Question 1

How much does AC replacement cost in Pasadena?

Accepted Answer

AC replacement in Pasadena runs $2,100-$16,000 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.

Question 2

When should I replace my AC instead of repairing it?

Accepted Answer

Replace when any of these apply: the system is 10-15+ years old, repair costs exceed 50% of replacement, you've had 3+ repairs in the past year, energy bills are steadily climbing, or the unit uses R-22 refrigerant (phased out, expensive to service). A 14-year-old system with an $1,800 repair quote is a strong replacement candidate.

Question 3

What size AC unit do I need for my Pasadena home?

Accepted Answer

Pasadena cooling loads typically require 25-30 BTU per square foot due to climate demand — higher than the 20 BTU national average. A 2,000 sqft home often needs a 4-5 ton system. A Manual J load calculation from a licensed contractor provides accurate sizing based on your specific home and climate exposure.

Question 4

How long does AC replacement take?

Accepted Answer

Most Pasadena AC replacements complete in 4-8 hours for standard central systems reusing existing ducts. Full replacements with new ductwork or electrical upgrades can take 2-3 days. Same-day completion is standard for most contractors when all parts and equipment arrive on schedule.

Question 5

Are there rebates or tax credits for AC replacement in Texas?

Accepted Answer

Yes. Federal tax credits offer up to $2,000 for qualifying high-efficiency heat pumps (ENERGY STAR Most Efficient certification). Texas utility companies frequently offer rebates of $100-$1,500 for SEER2 15+ systems. Check the ENERGY STAR rebate finder and your local utility website for current programs.

Question 6

What's the best time of year to replace an AC in Pasadena?

Accepted Answer

Schedule replacement during shoulder seasons (March-April or October-November) when Pasadena contractors have more availability and often discount older inventory. Emergency replacements during peak heat can cost 10-20% more and face 1-2 week wait times for high-efficiency equipment.

Service	Low	Average	High
Central AC (3-ton, basic)	$5,500	$8,000	$11,000
Central AC (4-ton, mid-efficiency)	$7,500	$10,500	$14,000
Central AC (5-ton, high-efficiency)	$9,500	$12,500	$16,000
Full HVAC system (AC + furnace)	$11,590	$13,430	$14,100
Plus ductwork replacement If existing ducts are aged/leaking	$2,100	$3,000	$4,000
Repair cost threshold	50% rule: if repair > 50% of replacement, replace

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