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Since 1972
Protection Doesn't Cost ... It Pays ! . .. Ancient Abyssinian Proverb

SITE MAP
Road Map to Professional Protection for Your Hi Tech Equipment
Network Suppressors Video Protectors Internet AC Power Filters Modems Surveillance Video
Ferroresonant Voltage Regulators Precision Variac Voltage Regulation
Voltage Converters Rotary Converters

Home Page <> Site information <> Directory

We now offer NEMA plugs and sockets

Product Listing <> Engineering <> Description <> Application
Application Guide <> Usage list <> Cross Reference

Power Conditioners <> Clean up Dirty Street Power <> Surge / Spike Suppressor
Voltage Regulators-Ferroresonant (CVT) <> Eliminate .........
disruptive AC Power / Voltage variations
dirty Street Power
Ground electrical  noise
Ground Loops
Free Voltage Regulator Tutorial
Variac Precision Voltage Regulators <> Precision Voltage Control...
Industrial Processes
Chemical Process Batch temperature control
Controlled Laboratory Experiments

Stepper Feedback Variac Voltage Regulators

Isolation Transformers Systems <> Isolate equipment from .......
dirty Street Power
Ground electrical  noise
Ground Loops

Voltage Converters / Regulators <>Tap Changer Regulators
Convert 110 V. to 220 with Voltage Regulation
Convert 200-220-240 V to 110 V w/V Regulation
Internal Hi-Performance Surge Suppression
Universal Adapter Socket Strip

Universal AC Power Plug-Socket Adapter


Rotary Converters <> Generate 3-Phase Power from Single Phase

Frequency Converters <> 50 Hz > 60 Hz; 60 Hz > 50 Hz; 50/60 Hz to 400 Hz
Low Power; Solid State
to 5,000 Volt Amp

Frequency Converters <> 50 Hz > 60 Hz; 60 Hz > 50 Hz; 50/60 Hz to 400 Hz
High Power; Solid State & Rotary (Motor-Generator)
to 500,000 Volt Amp


High Current Generators <> Generate 1500+ Amps into Short Circuit
Adjustable models available

Power Line Isolation Systems <> Choice of Isolation Systems
Filter Isolators Systems <> Patented Isolation System
Isolate interacting equipment
Isolate equipment from  Street Power pollution
Isolation Transformers Systems <> Isolate equipment from .......
dirty, polluted Street Power
Ground electrical  noise
Ground Loops

Free Tutorial <> Interference Causes and Cures

Adjustable AC Power Systems  <> Requested by Scientists & Engineers
Variable Regulated or Isolated Voltage
Variac (Voltage Variable Transformer)
Variac / 400 (400 Hz Variac)
Variac / Variable Transformer Tutorial

Variac Precision Voltage Regulators <> Precision Voltage Control ..
Industrial Processes
Chemical Process Batch temperature control
Controlled Laboratory Experiment

Stepper Feedback Variac Voltage Regulators


High Current Generators <> Generate 3,000 Amps into Short Circuit
Adjustable Models Available

AC Power Line (U.S.) Heavy Duty Protection  
Specifications & Applications
U.S. AC Power Filter-Suppressors <> 4 Grades - Extended Range
World Wide <> AC Power Connectors Available
AC Voltage Converters / Regulators
Twist Lock Filter-Suppressers <> 80 Models <> NEMA Twist Lock
NEMA 6-15 &6-20 Filter-Suppressors <> Filter Suppressors; 250 Volt, 15 & 20 Amp circuits
Hi-Current Filter-Suppressors  <> Copiers & Industrial
Wire-In Filter-Suppressors <> 4 Terminal Styles
Extreme Duty Equipment Suppressors
AC Power Interrupters <> 10 Exciting Models
Pneumatic Interrupters <> Pressure & Vacuum Switches

Rotary Converters <> Generate 3-Phase Power

Frequency Converters <> 50 Hz > 60 Hz; 60 Hz > 50 Hz; 50/60 Hz to 400 Hz

Variac / 400 <> 400 Hz Adjustable Voltage Transformers <>  
Bench Top and Panel Mount <> Manual & Motorized Control

Multi-Frequency Variable Transformers <> 50, 60 & 400 Hz

Variac <> Adjustable Voltage Transformer <>  
Bench Top and Panel Mount <> Manual & Motorized Control
Stepper Feedback Variac Voltage Regulators
Free Variac / Variable Transformer Tutorial

