Schaefer Inc.

COMPANY OVERVIEW

About Schaefer Inc.

Contact

45 South Street
Hopkinton, MA 01748
USA

http://www.schaeferpower.com/content/content/power-conversion-transit-light-rail

Phone: 508.435.6400

Fax: 508.435.6401

More Info on Schaefer Inc.

Schaefer specializes in on-board and trackside rail applications. Our unique design and manufacturing allows flexibility in power conversion for an endless combination of input and output voltages. Extra rugged construction ensures long-life and reliable operation in even the most demanding applications, including on-board electronics, as well as other transit vehicles, mining vehicles, and switchers. DC/DC converters, DC/AC inverters, and battery chargers available from 50W to 40 KW+ include:

36VDC, 74VDC or 110VDC inputs.
Ultra-wide input ranges to handle extremes.
Steady output power even during cranking conditions.
Buck, boost, or isolated topology.
High efficiency, lightweight, high power density for smaller package designs.

Products and Press Releases

Technology

Signal Redundancy Solution for Trackside Transit Applications

Nov. 10, 2017

Schaefer Inc. has introduced a DC/AC Inverter Systems for trackside signal redundancy requirements and other applications including emergency lighting.

Technology

C/B5600 Series 6000 Watt DC/DC Converter

Dec. 5, 2016

Schaefer Inc.has introduced the C/B5600 Series of 6000 Watt DC/DC converter, AC/DC power supply and battery charging products.

Technology

6000W Power Converter Rugged Design for Critical Railway Applications

Dec. 5, 2016

Schaefer Inc. has introduced the C/B5600 Series of 6000 Watt DC/DC converter, AC/DC power supply and battery charging products.

Technology

850W Converters and Battery Chargers

Aug. 25, 2016

Schaefer Inc. has introduced the C/B3500 Series of 850 Watt DC-DC and AC-DC converter modules and battery charger.

Technology

850W Converters and Battery Chargers for Extreme Environmental Conditions

Aug. 25, 2016

Schaefer Inc. has introduced the C/B3500 Series of 850 Watt DC-DC and AC-DC converter modules and battery charger.

Rail

Schaefer Introduces New Power Converter

Sept. 30, 2015

Schaefer Inc. introduced the C3700 Series of 1250 Watt DC-DC and AC-DC converter modules and battery charger.Utilizing industrial grade components, the compact 6U design provides...

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C3700 Series 1250 Watt Converter Module

Sept. 30, 2015

Compact 6U Module Up to 1250W Output Power Choice of AC/DC Power Supply, DC/DC Converter or Battery Charger Natural Convention

Technology

Low-Profile AC-DC Series for Harsh Environmental Conditions

Jan. 16, 2015

Schaefer Inc. unveiled the new low-profile TERa Series of Advanced Thermal Technology ac-dc power supplies.

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TERa Series AC-DC Power Supplies

Jan. 16, 2015

Low profile Temperature range of –50ºC to 85ºC Parallel/series operation Power Factor Correction (PFC)

Rail

MA: Schaefer Introduces New DC/DC Convertor

Jan. 27, 2014

Schaefer Inc. announced the addition of the MTQZ50 Series by Minmax to its power product portfolio.

KEY CONTACTS

Sue Mayrand

Vice President

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All content from Schaefer Inc.

Rail

Minmax MTQZ50 Series 50 Watt DC/DC Converter

Jan. 20, 2014

Designed for rail usage EN50155(IEC751) and EN50121-3-2 compliant Offers 5, 12, 15 and 24VDC outputs Input voltages of either 72(43-101)VDC or 110(66-160)VDC