Construction Trade Exam Research Area

(L-5) Limited Electrical Contractor
(Low Voltage)

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Connecticut Department of Consumer Protection
Occupational & Professional Licensing Division

450 Columbus Blvd, Suite 101
Hartford, CT  06103
(860) 713-6100
Licensing Site

Exam Administrator

PSI Licensure : Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267
Candidate Information Web Page

Exam Type


Exam Content

Subject Areas # of
Fire Systems 10
Security Systems 10
Audio and Sound 10
Video Systems 10
National Electric Code 5
Access Controls 5
General Electronic Knowledge 5
Safety 5

Total number of test questions: 60
Time allowed (minutes): 90
The state of Connecticut also requires that you take and pass a written Business Management exam for this trade.

Go to Business and Law Offering

Books Allowed in the Exam

1. National Electrical Code (NFPA-70), - OR - The National Electrical Code Handbook, 2011, 2014, or 2017, NFPA Buy at Amazon
2. NFPA 72: National Fire Alarm and Signaling Code, 2013 NFPA Buy at Amazon
3. Live Sound Reinforcement: A Comprehensive Guide to P.A. and Music Reinforcement Systems and Technology, 2005, Scott Hunter Stark. Buy at Amazon
4. Ugly's Electrical References, 2011 or 2014, George V. Hart. Buy at Amazon
5. Dr Watts Shirt Pocket Electrical Guide, 2014, Mark N. Sharpiro. Buy at Amazon
6. Data, Voice, and Video Cable Installation, 3rd Edition, Jim Hayes and Paul Rosenberg. Buy at Amazon
7. NTC Blue Book; Security System Design and Installation, 2009, NTC Buy at Amazon
Study materials are currently NOT available for this exam

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