Foster Transformer Co.
Cincinnati, OH 45223
Dimmable LED Power Supply features integral protection.
Encapsulated in epoxy and housed in 304 Stainless Steel enclosure, Dimmable LED power supply is impervious to dirt, moisture, and corrosive elements. It offers short circuit and overload protection and can be dimmed with standard household dimmer. Unit accepts multiple input voltages, including 120, 240, and 277 V, 50/60 Hz, and its output is configurable for 12 or 24 Vdc up to 60 W. Limited...
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EMI Filters are offered with optional surge suppression.
Available for 100-120 or 200-240 line voltages, RoHS-compliant EMI Filters feature fully encapsulated construction that complies with EN 133200 and UL 1283 as well as UL94 VO plastic enclosure that protects against electrical shock. Products can be mounted with Ã-¼ in. quick connect terminals, allowing use wherever EMI control is needed, including multiple locations within one piece of...
Read More »Control Transformers suit commercial applications.
Used in welders, battery chargers, overhead cranes, and motor controls, Multi-Tapped Control Transformers feature multi-tap primary windings and are precision layer wound. They are designed to Class 2 Not-Inherently Limited specifications and incorporate integral 3AG fuse holder as well as .25 x .032 QC tab connections. In addition to UL Recognized Class 130 (B) insulation, standard models offer...
Read More »Plug-In Transformers suit low voltage applications.
Offering capacities from 10-50 Va, Class 2 Plug-In Transformers are available for 9-24 V output from 120 V, 60 Hz. Each model includes impact-resistant case with retention tab for semi-permanent installation. Combination slotted/Phillips head screws on output terminals are standard, with either ground pin or output ground screw. Transformers are suited for low voltage applications including...
Read More »Class 2 Transformer has 75 VA rating and center-tap design.
SURVIVOR CT, featuring short circuit as well as over-temperature and overload protection, withstands direct short circuit for over 15 days. With center-tap to secondary winding, product is suited for use with 12 V halogen lamps. Users can operate lamps up to 75 W while remaining within UL Class 2 requirements. All units have UL-Recognized Class 130 (B) insulation and standard capacity of 75 VA....
Read More »
EMI Filters feature UL 94 V0 plastic enclosures.
Mounted with single screw, EMI Filters can be used wherever EMI control is needed. Fully encapsulated construction complies with EN 133200 and UL 1283. By eliminating capacitor to earth ground connection, leakage current is greatly minimized. Available for 100-120 and 200-240 line voltages, filters include Ã-¼ in. quick connect terminals. Standard models incorporate 5.0 mH common mode...
Read More »
Sealed Transformers withstand harsh environments.
Hermetically Sealed Transformers and inductors feature glass-to-metal hermetically sealed terminals, MIL SPEC paints and finishes, and deep drawn and fabricated enclosures. Quality of epoxies and silicones maximize service life and offer resistance to heat, vibration, and other environmental factors. Suited for military and commercial applications, products meet MIL-T-27 requirements and can be...
Read More »
Ferroresonant Transformer provides stable output of -
Transformer provides standard square wave output that requires less filtering than linear transformers for dc applications. Low component count provides reliability under extreme operating conditions. Transformer suits use in battery chargers, medical equipment, inverter and UPS systems, line voltage stabilizers, industrial automation and machine tools. Models are available for 50 Hz, 60 Hz, and...
Read More »
Current Transformers feature compact construction.
Available with mounting options to meet any design parameter, transformers include UL Recognized Class 130 (B) insulation and optional Ã-¼ in. quick connect terminals to keep high current off printed circuit board. Standard models feature 1:500 turns ratio and handle rated currents from 0.1-30.0 A. With operating frequency range of 50-400 Hz, products are suited for use in UPS systems and...
Read More »
Step-Down Transformers suit machine tool applications.
Isolated machine tool transformers, available with lead wires, terminal blocks, lead screws, and other configurations to suit user needs, come in models from 0.025-5.0 kVA. Offered in UL/C-UL Recognized and Listed configurations, products have Class 130 and UL Class 180 Insulation Systems, respectively. All models feature 240/480 V, 50/60 Hz primary windings, with optional 208 V tap. Dual 120/240...
