Electronic%20components - Import export

At Merefields Electronics we have built a network of suppliers and manufacturers to provide our customers with total electronics distribution. Our Electro Mechanical product range includes Electronic Components and we support key manufacturers such as Schrack, Apem, Binder, Omron and many more. Please send me an enquiry via liamm@merefields.com or enquires@merefields.com

We have over 10 Million Lines of Components in our Supply. Contact me on liamm@merefields.com

BOSCH TERMINALS AVAILABLE ON OUR STOCK LIST Please send me an enquiry via liamm@merefields.com or enquires@merefields.com 

Product Features: • Designed for push-pull tube output circuits. • Enclosed in a drawn steel case, the transformer is completely potted in epoxy. • Frequency response 30 Hz. to 30 Khz. at full rated power (+/- 1 db max. ref. • 1 Khz) minimum. • Lead connection is via 10 bottom mounted lugs. • All units include 40% screen taps for Ultra-Linear operation (if desired). • Finished in a black powder paint (to match the 300P Series power transformers). • Typical applications - Push-Pull: triode, Ultra-Linear pentode, pentode and tetrode connected audio output.

Product Features: • Designed for general purpose or replacement use in Push-Pull tube output circuits. • Frequency response: 150 Hz. - 15 Khz at full rated power (+/- 1 db max. ref. 1 Khz). • Open style with minimum 5" long primary leads. • Secondary solder lugs for convenient secondary connections (except 125B - uses minimum 5" secondary leads). • Primary impedances from 1,200 to 25,000 Ohms. • Secondary impedances from 1.5 to 15 Ohms.

Product Features: • Small, economical, open, two hole horizontal bracket mount. • Insulated, colour coded flexible leads, 4" long minimum (143, 144 and 145 Series) or 3" long minimum (146 Series). • Frequency response 150 Hz. to 15 Khz. (+/- 1 db, reference 1000 Hz.). • When operating at impedances below nominal, power capability and the frequency spectrum are proportionately lower, conversely, at higher impedances power capability and frequency spectrum will be proportionately higher. • Net weight: 0.5 oz. (143, 144, 146 Series) and 1.4 oz. (145 Series).

Product Features: • Designed for push-pull tube output circuits. • Enclosed (shielded), 4 slot, above chassis Type "X" mounting. • Frequency response 30 Hz. to 30 Khz. at full rated power (+/- 1 db max. - ref. 1 Khz.) minimum. • Insulated flexible leads 8" min. • Manufactured with plastic coil forms for coil support and insulation. • Typical applications - Push-Pull: triode, Ultra-Linear pentode, pentode and tetrode connected audio output. • Due to the unique interleaving of the windings BOTH secondary windings must be engaged to meet specifications.

Product Features: • Designed for push-pull tube output circuits. • Units are designed to provide ample "headroom" at bass frequencies (note the weight of each transformer). • All models have a secondary tapped fro 4, 8 or 16 ohm outputs. • Enclosed (Shielded), 4 slot, above chassis Type "X" mounting. • Manufactured with plastic coil forms for coil support and insulation. • Frequency response 30 Hz. to 30 Khz. at full rated power (+/- 1 db max. - ref. 1 Khz.) minimum. • Insulated flexible leads 8" min. • All units (except the 1650G) include 40% screen taps for Ultra-Linear operation (if desired). • Typical applications - Push-Pull: triode, Ultra-Linear pentode, pentode and tetrode connected audio output. The 1650G does NOT have primary screen taps and will not support "Ultra Linear" applications.

Product Features: • Designed for drop is replacement of original units. • Physically, parts were designed to look similar to original factory units (where possible). • Inductance measured at rated D.C. current. • Material used and design specs. were kept at close as possible to the original part to preserve the stock "tone". • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.

Product Features: • Perfect for high frequency filtering applications. • High permeability core ideal for applications under 50 kHz. • High self-resonant frequency values. • Operating Frequency: 60Hz. - 10kHz. • Some models feature universal channel mount packaging with flexible insulated leads (6" min.). • Some models feature rugged construction with aluminium base and stainless steel band along with open-style terminals for maximum versatility.

Product Features: • Moulded powdered iron core. • All chokes include vinyl insulation cover. • 1.25" long leads (+/- 0.1"). • High inductance and high current. • L measured at 7.9 Mhz. on 1536D, E and F all others at 1 Khz.

Product Features: • Large ferrite core for extended saturation point, optimum frequency range .01-2 Mhz. • 1.5" long leads (+/- 0.1"). • Test frequency 1 Mhz. • Core length 1.25". • Coil is covered with vinyl insulation shrink sleeve. • Operating temperature -55°C to +135°C.

