100+ Free SC Low Voltage Practice Questions
Pass your South Carolina Low Voltage Contractor exam on the first try — instant access, no signup required.
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Key Facts: SC Low Voltage Exam
70%
Passing Score
SC Boards
2020 NEC
Code Edition
SC State
SLED
Burglar Alarm Oversight
SC LLR
100 Q
Practice Questions
OpenExamPrep
South Carolina uses multiple boards: LLR/SLED for burglar alarm, Contractors' Licensing Board for fire alarm and specialty work, each with separate requirements.
About the SC Low Voltage Exam
The South Carolina low voltage contractor exam covers burglar alarm, fire alarm, and specialty contractor licensing. Topics include NEC codes, NFPA 72, security systems, structured cabling, and SC state regulations.
Questions
100 scored questions
Time Limit
2 hours
Passing Score
70%
Exam Fee
Varies (SC LLR / SLED / Contractors' Licensing Board)
SC Low Voltage Exam Content Outline
SC State Regulations
LLR/SLED burglar alarm, Contractors' Board specialty, permits, bonding, insurance
NEC Codes & Standards
NEC Articles 725, 760, 770, 800, circuit classifications, cable types
Systems & Technology
Fire alarm, security, access control, structured cabling, IP systems
Installation Practices
Wiring methods, terminations, firestopping, cable management
Safety & Testing
OSHA safety, cable certification, NFPA 72 testing, surge protection
How to Pass the SC Low Voltage Exam
What You Need to Know
- Passing score: 70%
- Exam length: 100 questions
- Time limit: 2 hours
- Exam fee: Varies
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
SC Low Voltage Study Tips from Top Performers
Frequently Asked Questions
What SC licenses are needed for low voltage work?
SC has separate licensing: burglar alarm through LLR/SLED, and fire alarm/specialty work through the Contractors' Licensing Board. Each has its own requirements.
Can a burglar alarm license holder install fire alarms?
No, these are separate licenses. Fire alarm installation requires its own contractor license through the SC Contractors' Licensing Board.
What does SLED require for burglar alarm licensing?
SLED requires a background check, completed application, proof of qualifications, and ongoing compliance for burglar alarm business licensing.
What bonding is required?
The SC Contractors' Licensing Board requires a surety bond for specialty contractor licenses as consumer protection.