PO Box 716, Amherst, NH 03031-0716
	Capacitors for High Voltage Applications Updated  06/24/09

         

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High Voltage Ceramic Capacitors

.001 mfd 20 kv in Air with Axial Leads, 0.95” OD x 0.42”, Disk Shaped. Quantity   .001M/20KVA ..............$19.95 10-24@ $17.95ea.   25-49@ $15.95ea.   50-99@ $14.95ea.   100+@ $13.95ea.

.001 mfd 30 kv in Air with Axial Leads, 1.575” OD x 1.13”, Disk Shaped. This capacitor is much larger that the 20 kv unit. Quantity   .001M/30KVA ..............$29.95 10-24@ $26.95ea.   25-49@ $25.95ea.   50-99@ $24.95ea.   100+@ $23.95ea.

.001 mfd 40 kv in Air with Radial Leads, 1” OD x 5/8” Quantity   .001M/40KVA ..............$12.95 10-24@ $11.95ea.   25-49@ $10.95ea.   50-99@ $9.95ea.   100+@ $8.95ea.

Dual .0033 mfd 30 kv capacitors are internally connected for a voltage doubler circuit capable of 50 to 60 kv at up to 50 ma. Capacitor is potted and has three solderable connections for the mating diodes and external connections. Comes with axial leads or threaded inserts for 6-32 screws. 2.5" x 2" x 1.375". .003M/30KVD ..............$74.95

High Voltage Stacked Ceramic Capacitors

STACKA - 12 stages 300 pfd at 12 kv 2.7” x .4”..............$24.95 STACKB - 12 stages 350 pfd at 12 kv 2.2” x .4”................POR STACKC - 12 stages 300 pfd at 10 kv 1.8” x .34”..............POR STACKD - 12 stages 300 pfd at 10 kv 1.9” x .4” ...............POR Contact us for further volume discounts.

Low Cost High Voltage Ceramic Capacitors

These low cost ceramic capacitors are rated for 30 kv when operated under oil or encapsulated. They have radial leads spaced at .7” and can be operated at half their rated voltage in open air. 500 pfd at 30 kv .5” OD x .4 Disk with Radial Leads. Quantity   500P/30KV - $2.95 10-49@ $2.45ea.   50-99@ $1.95ea.   100-499@ $1.45ea.   500-999@ $1.25ea.   1000+@ $.95ea. Contact us for further volume discounts.

5500pfd 15000 vdc heavy duty ceramic capacitors with radial leads. Excellent for higher powered high voltage power supplys and multipliers. Disk capacitor is 1.1” d x .4” l with .8” lead spacing. 5500P/15KVDC.............................................$6.50

	Quantity	.001mfd at 20Kv, .5 x .37", with .5" lead spacing, +80-20% .001M/20KV..............$2.95 25-99 @ $2.25ea.  100-249 @ $1.95ea.  250-499 @ $1.50ea.  500-999 @ $1.20ea.  1000+ @ $.75ea.

Quantity

500pfd at 10Kv, .35 x .25", with .45 lead spacing, +80-20% 500P/10KV - Ceramic Capacitor..............$1.50   25+.....$.75

Quantity

270pfd at 3Kv, .3 X .25", with .5" lead spacing, +80-20% 270P/3KV..............$.75   25+.....$.50

Contact us for further volume discounts.

Photo Flash Capacitors

	800mfd, 360Volts, 44Joules, 1.2 x 1.65", with solder lugs Quantity   800M/360V - Photo Flash Capacitor .$13.95 Purchase of 2 or more will include our EML3 Coil Gun Plans 10-24 @ $10.95ea.  25-49 @ $9.95ea.  50+ @ $8.95ea.
	1500mfd, 360Volts, 98Joules, 1.4 x 3", with solder lugs Quantity   1500M/360V - Photo Flash Capacitor .$19.95 10-24 @ $15.95ea.  25-49 @ $14.95ea.  50+ @ $13.95ea.

Contact us for volume discounts.

