, October 14, 2016 --( Electro Standards Laboratories adds Model 4423 4-Channel Power Supply Distribution Switch to their product line up. The Model 4423 allows the user the capability of providing power to any or all of the four outputs from its internal power supply.

The Model 4423 is enclosed in a custom all metal black chassis designed to provide EMI/RFI shielding. Each channel has an On/Off rocker switch that controls each of the power outputs. Each of the (4) DC supply voltage lines are protected by a fuse.

· (1) 15 Amp Fuse is used for the +60VDC Power Supply
· (1) 30 Amp Fuse is used for the +28VDC Power Supply
· (1) 10 Amp Fuse is used for the +15VDC Power Supply
· (1) 10 Amp Fuse is used for the -15VDC Power Supply

The voltages are supplied to the rear panel Circular 7-Pin CDC Connector. The Model 4423 connects to 115VAC / 60Hz to provide power to its internal supply using a dedicated 20Amp AC Circuit. The rear panel has a lighted ON/OFF 20Amp Circuit Breaker. This is the main switch that controls power to the internal supply. Each channel has a red LED that lights when the voltage of the selected power supply is enabled.

The dimensions of Model 4423 are 12.3” W x 6.26” H x 21.39” D (31.3 x 16.0 x 54.4 cm) with a weight of 25.5 lbs (11.6 kg). For more information on the Model 4423 including a detailed specification sheet with an application diagram visit the product webpage at or the company website. For product or application questions, call 401-943-1164 to speak with one of ESL’s knowledgeable sales engineers.

Tina Corticelli/Media Manager
Electro Standards Laboratories
36 Western Industrial Drive
Cranston, RI 02921
Tel: 401-943-1164
Fax: 401-946-5790
Contact Information
Electro Standards Laboratories
Tina Corticelli

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