Ontario Power Engineer Certification
Ontario uses the SOPEEC standard for power engineer certification. The 4th Class is the entry-level certificate in this jurisdiction; no 5th Class exists here.
✓ SOPEEC standard exam 🏪 Technical Standards and Safety Authority (TSSA)Exam format in Ontario
Ontario uses the SOPEEC 4th Class standard — the same format used across 12 Canadian provinces and territories.
| Parameter | SOPEEC 4th Class (4A / 4B) |
|---|---|
| Format | Multiple choice |
| Papers | 2 (4A / 4B) |
| Questions per paper | 100 |
| Duration per paper | 3 hours |
| Pass mark | 65% |
| Papers independent? | Yes — each paper must be passed separately |
Exam fees
Approximately $225–285 all-in per exam paper (TSSA fee + Prometric test-centre fee); fees rose 3.8% May 1, 2025.
Arena & pool operators
Ice rinks: Refrigeration Operator Class B is the arena/cold-storage ticket; plants over 22 kW register with TSSA.
Pools: Pools are regulated under O. Reg. 565 (public health), not TSSA; Lifesaving Society Pool Operator or CPO are the standard credentials.
Studying for your Ontario exam
Pay
Power engineers in Ontario earn a median of $57.00/hour, ranging from $33.37 to $87.00/hour, and pay rises with class — higher tickets certify you for larger, higher-pressure plants. Source: Government of Canada Job Bank (NOC 92100, 2023–2024); last verified 2026-06-15. Wages vary by region, employer, and shift.
See how Ontario compares across Canada on the power engineer salary page.
Ontario practice exams by class
Province-specific prep for the Ontario power engineering exams — each with the local regulator, fees, and a free 20-question sample.
4th Class Part A (4A) practice exam
584 questions · Ontario regulator, fees & a free sample.
4th Class Part B (4B) practice exam
778 questions · Ontario regulator, fees & a free sample.
3rd Class Part A practice exam
791 questions · Ontario regulator, fees & a free sample.
3rd Class Part B practice exam
808 questions · Ontario regulator, fees & a free sample.
2nd Class Part A practice exam
668 questions · Ontario regulator, fees & a free sample.
2nd Class Part B practice exam
733 questions · Ontario regulator, fees & a free sample.
Prepare with SteamTicket
SteamTicket is an adaptive study tool built for the SOPEEC power engineering exam standard. 5,443 original exam-style questions across 5th Class through 1st Class.
4th Class Part A
584 questions across 12 units. Elementary mechanics, thermodynamics, boiler systems, electrotechnology, and more.
Learn more4th Class Part B
778 questions across 12 units. Plant operations, maintenance, water treatment, HVAC, refrigeration, and more.
Learn moreAlso available: full 3rd, 2nd & 1st Class question banks — browse all 8 courses →
Start studying for your Ontario exam
5,300+ questions across 5th Class through 1st Class, adaptive SMART Quiz, and timed 100-question / 3-hour mock exams (5th–2nd Class). One-time purchase, lifetime access.