High Energy Storage Electrolytic Capacitors

6000mfd 250 volt - 200 joules in a cylinder 3” in diameter x 6” in length. With screw terminals. 6000M/250V - Electrolytic Capacitor ..............$34.95

3300mfd 450 volt - 335 Joules in a 3 x 6 can with high current screw terminations and 7/16” bottom mounting stud. Quantity   3300M/450V - Electrolytic Capacitor made by ITELCON..............$44.95 10+ @ $39.95 ea. Quantity   3300M/450V - Electrolytic Capacitor made by Epcos...................$44.95 10+ @ $39.95 ea.

4700mfd 450 volt - 475 Joules in a 3 x 6 can with high current screw terminations and 7/16” bottom mounting stud. Epcos brand new and unused. 4700M/450V - Electrolytic Capacitor..............$49.95

6300mfd 400 volt - 500 Joules in a 3 x 6” can with high current screw terminations. Cornel Dubilier brand new and unused. 10 of these connected in parallel produce 5000 Joules...good for a portable rail or coil gun. Quantity   6300M/400V - Electrolytic Capacitor ..............$44.95 10+ @ $34.95 ea.  25+ @ $24.95 ea.

12000mfd 400 volt - 960 Joules in a 3 x 9" can made by Epcos. High current terminations and easily combined for higher energies. Excellent for magnetizers, kinetic weapons etc. Quantity   12000M/400V - Electrolytic Capacitor ..............$54.95 10+ @ $49.95 ea.  25+ @ $39.95 ea.

Tesla Coil Capacitors

Stock values:

	.005mfd at 10KVAC, 1-3/8" x 4-1/4" cylindrical .005M/10KVAC - Tesla Coil Capacitor..............$59.95
	.02mfd at 10KVAC 2 3/8" x 7 ½" cylindrical .02M/10KVAC - Tesla Coil Capacitor..............$229.95 .05mfd at 18KVAC 6 5/8" x 14 ½" cylindrical .05M/18KVAC - Tesla Coil Capacitor..............$559.95 .1mfd at 20KVAC 6 5/8" x 22" cylindrical .1M/20KVAC - Tesla Coil Capacitor.................$749.95

Specialized Low Inductance Capacitors
for Ultra High Current Discharges

Ultra Low Inductance Capacitor All new low ultra inductance high voltage specialized capacitors for EMP, Marx generators, voltage multipliers and other high voltage ultrafast discharge applications. Capacitors are cylindrically shaped and have 3/8” brass studs for connections to flat bar or other heavy conductors. Dimensions are 4 inches in diameter x 2 1/2” in length 1M/5KVLOL - 1mfd @ 5kv 10 nh Capacitor ..........$119.95

.08 mfd 100 kv, 25 Kilo-amps, <20nano-henries. Capacitor measures 2.3" x 5.9" x 12.8" weighing only 7.5 pounds. A real beauty!! .08M/100KV - New and Unused Maxwell/GA..............$990.00

.04mfd 50Kv, 20 kilo amp, 8 x 5 1/2 x 2 1/2" .04M/50KV - Low Inductance Capacitor..............$POR

Scyllac Type 1.3 Microfarad 100,000 Volt Energy Storage Capacitor Here is the holy grail of high energy fast discharge capacitors. These large units are the dream components of many high voltage, high energy experimenters. Capacitor is rated 1.3 mfd at 100,000 volts at a 60,000 amp discharge capability. Ultra low inductance is excellent for shock pulsers, wire exploding, EMP generation, neutron generation, etc.. These capacitors are used but are guaranteed to output between 80 and 90% of their original ratings. Units measure 14”L x 11”W x 25”H and weigh 220 pounds with ground ring terminations. Capacitors are strapped on pallets for shipping by truck. The original cost of these unit are $6700.00. 1.3M/100KV - Storage Capacitor.............$995.00 + Shipping Charges Call to order and specify any special shipping instructions. Individual purchase requires our signed  Hazardous Equipment Affidavit available by fax or download from our web site.

