Free AMPP CP1 Tester Exam Prep
AMPP CP1 Cathodic Protection Tester
Pass your AMPP CP1 Tester exam without spending hundreds on expensive prep courses. Free study guides, practice questions, flashcards, and related exam resources.
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AMPP AMPP Certifications License: Complete Roadmap
Follow this path to maximize your chances of passing on the first try
Phase 1: Corrosion & Electrical FundamentalsYou are here
Ohm's law, Kirchhoff's laws, electrochemical cells, Faraday's law, CP theory, galvanic vs impressed current.
Phase 2: Instruments & Reference Electrodes
High-impedance voltmeters, clamp-on ammeters, shunts, CSE and Ag/AgCl references, interrupter timing.
Phase 3: Field Measurement & Surveys
Pipe-to-soil potential, instant-off, CIPS, DCVG, coupons, Wenner 4-pin resistivity, test station commissioning.
Phase 4: Standards & Safety
NACE SP0169, SP0286, SP0177, TM0497, electrical and AC safety, LOTO, ethics.
Can You Take the AMPP CP1 Tester Exam?
Check if you meet the basic eligibility requirements
- •Complete AMPP Ethics for the Corrosion Professional course (or equivalent)
- •Pass the CP1 Practical (hands-on) Exam at the end of the CP1 Course
- •Pass the CP1 Theory Exam (NACE-CP1-001) via CBT at Pearson VUE
- •Submit an approved CP1 Tester application
AMPP CP1 Tester Quick Facts
Time to Get Licensed
6-10 weeks for most candidates with the 5-day CP1 course
From start to license in hand
Retake Policy
Candidates who fail the theory exam may retest after 30 days (second attempt) and 120 days (third attempt). After three failures, the full course must be retaken.
Total Cost Breakdown
Free AMPP CP1 Tester Prep That Actually Works
The official pass rate is AMPP does not publish an official CP1 Theory exam pass rate.. Our students do better.
100 Practice Questions
CP1-style questions covering -850 mV criterion, references, rectifiers, CIPS/DCVG, and soil resistivity.
AI Tutor
Ask follow-up questions about instant-off technique, Faraday's law, stray current, and AC safety.
2026 Updated
Aligned to the November 2025 AMPP CP1 Exam Preparation Guide (100-question format, 3-hour time limit).
Free Access
Start CP1 prep before paying for the CP1 5-day course and $275 exam fee.
What You'll Study
10 chapters covering everything you need to pass
Chapter 1: Introduction & CP Exam Overview
5 sections
Chapter 2: Fundamentals of Electrochemistry & Corrosion Cells
5 sections
Chapter 3: Principles of Cathodic Protection
5 sections
Chapter 4: Electrical Circuit Analysis for CP
5 sections
Chapter 5: Reference Electrodes & Half-Cell Potentials
5 sections
Chapter 6: Field Measurement & Potential Criteria
5 sections
Chapter 7: Advanced Field Survey Techniques
5 sections
Chapter 8: Test Stations, Isolation & Stray Current
5 sections
Chapter 9: Industry Standards & Field Documentation
6 sections
Chapter 10: Electrical & Operational Safety for CP Personnel
6 sections
AMPP CP1 Tester Exam Details
AMPP CP1 Cathodic Protection Tester
Administered by AMPP
Exam Content Breakdown
Based on the official AMPP content outline
Pipe-to-soil potential, instant-off technique, IR drop, soil resistivity (Wenner 4-pin / ASTM G57), CIPS, DCVG, CP coupons, test station commissioning, current requirement tests.
Electrochemical cells, Ohm's law, Kirchhoff's laws, Faraday's law, CP theory (galvanic vs ICCP), polarization, native vs polarized potential, shielding, stray current basics.
High-impedance voltmeters, clamp-on ammeters, shunts, reference electrodes (Cu/CuSO4, Ag/AgCl, Zn), interrupters, pipe locators, calibration, storage, and spares.
NACE SP0169 and related CP standards, 100 mV shift criterion, documentation and reporting, regulatory awareness (DOT, EPA).
Rectifier electrical safety (NFPA 70E, LOTO), AC induction hazards near HVAC lines (NACE SP0177 15 V AC limit), confined-space and gas atmosphere hazards at test boxes, stop-work authority.
What's Included
10 Chapters
Complete exam coverage
Practice Quizzes
With detailed explanations
Free to Start
No credit card required
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What's Next After the AMPP CP1 Tester?
After passing the AMPP CP1 Tester, you can pursue these career paths
AMPP CP2 Technician
Advance to Cathodic Protection Technician for system operation, troubleshooting, and over-the-line surveys.
AMPP CP3 Technologist
Move into CP system design and data interpretation with the CP3 Technologist credential.
AMPP Corrosion Technician
Complement CP knowledge with a broader corrosion technician certification.
AMPP CP1 Tester Exam FAQ
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