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

Power Conditioner
Regulation -Isolator-Conditioner
125 V, 250 V & 125/250V
Voltage Stabilizer
<> Voltage Regulator / CVT / Stabilizer
<> Precision Variac Voltage Regulator
 Voltage Variable Transformer <> * Variac *
<> Stepper Feedback Variac Voltage Regulator
<> Isolation Transformer
<> Rotary Converter
<> Frequency Converter

Power Line Isolation System
<> Isolation Transformer Conditioner
<> Filter Isolator

Industrial  AC Protection System
High Performance hybrid Surge Suppressor-Filter   and Lightning Arrester Protective System
AC Power (U. S.) heavy duty suppressor & filter models
Twist-Protect systems for Twist Lock Industrial connector
Wire-in AC Power configurations; 120 V; 250 V; 3-Phase
Extreme Duty Suppressor System for motor controller
High Current filter-suppressor for copiers & industrial
International AC Power Protection System designed to your requirements
AC Power Line Interrupter for Single-, 2- & 3-Phase
Pneumatic AC Power Interrupter for Air Pressure, Vacuum, Differential

AC Power Interrupter - - Manual Reset <> Self Reset

Pneumatic AC Power Interrupter for Air Pressure, Vacuum, Differential

Modem & Phone Line Protection

Modem Filter-Suppressor <> Phone Line Filter-Suppressor
High Speed Modem <> DSL Lines
<> Phone System <> New ! Cable Modem

Down Load Speed Up <> Modem reception enhancement

Multiple Modem & Line Protection Products
Rack Mount System
Din Rail Protection Configurations

Dual Power / Modem Protector

Network / Controller / Data Line

Suppressor <> Protection <> Interference Control
Systems for Sensor <> Signal Conditioning <> Automation
100 Base-T <> 10 Base-T <> Ethernet
RS-232 <> RS-422 <> RS-485 <> RS-530

Dual Network / Power Protector

Multiple Network, Data & Controller Protection
Rack Mount System
Din Rail Network / Controller Protector

Pneumatic Interrupter <> Pressure / Vacuum Switches

Video & Cable Modem Protection

Camera <> Monitor <> Video Amplifier
Satellite <> Cable <> Surveillance
New !! Cable Modem Down-Load Speed-up & Protection
New !! Cable Isolator Ground Loop/Video Bar eliminator

Multiple Channel Video Protection

Surveillance Protector - - Video <> Monitor <> AC Power

Automation Protection - - Process Control <> Instrumentation <> Automation

Power Transformer

Regulator Transformer <> CVT Transformer <> Hi-Current Transformer
Isolation Transformer <> Auto-Transformer

View Custom Transformer Designs

New ! !   Voltage Variable Transformer <> * Variac *
Stepper Feedback Variac Voltage Regulator <> Hi-Current Transformer

Surplus Transformer sometimes Available

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

Hi-Current Ammeter

Application Guide

Cross reference <> Application Engineering  <> Solutions for your equipment problems

Application Notes

Filter-Isolator <> Voltage Regulator <> Isolation Transformer
Ground Loops <> Variac <> AC Power Conditioners
Variable Transformers <> Variac Voltage Regulators <> Satellite Power Supply

Electronic Specialists Protective Product Index
Complete Index <> Related Subjects <> Application Notes

View Site Map
Road Map to Complete Hi-Tech Equipment Protection

About Electronic Specialists
History <> Mission

Frequently Asked Questions - (FAQ)

Why Should I use High Performance Protection ?
Brown-Outs <> Spikes / Surges <> Regulator comparisons
Radio Frequency Interference (RFI) <> Electrical Interference <> Equipment Interaction
Why Should I Buy Electronic Specialists Protective Products ?
Application Notes

Latest Press Releases

1. Pneumatic Interrupter
2. Bonding, Modem Doubler, Dual Modem & Shotgun Modem
Interference Control, transfer Speed-up and Protective System
3. Cable Modem Protection System
4. Extreme Duty Protection for larger motors and equipment
5. Protect High Speed 56K   Modems
6. Extend UPS operation Deep into Brown Out Zone

Check out our Monthly Sale Specials

 FREE Stuff & Good Deals for Techies - - Check 'em out

See What Everyone Knows ! !
or should know about Protection and Interference Control
for Modem, Phone, Data Line, Automation, Networks and AC Power

UNUSUAL INTERFERENCE OR PROTECTION PROBLEM ?

CONTACT US....
We probably have encountered (& solved) similar problems.
Often we can have a corrective product on the way to you in 24 hours

Custom Engineering Designs - OUR SPECIALTY

Electronic Specialists, Inc. 75 Middlesex Avenue, Natick, Mass 01760
FAX 1-508-653-0268 <> Toll Free 1-800-225-4876 <> PHONE 1-508-655-1532 <> e-mail