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Mason R. Hayes: Amazon KDP author data
As of Nov 6, 2026, Mason R. Hayes has 8 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #1), mostly in Maintenance & Repair, Heating, Ventilation & Air Conditioning, Graphics & Design.
| Median price | $12.99 |
|---|---|
| Price range (middle 50%) | $12.99 – $17.99 |
| Median reviews | 57 |
| Total reviews | 425 |
| New books (30 days) | 1 |
| Breakout books (30 days) | 0 |
What stands out
- 50% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $12.99, 73% above the median of their main category, Maintenance & Repair.
Mason R. Hayes's best-ranked books
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Electrical Engineering Fundamentals: A Clear and Practical Introduction to Core Concepts with Visual Explanations and Real-World Applications
by Mason R. Hayes
- Price$9.99
- Rating4.6
- Reviews151
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Electrical Engineering Fundamentals: A Clear and Practical Introduction to Core Concepts with Visual Explanations and Real-World Applications | No Prior Engineering Background Required
by Mason R. Hayes
- Price$22.99
- Rating4.6
- Reviews151
-
HVAC for Beginners: A Practical Guide for Homeowners to Understand Systems, Handle Basic Maintenance, Troubleshoot Common Problems, and Avoid Costly Repair Mistakes
by Mason R. Hayes
- Price$12.99
- Rating4.6
- Reviews57
-
HVAC Training Manual for Beginners: Prevention and Diagnosis with the Symptom-First Method | Maintenance, Meter Readings, and Repair Quotes for Apprentices, Service Techs, and Homeowners
by Mason R. Hayes
- Price$22.99
- Rating4.6
- Reviews57
-
The Only Electrical Engineering Guide You’ll Ever Need: A Complete & Practical Guide Made Easy to Learn How Electricity Really Works. Become the Electrical Master with Real-World Skills, Like a Pro!
by Mason R. Hayes
- Price-
- Rating3.9
- Reviews8
-
Fondamenti di Elettrotecnica: Guida completa e pratica per comprendere e applicare i fondamenti, i circuiti e i componenti dell’elettrotecnica in modo chiaro, sicuro e concreto (Italian Edition)
by Mason R. Hayes
- Price$12.99
- Rating5.0
- Reviews1
-
Elektrotechnik einfach erklärt: Ein vollständiger, praxisnaher Leitfaden, um Elektrotechnik verständlich zu lernen und sicher in der Praxis anzuwenden (German Edition)
by Mason R. Hayes
- Price$12.99
- Reviews-
-
Les Bases de l’Électrotechnique: Guide complet et pratique pour comprendre et maîtriser les principes, les circuits et les composants de l’électrotechnique de manière claire et sûre (French Edition)
by Mason R. Hayes
- Price$12.99
- Reviews-
Main categories
FAQ
How many books does Mason R. Hayes have on Amazon?
KDPTop tracks 8 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Mason R. Hayes publish in?
Their books chart most often in Maintenance & Repair, Heating, Ventilation & Air Conditioning, Graphics & Design.
How does Mason R. Hayes price their books?
The median price is $12.99; half of the books cost $12.99–$17.99.
Has Mason R. Hayes released new books recently?
1 new book in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.