Products by Schaefer, Inc.
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Schaefer's LVPS accepts a 37.5VDC input and can provide from 8kW to 40kW of total output power. Units operate over a wide temperature range and feature transient undervoltage and overvoltage protection. The LVPS works with existing or self-contained system cooling. AC/DC and DC/DC designs... Read more »
The MHVC250 design features a wide input range of 420VDC to 975VDC which converts voltage from the third rail to 24VDC for supplying points, signal lamps and electronic monitoring. The MHVC250 can also be used as a self-starting module for trams or trolleys with discharged batteries, avoiding... Read more »
5KW of power with ten standard DC input ranges, single or three phase AC inputs or battery charging models. Single DC output voltages up to 400VDC. Rugged 6U package! Read more »
The C3500 accepts DC inputs from 18VDC-640VDC or single-phase or three-phase AC inputs. DC output voltages range from 5VDC to 400VDC. Units feature continuous short circuit protection and overvoltage protection with automatic restart. The use of industrial grade components made the C3500... Read more »
The IT Series is a combination of a switch mode inverter and transformer at the output. The transformer provides isolation between the input and output and ensures the required voltage levels. The inverter accepts DC inputs from 10-800VDC and provides AC outputs of 115VAC or 220VAC or any... Read more »
1500W of rugged DC/AC inversion featuring an input range of 24-41VDC for locomotive convenience plug applications. Read more »
Features ■ DC input: 10 - 380 V ■ AC input: 115 / 230 V, 47 - 400 Hz ■ DC output: 5 / … / 250 V ■ Continuous short circuit protection ■ Overvoltage protection with auto restart ■ Industrial grade components ■ Compact and robust design Read more »
Features ■ DC input: 10 - 380 V ■ AC input: 115 / 230 V, 47 - 400 Hz ■ DC output: 5 / … / 250 V ■ Continuous short circuit protection ■ Overvoltage protection with auto restart ■ Industrial grade components ■ Compact and robust design Read more »
Features ■ DC input: 18 - 380 V ■ AC input: 115 / 230 V, 47 - 400 Hz ■ DC output: 8 / … / 250 V ■ Continuous short circuit protection ■ Overvoltage protection with auto restart ■ Industrial grade components ■ Compact and robust design Read more »
Output Power up to 45 Watts* Efficiency up to 89% High Power Density Wide Input Range Wide Temperature Range RoHS Compliant According to EN 50155 Read more »
Features ■ DC input: 18 - 320 V ■ AC input: 100 - 240 V, wide range with PFC, 47 - 65 Hz ■ DC output: 5 / … / 250 V ■ Continuous short circuit protection ■ Overvoltage protection ■ Thermal shutdown with auto restart ■ EMI acc. to EN 55022, class B ■ Industrial grade components ■ High power... Read more »
Input voltage: 115 / 230 VAC, single phase, 50 / 60 Hz or 208 / 400 / 480 VAC, three phases, 50 / 60 Hz ■ Output voltage: 12 / 24 / 48 / 60 / 72 / 110 / 220 / 400 VDC ■ Output current: up to 3250 A ■ Output power: 100 W - 500 kW The thyristor-controlled power supplies and battery... Read more »
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