Oil Filled Energy Storage Capacitors

10 mfd, 2000 volt, 20 Joules conservatively rated general purpose oil filled capacitor 7.5” x 4.5 x 2.75” including insulators. Excellent for moderately fast energy discharge. All new and unused with screw terminals. Easily connected in series, parallel or both for many high energy combinations. Brand new and unused with non pcb fill. Manufactured by NWL. 10M/2KV - Storage Capacitor........................................$49.95

900 mfd, 1100 volt, 545 Joules Excellent for those experimenting with rail, coil guns and other kinetic devices. Unit measures 6.5 x 6.5 x 6" h with high current screw terminations. These non polarized units can easily be combined in series parallel combinations for many specific applications. 900M/1100V - Energy Storage Capacitor..............$149.95

32 mfd, 4500 Volt Energy Storage Capacitor Brand new and unused metal case capacitors are intended for use in many of our projects. Excellent for coil guns, wire exploding, can crushing, magnetizing and plasma generation. Conservatively rated at 4500 volts with a current rating of over 4000 amps on single event discharges. Connect three in parallel for 1000 joules at over 12000 amps discharge current. Rectangular size 10" x 4 ½" x 3 ½" with an energy storage density of >2 joules/cubic inch. 32M/4500V - Storage Capacitor..............$199.95

13500 mfd, 1300 Volt, 11500 Joule Oil-Filled Energy Storage Capacitor Here is the "holy grail" answer to the high energy enthusiast experimenting with electro-kinetic rail guns, coil guns, high energy discharges, magnetizers, etc. Capacitors are un-used in their original packing. Size is 28" x 13-½" x 6-Ύ" and weight is 90 pounds. Capacitors have dual terminals for low inductance or convenient series and paralleling. Ten of these connected in parallel will produce 115,000 joules. May be connected in series for augmented rails, parallel for standard configurations, or used individually for segmented rail systems. These are NWL WA2840 models used by the military for electro-kinetic mortar systems, costing over $2300 each new. Note these units are only available to qualified personnel. 13500M/1300V - Energy Storage ...............$350.00 (Please call us at 800-221-1705 for volume discounts.) 4060 mfd, 2200 Volt, 9825 Joule Energy Storage Capacitor For above applications but higher in voltage. Internal resistance is 0.34 ohms, single event current > 6000 amps, 54nh parasitic inductance. Capacitors have dual terminals for low inductance or convenient series and paralleling. Capacitors measure 28" x 13.5" x 6.5" and weigh 90 pounds. Brand new in original packing a real beauty for electro-kinetic applications. 4060M/2200V - Energy Storage .................$450.00 (Please call us at 800-221-1705 for volume discounts.) View/Download Full Spec Sheet

Capacitors for High Power Multipliers

Physically Stackable Capacitors are intended for easy assembly of multipliers. .007mfd 20Kvdc, 4-3/4 x 2-1/4 x 1-7/8" .007M/20KV..............$CALL

High Voltage Rectifiers

High Energy Low Inductance Pulse Capacitors For EMP, exploding wires, inertial confinement fusion experiments, plasma focus neutron sources, shock physics, high power gas discharge lasers, metal forming, seismic simulation, Marx generators, shock explosive substitution, linear accelerators.	High Voltage Direct Current Capacitors For high voltage filtering, voltage multiplier circuits for Cockcroft Walton generators.
High Voltage High Frequency Capacitors For Tesla high frequency generators and other RF generators.	High Energy Storage Capacitors Electro-kinetic devices, rail guns, flashlamps, ultra high magnetization, metal forming, spot welding, rock mining.

High Voltage Engineering Design Services	High Voltage Design for Research, Trade, Education and Demonstration
We can design or assist in development of high voltage, high current power supplies, pulse conditioning, high energy, EMP, Marx generators, Tesla coils, voltage multipliers, rail and electrokinetic guns, etc. Our facilities are also available for designing and building action displays for museums and electrical demonstrations.
We Will Buy Your Used or Surplus High Voltage Equipment We are constantly evaluating and purchasing used and surplus high voltage devices and components.
You may contact us or Call: 1-603-673-6493 or Fax: 1-603-672-5406.
Offshore Manufacturing

PO Box 716, Amherst, NH 03031-0716