Product Features: • High saturation flux density ferrite rods. • 1" long leads, tinned to within 1/8" of body. • Ideal for filtering or energy storage inductors. • Inductance measured at @ 1 Khz. with 0 amps. D.C. current, typical inductance change is less than 5% @ twice rated current. • Ambient temperature range -60C to +85C.

Product Features: • Open core and coil, 4-slot bracket mounting chokes. • Tolerance of 15% on both inductance and resistance. • Inductances measured at rated D.C. current. • The "195" Series is single coil. • The "196" Series is dual coil - allowing more versatility. • Recommended maximum operating voltage 600 VAC (winding to core). • Hipot tested at 2,500 VAC. • Connections are made to a screw terminal or heavy copper tabs with holes. • Perfect for high current power supply filtering.

Product Features: • Toroidal design. • Supplied with 24" insulated secondary leads, terminated with crimped ring connectors. • Suitable for use with bare (uninsulated) primary conductor in circuits up to 600 V (4 KV Hi pot); or at higher voltage when a suitably insulated conductor is used. • All units have 5 A secondary for use with standard AC ammeters with 5 A movements. • Two hole mounting bracket on all models. • UL E227616 volume #1 file number X0DW2

Product Features: • Designed for a 5 amp. primary (maximum 20 Amp), secondary current 5 ma. • 40 - 1,000 Hz. operation. • Customer to supply primary winding (1 turn through open top of transformer bobbin). • Two hole chassis mount or P.C. board pin mont. • Both units have 5 ma. secondary for use with standard AC ammeters with 5 ma.movements. • High accuracy windings (1%).

Product Features: • Used (with 150 Volt full scale A.C. voltmeters) to measure the voltage of 240, 480 or 600 VAC systems. • Primary insulated for 4.0 KV rms test, suitable for L.V. switchgear and motor control use. • 50/60 Hz. operation. • Open construction - "Type H". • CSA certified (209651). • The nominal line voltages of 240 and 480 volts may be exceeded by 25% for 60 Hz. operation. • Insulation system 55°C rise, Class 105.

Product Features: • Used in chimes, door bells, security systems, decorative lighting, furnaces, humidifiers, appliances, vending machines, intercom system type applications. • Rugged, low noise, cool running design, indoor use only. • Stripped wire input (primary) leads, screw terminal/quick fit tab terminal output (secondary). • Nipple locknut mount for box installation, complete with locknut and mounting bracket. • Input leads are black, on 240V models 240V lead is read. All models are 60 Hz. - inherently limited - no fuses or circuit breakers. • UL listed #E184371 - Except for part numbers BE2F and BE7G. • CSA certified (209651).

Product Features: • Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. • Flexible world wide applications, 50 or 60 Hz. operation, step down (230VAC to 115VAC) or step up (115VAC to 230VAC). • Totally enclosed rear case, includes handy internal grounding bolt. • Extra vacuum varnish for use in high humidity. • Includes a rear mounted (but not wired), standard 115VAC, 3-wire receptacle. • Enclosed case with convenient knockouts and includes two cable clamps allowing for easy wire connections. • Models 170SE, 170AW, 170BE, 170CE and 170DE are CSA certified (209651). • Connection by flexible leads, 8" minimum length. • Remember - These units do NOT convert line frequency.

Product Features: • Primary 230VAC, 50/60 Hz. Secondary 115VAC. • Circuit breaker in primary. • Provides circuit isolation and steps down primary voltage. • Hi-pot tested to 2 KV RMS. • Electrostatic shield between primary and secondary. • Input (Primary) connected to a 5 foot long cord and European (Schuko) grounded plug - note: Old inventory only. • Input - due to U.L. changes in 2007 - New production with the European (Shuko) parts would no longer be U.L. listed. Therefore, we have replaced this input plug with a standard North American 3-wire, 250V plug (NEMA 6-15P). • Output (Secondary) connected to a 1 foot long cord and standard North American 3-wire grounded receptacle (NEMA 5-15R). • North American Mark of Safety - C UL and UL listed (File #E211544). • Indoor use only. • Remember - These units do NOT convert line frequency.

Product Features: • Primary 120VAC, 50/60 Hz., Secondary 120VAC. • Provides circuit isolation. • Toroidal transformer for high isolation, low noise, light weight, cool operation and low profile. • World wide applications, 50 or 60 Hz. operation, step down (120VAC to 120VAC). • Standard 3-wire, grounded plug (for use with adaptors for proper grounding). • Input (Primary) connected to a 5 foot long cord and standard North American plug (NEMA 5-15P). • Output (Secondary) connected to two standard - 3 wire grounded receptacles (NEMA 5-15R). • Features include ventilated black steel case, rocker lighted on-off switch and circuit breaker protected output. • North American Mark of Safety - C UL and UL listed (File #E211544). • Indoor use only. • Remember - These units do NOT convert line frequency.

