How it works
Repair annual cost = repair divided by added life; replacement net annual cost = installed cost divided by life minus energy saving. Main result is repair annual cost minus replacement net annual cost.
Input definitions
- Repair cost
- Enter the value in the labeled unit.
- Expected years after repair
- Enter the value in the labeled unit.
- Replacement installed cost
- Enter the value in the labeled unit.
- Expected replacement life years
- Enter the value in the labeled unit.
- Annual energy saving from replacement
- Enter the value in the labeled unit.
A worked example
- Repair cost
- 450
- Expected years after repair
- 3
- Replacement installed cost
- 1400
- Expected replacement life years
- 10
- Annual energy saving from replacement
- 80
Assumptions & limits
Uses only the values entered and does not fetch live prices, fees, rates or eligibility rules. Verify quotes, contracts, measurements and local requirements before acting.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-20. Content checked against the stated method and examples. Our verification approach.
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Common questions
What does a positive result mean?
The entered replacement scenario has a lower annualised cost by that amount.
How does Appliance repair versus replace break-even calculate the result?
Repair annual cost = repair divided by added life; replacement net annual cost = installed cost divided by life minus energy saving. Main result is repair annual cost minus replacement net annual cost.
What should I check before using Appliance repair versus replace break-even?
Uses only the values entered and does not fetch live prices, fees, rates or eligibility rules. Verify quotes, contracts, measurements and local requirements before acting.