Ohio Semitronics, Inc. - Hilliard, OH
Manufacturer, Service Company
Custom manufacturer of transformers including 0.01A secondary split core transformers. Run-time allocations for air & thermocouple gas furnaces, stand-alone kWh/kW meters, watt hour transducers, & 0.01A secondary split core transformers are also available. Automatic readering systems are also available as kWh or energy meters, socket-based kWh meters 2S & 12S, water & BTU meters.
www.ohiosemitronics.com/products.asp

Flex-Core - Hilliard, OH
Distributor, Manufacturer
Manufacturer of split core transformers including split-core clamp-on, flexible, UL¿¿¿ listed flexible, removable leg, low ratio & AC voltage output split-core current transformers. Low ratio split-core current transformers are available in ratios ranging from 100:5 to 400:5. Flexible split-core current transformers are available in directional silicon steel construction for the flexible core. Applications include indicating or recording ammeters, amp or watt transducers or wattmeters.
www.flex-core.com/split-core-current-transf...

Able Coil & Electronics Co., Inc. - Bolton, CT
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom transformers including isolation transformers, precision ratio transformers, pulse transformers & split core transformers. Transformers are available in different sizes & capacities. Transformer assemblies include wound coils, toroids, solenoids, cables, connectors, harnesses, bobbin wounds, paper sections, laminated cores, ferrite cores, pot cores & encapsulated assemblies. Services include designing, prototyping & product-cycle testing. Industries served include commercial, medical, aerospace, communications, automotive & military.
www.ablecoil.com/index.html

Custom Magnetics, Inc. - North Manchester, IN
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of split core transformers. Types of transformers include laminated transformers, ferrite core transformers, toroidal transformers, rectangular-core transformers & standard lines transformers. Split core transformers are available in different shapes, sizes & power capacity models. Split core transformers are designed for use in applications including audio amplifiers, intercoms, voice & music reproduction equipment, power supplies, test/measurement instruments, telephone communication networks, transducers, lighting systems & industrial controls.
www.custommag.com/products/products.shtml

EMRA Controls, Inc. - Auburn, WA
Manufacturers' Rep, Service Company
Mfr's rep. specializing in split core and bobbin transformers. Controls, sensors, thermocouples, inductors, relays, light curtains, cord grips, connectors, transducers, switches and microprocessors are also available. Suitable for electrical and electronic industries.
www.emracontrols.com/

Magnetic Specialties, Inc. - Telford, PA
Manufacturer, Custom Manufacturer
Custom manufacturer of toroidal, split core & cast coil transformers. Types also include instrument, potential, furnace, specialty, high frequency, ferroresonant, rectifier, filament, isolation, plate, constant voltage regulator & output transformers. Transformers with power up to 500 kVA are also available.
www.magspecinc.com/transformers.html

Bender, Inc. - Coatesville, PA
Manufacturer
ISO 9001 certified manufacturer of transformers including split core, current & isolation transformers. Transformers are available in various models & sizes with 800 V insulation voltage, up to 9 mm stripping length, 10 A ground fault sensing current, 15 Hz to 400 Hz frequency & minus 25 degrees C to plus 70 degrees C operating temperature. Transformers are suitable for monitoring ground faults in AC & DC grounded systems.
www.bender.org/ct.aspx

Glen Magnetics, Inc. - Alpha, NJ
Manufacturer, Custom Manufacturer
Manufacturer & custom manufacturer of Scott-T, spacecraft & satellite, split bobbin, split core, step down & step up transformers. Transformer types include isolation, auto (buck/boost), inductors/chokes, three phase, audio, MIL-T-27, ferroresonant, switching, coils, & high voltage, 1VA to 5,000VA (5kVA) single phase, 10kVA 3 phase power, 50 Hz. to 30,000 Hz. Small high frequency units to 250 MHz. frequency, 10,000 volts, voltage & sizes of less than 1/2 cubic in. to larger than 1cubic ft., open style, potted in cans (drawn or fabricated), & hermetic sealed constructions, silicon steel laminations.
www.glenmagnetics.com

ROMAC - Commerce, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of standard & custom split core transformers. Engineering, redesigning, rebuilding, testing, installation & rental services are available. 24-7 telephone support available.
Brand Names: Square D
romacsupply.com/custom.cfm?name=ProductSear...

Hoyt Electrical Instrument Works, Inc. - Penacook, NH
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of standard split and solid core transformers. Available with terminals, removable covers and optional mounting brackets.
www.hoytmeter.com/products/transformers/spl...

