Schaefer Inc.

Hopkinton, MA 01748

COMPANY OVERVIEW

About Schaefer Inc.

Contact

45 South Street
Hopkinton, MA 01748
USA
http://www.schaeferpower.com/content/content/power-conversion-transit-light-rail
508.435.6400
508.435.6401

More Info on Schaefer Inc.

Logowithslogan2 10265115
Logowithslogan2 10265115
Logowithslogan2 10265115
Logowithslogan2 10265115
Logowithslogan2 10265115

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

Schaefer Inc.
k1505series pr 5a05b8c02b84d
k1505series pr 5a05b8c02b84d
k1505series pr 5a05b8c02b84d
k1505series pr 5a05b8c02b84d
k1505series pr 5a05b8c02b84d
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.
Schaefer Inc.
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
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.
Schaefer Inc.
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
cb5600 58457717e8e9e
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.
Schaefer Inc.
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
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.
Schaefer Inc.
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
cb3500 prweb 57bf60cf3a50f
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.
Schaefer Inc.
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
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...
Schaefer Inc.
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
C3700 Series 1250 Watt Converter Module
Home

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
Schaefer Inc.
TERa power supplies
TERa power supplies
TERa power supplies
TERa power supplies
TERa power supplies
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.
Schaefer Inc.
TERa power supplies
TERa power supplies
TERa power supplies
TERa power supplies
TERa power supplies
Home

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

Request More Information

By clicking above, I acknowledge and agree to Endeavor Business Media’s Terms of Service and to Endeavor Business Media's use of my contact information to communicate with me about offerings by Endeavor, its brands, affiliates and/or third-party partners, consistent with Endeavor's Privacy Policy. In addition, I understand that my personal information will be shared with any sponsor(s) of the resource, so they can contact me directly about their products or services. Please refer to the privacy policies of such sponsor(s) for more details on how your information will be used by them. You may unsubscribe at any time.

All content from Schaefer Inc.

Schaefer Inc.
The Minmax MTQZ50 Series 50 Watt DC/DC Converter
The Minmax MTQZ50 Series 50 Watt DC/DC Converter
The Minmax MTQZ50 Series 50 Watt DC/DC Converter
The Minmax MTQZ50 Series 50 Watt DC/DC Converter
The Minmax MTQZ50 Series 50 Watt DC/DC Converter
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
Prc500imagesm 10631566
Prc500imagesm 10631566
Prc500imagesm 10631566
Prc500imagesm 10631566
Prc500imagesm 10631566
Home

PRC-500 DC/DC Converter

Feb. 21, 2012
500W of Power 24,48,48,110 VDC Inputs 5,12,24,48 VAC Outputs Meets EN50155 Version Meets EN60950 Version
Prc240imagesm 10631564
Prc240imagesm 10631564
Prc240imagesm 10631564
Prc240imagesm 10631564
Prc240imagesm 10631564
Home

PRC-240 DC/DC Converter

Feb. 21, 2012
240W of Power 24,48,48,110 VDC Inputs 5,12,24,48 VAC Outputs Meets EN50155 Version Meets EN60950 Version
Prc120imagesm 10631561
Prc120imagesm 10631561
Prc120imagesm 10631561
Prc120imagesm 10631561
Prc120imagesm 10631561
Home

PRC-120 DC/DC Converter

Feb. 20, 2012
120W of Power 24,48,48,110 VDC Inputs 5,12,24,48 VAC Outputs Meets EN50155 Version Meets EN60950 Version
Prp3000 10631559
Prp3000 10631559
Prp3000 10631559
Prp3000 10631559
Prp3000 10631559
Home

PRP-3000 Pure Sine Wave Inverter

Feb. 20, 2012
3000W of Power 24,36,48,72,110 VDC Inputs 115 or 230 VAC Outputs EN50155 Version
Prp1500 10631557
Prp1500 10631557
Prp1500 10631557
Prp1500 10631557
Prp1500 10631557
Home

PRP-1500 Pure Sine Wave Inverter

Feb. 20, 2012
1500W of Power 24-41 VDC Inputs 115 or 230 VAC Outputs Digital Display
Prp250 10631555
Prp250 10631555
Prp250 10631555
Prp250 10631555
Prp250 10631555
Home

PRP-250 Pure Sine Wave Inverter

Feb. 20, 2012
250W of Power 12,24,48,72,115 VDC Inputs 230 VAC Outputs Compact Size
Prp750 10631552
Prp750 10631552
Prp750 10631552
Prp750 10631552
Prp750 10631552
Home

PRP-750 Pure Sine Wave Inverter

Feb. 20, 2012
750W of Power 12,24,48,72,110 VDC Inputs 115 or 230 VAC Outputs EN50155 Version
Mhvcnowords 10416756
Mhvcnowords 10416756
Mhvcnowords 10416756
Mhvcnowords 10416756
Mhvcnowords 10416756
Rail Vehicle Builders, Components & Accessories

MHVC250 Power Supply - Ideal for Dead Start Cranking

Oct. 10, 2011
Ideal for Dead Start Cranking Converts 600/750VDC to 24VDC 250 Watts Meets EN51055 Standards High Isolation - Up to 7000VDC