Components-%20electronic - Import export

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 

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

Product Features: • Designed for general purpose or replacement use in push-pull or phase inverter tube driver circuits. • Should not be used for single ended applications. They have no gap for DC bias current present in SE mode. • Open style with minimum 5" long primary leads. • Minimum frequency response 150 Hz. - 15 kHz. (+1 /- 3db) @ 1 kHz. • Part number 124B is the same as 124A except for 49% Nickel laminations for greater fidelity. • Part number 124C is the COIL ONLY.

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: • "Over designed" for high fidelity, single ended, Class-A, tube output circuits (triode, tetrode or pentode tubes). • Enclosed (shielded), four slot, chassis Type "X" mounting. • Frequency response at least 20 Hz. to 20 Khz. at full rated power (+/- 1 db max., ref. 1 Khz). • Insulated flexible leads 8" min. • For maximum versatility, all units (except the 1642SE and 1638SEA do NOT include this screen tap as they were designed principally for high impedance triode tubes. • High quality laminations, (M6) grain oriented silicon steel. • Core is gapped to reduce core saturation in Class-A tube amplifier circuits.

Product Features: • Enclosed, 4-hole mount chokes (some models also available epoxy potted in a black powder paint - drawn steel housing. Potted models mount with 1/4" - 20 hardware (included). • Tolerance of 15% on both inductance and resistance. • Inductances measured at rated D.C. current. • Minimum 8" long leads. • Units will exhibit less inductance at slightly higher currents or more at lower currents. • Perfect for high voltage power supply filtering, case matches power transformers and tube audio output transformers. • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation. • Operating temperature range is -40C to 85C. • Proper Henry testing requires an LCR meter in junction with a 25A power supply that does allow for DC bias as well a higher applied AC drive voltage to meet the test specifications.

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: • Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. • World wide applications, 50 or 60Hz. operation, step up (115VAC to 230VAC). • Input is circuit breaker protected. • Hi-pot tested to 2 KV RMS. • Input is a standard 3-wire, grounded plug (can also be used with adaptors for proper grounding). • Input is connected to a 5 foot cord and standard grounded North American plug (NEMA 5-15P). • Output - Due to U.L. changes in 2007 - New production with the European (Shuko) parts would no longer by U.L. listed. Therefore, Hammond replaced this output receptacle with a one foot long "pig tail" cord with a standard North • American 3-wire, 250V receptacle (NEMA 6-15R) for any production after the first part of 2008. • 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: • 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: 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.

Product Features: • Primary 240VAC, 50/60 Hz., Secondary 240VAC. • 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 (240VAC to 240VAC). • 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 6-15P). • Output (Secondary) connected to a standard - 3 wire grounded duplex receptacle (NEMA 6-15R). • 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: • 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: • Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. • World wide applications, 50 or 60 Hz. operation, step down (230VAC to 115VAC). • Input is circuit breaker protected. • Hi-pot tested to 2 KV RMS. • Input is a standard 250V North American, 3-wire, grounded plug (can also be used with adaptors for proper grounding). • Input on "-NA" version - connected to a 5 foot cord and grounded North American 250V plug (NEMA 6-15P). • Output connected to a one foot long "pig tail" cord with standard North American 115V - 3 wire grounded receptacle (NEMA 5-15 R). • 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 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 115VAC, 50/60 Hz., Secondary 115VAC. • Provides complete circuit isolation. • Electrostatic shield between primary and secondary to greatly attenuate • surges and noise. • Hi-pot tested to 2 KV RMS. • Circuit breaker in primary. • Standard 3-wire, grounded plug and receptacle. • Input (Primary) connected to 5 foot long cord and standard North American plug (NEMA 5-15P). • Output (Secondary) connected to a foot long "pig tail" cord, 3-wire, standard North American 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: • 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: • Single winding, does not provide isolation, for use where equipment is already isolated and only voltage changed is required. • Flexible world wide applications, 50 or 60 Hz. operation, step down (230VAC to 115VAC) or step up (115VAC to 230VAC). • Connections by flexible leads, 8" minimum length. • Models 170A, 170B, 170C and 170D are CSA certified (209651). • Remember - These units do NOT convert line frequency.

Product Features: • Primary 115VAC, 60 Hz., Secondary 115VAC. • Electrostatic shield between primary and secondary. • Connection by flexible leads, 8" minimum length. • Perfect for circuit isolation or "Classic" bias power supply. • CSA certified (209651).

Product Features: • Primary 115VAC, 60 Hz. • Secondary taps @ 90, 100, 110, 115, 120 and 130 VAC. • Electrostatic shield between primary and secondary. • Connection by flexible leads, 8" minimum length. • Perfect for critical line voltage needs (examples: Older "Classic" tube equipment or Japanese 100V equipment). • CSA certified (#LR3902) - except 169J. • Remember - These units do NOT convert line frequency.

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, 115VAC input. • Output taps @ 85, 95, 105, 110, 115 and 125VAC. • Ideal for manual line voltage adjustment for electronic equipment or small appliance operation. • Models 168B, 168C and 168D are CSA certified (209651). • Connection by flexible leads, 8" minimum length. • Remember - These units do NOT convert line frequency.