AC Power Line Testers 
SureTest  <> helps you evaluate Power Line problems
Line Voltage & Load Voltage Drop under Load
Reversed Polarity Ground Integrity
Ground Noise Voltage Ground - Neutral Voltage
Harmonic Distortion  and More

High Current Ammeter <> Measure up to 1,000 Amps

Modem and Phone Line Protectors <> Protect Modem and Computer
Modem <> for Shotgun Modem Doubler, modem-bonding &  56 K
Modem <> Speed-up Downloads, control interference, system protection
"Cable Master" Modem isolation/protection <> Hi Speed Access
Multiple jack, Rack Mount & Special Phone line configurations
Din Rail Systems <> Rail mounted RJ-11 or Screw Terminals

Networks & Data Line Protection
100 Base-T; 10 Base-T
EtherNet; BNC connectors
RS-232, RS-422, RS-485, RS-530; RJ-11 / RJ-45 connectors
RS-232, RS-422, RS-485; DB-9 / DB-25 connectors
Wire-in, Multiple jack & Rack Mount Net Work configurations
Din Rail Systems <> Rail mounted Network Protection
Pneumatic Interrupters <> Pressure and Vacuum Switches

Automation, Instrumentation, Process Control  <> Broad Range Protection

Cable Modem & Video Protection <> Comprehensive Video  protectors
"Cable Master" Cable Modem protection  New !!
Cable Isolator <> Eliminate cable "hum bars" / Surge Isolator
Video Guard <> Video monitors protection
Multiple Circuit protection <> Rack mount or stand alone

Power Transformers - Transformer only ; No case; cord; sockets; filter/suppressor
Autotransformers <> Economical step-up or step-down
Voltage Regulator (CVT) Transformers <> Build your own Power
Ferroresonant Transformers <> Build your own Regulators
Isolation Transformers <> Basic power isolation
Variac - Adjustable Voltage Variable Transformer / Bench Top / Panel Mount
Variac / 400 / 400 Hz Adjustable Transformer / Bench Top & Panel Mount
High Current Generators <> Generate 1500+ Amps into Short Circuit
Adjustable Models Available
View Special Design Transformers <> See Design Capability
Surplus Transformers <> Surplus not always available

Voltage Converters .... Converter / Regulators .... Socket Adapters
Convert 110 Volts to 220 Volts
Convert 200 / 220 / 240 Volts to 110 Volts
Convert 100 Volts (Japan) to 110 Volts (USA)
Universal Adapter Socket Strip
Universal Adapter <> Single Socket to Plug

NEMA 5-15, 5-20, 6-15, 6-20, L5-15, L5-20, L6-15, L6-20 plugs and sockets

120 Volts to 208 Volts Voltage Converter/Regulator

120 Volts to 208 Volts Voltage Converter/Isolation Transformer

U.S. Voltage to U.S. Voltage Converter

Rotary Converters <> Generate 220 Volt 3-Phase Power from 220 Volts Single Phase

Frequency Converters <> 50 Hz > 60 Hz; 60 Hz > 50 Hz; 50/60 Hz to 400 Hz

Surveillance <> Protection for: Cameras, Monitors, Sequencers, Remotes

Application Notes
  Variac Voltage Regulators  
  Variac  
  AC Power Conditioners
  AC NEMA 5-15, 5-20, 6-15, 6-20 Plug/Socket Configurations
  AC NEMA Twist Lock L6-15, L6-20, L6-30 Plug/Socket Configurations
Isolation Transformers
Ground Loops
Filter-Isolators
Voltage Regulators  
Variable Transformers
Satellite Power Supply

Index <> Products; Application Notes; Specifications

Catalog Down Load <> Print out Product Catalog Sheets

Software <> 1,000's  of Titles; Technical, Web, Photography
  Utilities <> Boost PC Performance

Newsletter <> View a copy of our Latest Newsletter
Newsletter Archive <> Review Previous Issues

Press Release <> View our Latest published PR

Free Tutorial 
We reveal why your Hi Tech Stuff sometimes becomes downright unfriendly 
and what you can do about it
$1,200 Value ! !  FREE ! !

FREE Articles

FREE Offers <> Good Deals <> Interesting Stuff

Monthly Sales Flyer <> Bargains of the Month

Frequently Asked Questions (FAQ) <> Hot Technical information 

><><><   

FREE Tutorial
($1,200 Value)
Industrial Electronics - - - - - - - - - Friend or Foe ??
We reveal why your Hi Tech Stuff sometimes becomes downright unfriendly --
and what you can do about it
Discover How to Get Maximum Performance from Your System