Product Features: • Designed with nickel alloy cores for high performance and Wide Bandwidth. • Frequency Response: 20 Hz - 20 kHz ±0.35 dB, (ref. @ 1 kHz). • Low distortion at levels up to +27 dBu @ 20 Hz. • Excellent Shielding - Mu Metal Enclosures. • Line Output Transformers are open style (not Mu Metal).

Product Features: • Designed for drop is replacement of original units. • Physically, parts were designed to look similar to original factory units (where possible). • Inductance measured at rated D.C. current. • Material used and design specs. were kept at close as possible to the original part to preserve the stock "tone". • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.

Product Features: • Designed for drop is replacement of original units. • Physically, parts were designed to look similar to original factory units (where possible). • Inductance measured at rated D.C. current. • Material used and design specs. were kept at close as possible to the original part to preserve the stock "tone". • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.

Product Features: • Deep-drawn steel case with tin plated finish, with two convenient 6-32 mounting studs with mounting hardware. • Sealed case and wax potted core internally for stable characteristics and long life. • Wide frequency response +/- 0.5 db max. from 20 Hz. to 20 Khz. (except units over 5K ohms impedance, amy be down 1 db @ 20 Khz.). • Insertion loss of apx. 1 db. • Maximum power level +15 dbm. with specified characteristics, or higher levels with reduced low frequency performance. • Distortion is apx. 1.5% @ 20 Hz. under full power. • Electrostatic shield between pri. and sec. connected to the green lead. • Humbucking construction. • Balanced split windings on pri. and sec. for circuit versatility. Primary may be used as a secondary and vice vera for impedance matching. • Includes mounting hardware. • Lead length: Min. 4". • Shipping weight 0.4 lb. (0.18 kg).

Product Features: • Intended for non-patient connected indoor applications where protection of sensitive electronics is required: • High end audio / studio use • Medical electronics • High end test equipment / laboratory • cULus Listed to UL 60601-1 (1st Edition) and CAN/CSA-C22.2 No. 601.1-M90 (R2005). • Each unit provides complete line isolation and noise filtering plus utilizes a Faraday shield to reduce leakage currents below UL60601-1 requirements (under 100 microamps). • Reduced noise coupling due to floating AC output. • Not included to be used to supply power to life support appliances. • 3 Different VA Capacities available - 500VA, 1000VA and 1800VA. All rated 50/60 Hz. • 4 Different electrical configurations: • 120V-120V Straight isolation ("178" Series) • 240V-240V Straight isolation ("240" Series) • 240-120V Step down isolation ("289" Series) • 120-240V Set up isolation ("298" Series)

Product Features: • Heavy duty design with plastic shell and double wipe contacts. • Indoor use only. • Allows for ground connection between equipment and international power sources. • With a set of all 4 adaptors, they will accept equipment with plugs from virtually every country except South Africa. • Adaptors do not affect voltages, they are a mechanical device only to match foreign "pin-outs" of receptacles and/or plugs.

Product Features: Primary 120VCA, 50/60 Hz., Secondary 240VAC. Provided circuit isolation. • Torodial transformer for high isolation, low noise, light weight cool operation and low profile. • 50 or 60 Hz. operation, step up (120VAC to 240VAC). • Standard 3-wire, grounded plug (can also be used with adaptors for proper grounding). • Input (primary) connected to a 5 foot cord and standard North American plug (NEMA 5-15P). • Output (Secondary) connected to a standard North American duplex - 3 wire grounded receptacle (NEMA 6-15R). • Transformer Hi-Pot test of 4,000V RMS between primary and secondary. • Features include ventilated black steel case with rocker lighted on-off switch and circuit breaker protected output. • North American Mark of Safety - C UL and UL listed (File #E211544). • Indoor use only. • Remember - These units do NOT convert line frequency.

Product Features: • Primary 240VAC, 50/60 Hz., Secondary 120VAC. • Provides circuit isolation. • Toroidal transformer for high isolation, low noise, light weight, cool operating and low profile. • World wide applications, 50 or 60 Hz. operation, step down (240VAC to 120VAC). • Standard 3-wire, grounded plug (for use with adaptors for proper grounding). • Input (Primary) connected to a 5 foot long cord and standard 250V 2 pole, 3 wire - North American plug (NEMA 6-15P). • Output (Secondary) connected to two standard - 3 wire grounded receptacles (NEMA 5-15R). • Features include ventilated black steel case, rocker lighted on-off switch and circuit breaker protected output. • North American Mark of Safety - C UL and UL listed (File #E211544). • Indoor use only. • Remember - These units do NOT convert line frequency.