Read More »Dimmable LED Power Supply features integral protection.
Encapsulated in epoxy and housed in 304 Stainless Steel enclosure, Dimmable LED power supply is impervious to dirt, moisture, and corrosive elements. It offers short circuit and overload protection and can be dimmed with standard household dimmer. Unit accepts multiple input voltages, including 120, 240, and 277 V, 50/60 Hz, and its output is configurable for 12 or 24 Vdc up to 60 W. Limited...
Read More »
EMI Filters are offered with optional surge suppression.
Available for 100-120 or 200-240 line voltages, RoHS-compliant EMI Filters feature fully encapsulated construction that complies with EN 133200 and UL 1283 as well as UL94 VO plastic enclosure that protects against electrical shock. Products can be mounted with Ã-¼ in. quick connect terminals, allowing use wherever EMI control is needed, including multiple locations within one piece of...
Read More »Control Transformers suit commercial applications.
Used in welders, battery chargers, overhead cranes, and motor controls, Multi-Tapped Control Transformers feature multi-tap primary windings and are precision layer wound. They are designed to Class 2 Not-Inherently Limited specifications and incorporate integral 3AG fuse holder as well as .25 x .032 QC tab connections. In addition to UL Recognized Class 130 (B) insulation, standard models offer...
Read More »Plug-In Transformers suit low voltage applications.
Offering capacities from 10-50 Va, Class 2 Plug-In Transformers are available for 9-24 V output from 120 V, 60 Hz. Each model includes impact-resistant case with retention tab for semi-permanent installation. Combination slotted/Phillips head screws on output terminals are standard, with either ground pin or output ground screw. Transformers are suited for low voltage applications including...
Read More »Class 2 Transformer has 75 VA rating and center-tap design.
SURVIVOR CT, featuring short circuit as well as over-temperature and overload protection, withstands direct short circuit for over 15 days. With center-tap to secondary winding, product is suited for use with 12 V halogen lamps. Users can operate lamps up to 75 W while remaining within UL Class 2 requirements. All units have UL-Recognized Class 130 (B) insulation and standard capacity of 75 VA....
Read More »
EMI Filters feature UL 94 V0 plastic enclosures.
Mounted with single screw, EMI Filters can be used wherever EMI control is needed. Fully encapsulated construction complies with EN 133200 and UL 1283. By eliminating capacitor to earth ground connection, leakage current is greatly minimized. Available for 100-120 and 200-240 line voltages, filters include Ã-¼ in. quick connect terminals. Standard models incorporate 5.0 mH common mode...
Read More »
Sealed Transformers withstand harsh environments.
Hermetically Sealed Transformers and inductors feature glass-to-metal hermetically sealed terminals, MIL SPEC paints and finishes, and deep drawn and fabricated enclosures. Quality of epoxies and silicones maximize service life and offer resistance to heat, vibration, and other environmental factors. Suited for military and commercial applications, products meet MIL-T-27 requirements and can be...
Read More »
Ferroresonant Transformer provides stable output of -
Transformer provides standard square wave output that requires less filtering than linear transformers for dc applications. Low component count provides reliability under extreme operating conditions. Transformer suits use in battery chargers, medical equipment, inverter and UPS systems, line voltage stabilizers, industrial automation and machine tools. Models are available for 50 Hz, 60 Hz, and...
Read More »
Current Transformers feature compact construction.
Available with mounting options to meet any design parameter, transformers include UL Recognized Class 130 (B) insulation and optional Ã-¼ in. quick connect terminals to keep high current off printed circuit board. Standard models feature 1:500 turns ratio and handle rated currents from 0.1-30.0 A. With operating frequency range of 50-400 Hz, products are suited for use in UPS systems and...
Read More »
Step-Down Transformers suit machine tool applications.
Isolated machine tool transformers, available with lead wires, terminal blocks, lead screws, and other configurations to suit user needs, come in models from 0.025-5.0 kVA. Offered in UL/C-UL Recognized and Listed configurations, products have Class 130 and UL Class 180 Insulation Systems, respectively. All models feature 240/480 V, 50/60 Hz primary windings, with optional 208 V tap. Dual 120/240...
Read More »