Stay up-to-code and organized with the 2014 NFPA 70®: National Electrical Code® Looseleaf from NFPA®.
The 2014 NEC® covers the latest requirements on electrical wiring and equipment installation issues, including minimum provisions for the use of connections, voltage markings, conductors, and cables. Chapters address specific circumstances surrounding special occupancies and industrial equipment and machines. It also contains specific details on the safe installation and use of communications and signaling conductors.
Choose the 2014 NEC Looseleaf, with a durable 5-ring binder that makes it easy to add job-specific materials or remove or reorganize information.
The performance-boosting NEC Looseleaf lets you insert all the extra technical information and other data you need on an electrical project within relevant sections of the 2014 National Electrical Code. This Code edition includes major changes such as:
- Expanded AFCI and GFCI protection in homes
- Continued emphasis on making installations safe for electrical workers
- Coverage of new methods to distribute low voltage power
- New approaches toward ensuring safety of photovoltaic (PV) electric systems
- Changes to the long-standing voltage thresholds used in the Code
- Plus hundreds of others that allow for the safe implementation of the latest in electrical system and equipment technology.
Four all-new Articles in the 2014 NEC address growing technologies:
- Low Voltage Direct Current Distribution Systems (Article 393)
- Modular Data Centers (Article 646)
- Fire Resistive Cable Systems (Article 728)
- Energy Management Systems (Article 750)
Order your 2014 NEC Looseleaf today and customize your Code for every electrical project.
NFPA 70: National Electrical Code is the nation's singular code for safe electrical installation, and the 2014 NEC Looseleaf is the right choice for busy electrical professionals who need job information at their fingertips. (Looseleaf, 910 pp., 2014)
Interested in other editions of the NEC Looseleaf? Use the drop down menu above to select the edition year you need.
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Upon purchase of an NFPA eBook or PDF, you will be prompted with instructions for downloading and accessing.
Boost your referencing power with NFPA®'s best-selling NEC® Tabs for the 2017 edition of your NEC Code or NEC Handbook.
Invest in this easy way to save time on every electrical job. Self-adhesive NEC Tabs affix to the 2017 edition of the NFPA 70®: National Electrical Code® or NEC Handbook, so you can flip open your book to the latest electrical safety information.
NEC Tabs highlight electrical topics by Code article and name including:
- 210 Branch Circuits
- 8 GFCI Protection
- 12 AFCI Protection
- 215 Feeders
- 220 Calculations
- 240 Overcurrent Protection
- 250 Grounding and Bonding
- 310 Conductors
- 404 Switches
- 408 Panelboards
- 422 Appliances
- 430 Motors
- 500 Hazardous Locations
- 517 Health Care Facilities
- 706 Energy Storage Systems
- 760 Fire Alarm Systems
- Plus 4 blank Tabs you can customize!
Maximize time at work with NEC Tabs!
Discover why thousands of electrical professionals won't work without self-adhesive NEC Tabs. (For use with the 2017 NEC Softbound, Looseleaf, Spiralbound, and the hardbound NEC Handbook; Set of 96)
All-new NEC® Reference Cards provide fast and easy access to the most essential NEC tables for electrical contractors and installers.
Keep installations right on the money with 13 frequently referenced NEC tables printed on durable waterproof NEC Reference Cards. Based on the 2017 edition of NFPA 70®: National Electrical Code®, double-sided Reference Cards are lightweight and compact enough to fit into a pocket. They also easily attach to your belt or toolbox using the 1" ring-clip (included). Carry all the cards or just those you need on a particular job.
Save time and improve accuracy with handy access to the NEC tables that contractors and installers reference most often in the field:
- TABLE 250.66 Grounding Electrode Conductor for Alternating-Current Systems
- TABLE 250.102(C)(1) Grounded Conductor, Main Bonding Jumper, System Bonding Jumper, and Supply-Side Bonding Jumper for Alternating-Current Systems
- TABLE 250.122 Minimum Size Equipment Grounding Conductors for Grounding Raceway and Equipment
- TABLE 300.5 Minimum Cover Requirements, 0 to 1000 Volts, Nominal, Burial in Millimeters (Inches)
- TABLE 310.15(B)(2)(a) Ambient Temperature Correction Factors Based on 30°C (86°F)
- TABLE 310.15(B)(7) Conductor Sizes for 3-Wire, Single-Phase Dwelling Services and Feeders.
- TABLE 310.15(B)(16) (formerly Table 310.16) Allowable Ampacities of Insulated Conductors Rated Up to and Including 2000 Volts, 60°C Through 90°C (140°F Through 194°F), Not More Than Three Current-Carrying Conductors in Raceway, Cable, or Earth (Directly Buried), Based on Ambient Temperature of 30°C (86°F)
- TABLE 314.16(A) Metal Boxes
- TABLE 430.52 Maximum Rating or Setting of Motor Branch-Circuit Short-Circuit and Ground-Fault Protective Devices
- TABLE 430.250 Full-Load Current, Three-Phase Alternating-Current Motors
- TABLE 450.3(B) Maximum Rating or Setting of Overcurrent Protection for Transformers 1000 Volts and Less (as a Percentage of Transformer-Rated Current) Summary of Branch Circuit Requirements
- CHAPTER 9, TABLE 4 Dimensions and Percent Area of Conduit and Tubing (Areas of Conduit or Tubing for the Combinations of Wires Permitted in Table 1, Chapter 9)
- TABLE 5 Dimensions of Insulated Conductors and Fixture Wires Summary of Tap Conductor Requirements
Includes 13 cards, 3.5" x 5.5" each, 2017
NFPA®'s Redline PDF contains both the current NFPA document and a Redline version of the document which shows changes from the previous edition marked in color. With the Redline you can quickly spot changed sections and tell specifically what has been changed from the previous edition, saving time and confusion.
- Changed sections are marked with a vertical rule.
- Deleted material is shown in red strikethrough type.
- New material appears in blue underscored type.
Sample (NEC® 2014)
411.2411.3 Definition. Low-Voltage Lighting Systems.
(A) General. Lighting Ssystems Ooperating at 30 Volts- volts or Less. A lighting system consisting less shall consist of an isolating power supply, the low-voltage luminaires, and associated equipment that are all identified for the use. The output circuits of the power supply are shall be rated for not more than 25 amperes and operate at 30 volts (42.4 volts peak) or lessmaximum under all load conditions.
(B) Class 2. Listed Class 2 lighting equipment shall be rated in conformance with Chapter 9, Table 11(A) or Table 11(B).
411.3411.4 Listing Required. Lighting systems operating at 30 volts or less shall comply with 411.3(A)411.4(A) or
411.3(B).411.4(B). Class 2 power sources and lighting equipment connected to Class 2 power sources shall be llisted.