Spectrum Industries, Inc. - Peabody, MA
Distributor, Service Company
Distributor of transformers including control power, precision multi-ratio, split core, three phase and voltage regulating transformers. 600 VAC to 200 KV voltage. Options include base mounted or without base, fused or unfused, custom moldings and ratios. Custom transformers are also available.
Brand Names: ABB, Ritz
www.spectrumind.com/transformers.html

V-TECH Manufacturing Solutions LLC - Fishers, IN
Custom Manufacturer
Custom manufacturer of air core & split core transformers. Types of transformers include power transformers, toroidal power transformers, EI-laminated power transformers, current transformers & switch-mode power supply transformers. Power transformers are fabricated in single-phase & 3-phase options. Capabilities include designing, rapid prototyping, contract manufacturing, project management & customer relationship management. Air core & split core transformers are FDA approved, RoHS compliant & CSA®, CUL®, ITAR, IPC, TUV & UL® standards certified.
www.v-techmfgsolutions.com

Davis/Inotek - Irwindale, CA
Distributor, Manufacturer, Custom Manufacturer
100,000 Test, Measurement, Process & Control Instruments. NIST Traceable Calibration & Certification, All Performed In Compliance With ISO-9002, ISO Guide 25-17025 Standards. A Complete Line Of High-End Used & Rental Test Equipment

Magnetic Design Labs, Inc. - Santa Ana, CA
Manufacturer, Custom Manufacturer
Manufacturer Of Power Supplies, Electric Transformers

CMI - Corona Magnetics, Inc. - Corona, CA
Manufacturer, Custom Manufacturer, Service Company
Design & Manufacture Of Custom & Build-To-Print Magnetics, With Three Decades Of Experience. Military, Aerospace, Medical, & Commercial Markets. Toroidal, Bobbin, & Self-Supporting Types

WICC Ltd. - Washington, IL
Manufacturer
Current

Davis/Inotek - Fairhope, PA
Distributor, Manufacturer, Custom Manufacturer
100,000 Test, Measurement, Process & Control Instruments. NIST Traceable Calibration & Certification, All Performed In Compliance With ISO-9002, ISO Guide 25-17025 Standards. A Complete Line Of High-End Used & Rental Test Equipment

Davis/Inotek - Kansas City, MO
Distributor, Manufacturer, Custom Manufacturer
Test, Measurement, Process & Control Instruments. NIST Traceable Calibration & Certification, All Performed In Compliance With ISO-9002, ISO Guide 25-17025 Standards. A Complete Line Of High-End Used & Rental Test Equipment

Davis/Inotek - Dallas, TX
Distributor, Manufacturer, Custom Manufacturer
100,000 Test, Measurement, Process & Control Instruments. NIST Traceable Calibration & Certification, All Performed In Compliance With ISO-9002, ISO Guide 25-17025 Standards. A Complete Line Of High-End Used & Rental Test Equipment

T.I. CHEN Associates - Tacoma, WA
Distributor, Service Company
Stocking distributor for PRC based manufacturer of standard & custom magnetic products. Products include standalone current sensor transformers, PCB mounted current & voltage sensor transformers, toroidal & R-core power transformers & auto transformers.

American Aerospace Controls, Inc. (AAC) - Farmingdale, NY
Manufacturer, Custom Manufacturer
ISO 9001-Certified manufacturer of split-core transformers. For use in industrial, laboratory, rail transit, land vehicle, shipboard, aircraft & space flight markets. Wide selection from stock & variations available for applications.

Magnetics & Controls, Inc. - Rosemont, NJ
Manufacturer, Custom Manufacturer
Magnetic Amplifiers, Amplistats, Transformers, 4 To 20 MADC Devices, Toroidal-Ferro-Resonant Transformers, Custom & Standard

NK Technologies - San Jose, CA
Manufacturer
Manufacturer of split core transformers. Specifications include 0.5 percent FS accuracy, 0 to 0.333 V output, 600VAC isolation voltage, 5000VAC maximum voltage & 300 percent full scale range max inrush current. Three ID's available: .085 in., 1.25 in & 2.0 in.

Grainger Industrial Supply - Locations
Distributor
Distributor of a variety of transformers such as Class 2, 18 pulse, 400 Hertz, alarm, automatic, CE marked, control, differential, driver, frequency, isolation, laboratory, microwave, network, RF, ultrasonic, welding & more. Accessories, parts & components also available. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.
Brand Names: Acme

Coiltron - Tigard, OR
Distributor, Manufacturer, Custom Manufacturer, Service Company
Designer & manufacturer of current transformers & sensors including split core, tape wound & toroidal transformers used in harsh environments. Applications include aerospace, audio, automotive, consumer electronics, computer, environmental, high technology, imaging, industrial machine, lighting, marine & medical.