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Castle Hill · Sydney, New South Wales · October 2026 figures

Best HVAC specialists in Castle Hill, NSW

The top-ranked HVAC specialists in Castle Hill are JayCab Electrical and Air Conditioning (5.0 from 182 reviews), MaXim Air Conditioning and Mechanical Services (4.9 from 230 reviews) and Air Elec (5.0 from 76 reviews). 12 are ranked here, in the order of the 768 on the Sydney list.

Ranked
12
Median rating
4.6
Reviews behind the list
2,137
Open Saturday
3 of 10

The ranked list

  1. Rank 1.

    JayCab Electrical and Air Conditioning

    Castle Hill · #19 in Sydney · Air conditioning contractor

    5.0 182 reviews Proven 4.90

    Opens early

    0449 604 337Website
  2. Rank 2.

    MaXim Air Conditioning and Mechanical Services

    Castle Hill · #63 in Sydney · Air conditioning contractor

    4.9 230 reviews Proven 4.83

    Open Saturday

    (02) 9157 5577Website
  3. Rank 3.

    Air Elec

    Castle Hill · #91 in Sydney · Air conditioning contractor

    5.0 76 reviews Proven 4.79

    Opens early

    (02) 8604 4084Website
  4. Rank 4.

    Network Air Conditioning

    Castle Hill · #113 in Sydney · Air conditioning contractor

    4.8 343 reviews Proven 4.76

    Open 24/7

    (02) 8998 1718Website
  5. Rank 5.

    Frost Air Conditioning Pty Ltd

    Castle Hill · #172 in Sydney · Air conditioning contractor

    4.7 1,125 reviews Proven 4.69

    (02) 9634 5999Website
  6. Rank 6.

    MyPlace NSW

    Castle Hill · #260 in Sydney · Air conditioning system supplier

    4.7 87 reviews Proven 4.57

    (02) 9030 0030Website
  7. Rank 7.

    Pelican Refrigeration and Air Conditioning Pty Ltd

    Castle Hill · #468 in Sydney · Air conditioning contractor

    4.5 42 reviews Proven 4.34

    (02) 9634 7411Website
  8. Rank 8.

    Wayelec Pty Ltd

    Castle Hill · #663 in Sydney · Air conditioning contractor

    4.2 24 reviews Proven 4.11

    Opens early

    (02) 9899 6647Website
  9. Rank 9.

    Brennan Air Conditioning Pty Ltd

    Castle Hill · #665 in Sydney · Air conditioning contractor

    4.3 11 reviews Proven 4.11

    Open SaturdayOpens early

    (02) 9894 6320Website
  10. Rank 10.

    ACTROL Castle Hill

    Castle Hill · #675 in Sydney · Air conditioning system supplier

    4.4 5 reviews Proven 4.08

    Opens early

    (02) 9407 6910Website
  11. Rank 11.

    Eastaway Services Pty Ltd

    Castle Hill · #693 in Sydney · Air conditioning contractor

    4.2 5 reviews Proven 4.04

    (02) 8831 9800Website
  12. Rank 12.

    Powerchill Air Conditioning

    Castle Hill · #735 in Sydney · Air conditioning contractor

    3.4 7 reviews Proven 3.84

    1300 610 363Website

HVAC Specialists in Castle Hill at a glance

  • 12 HVAC specialists in Castle Hill are ranked here, with 2,137 Google reviews between them and a median rating of 4.6.
  • 100% list a website and 100% a phone number on Google.
  • 3 of the 10 that list opening hours open on Saturday, and 1 on Sunday.
  • 1 lists round-the-clock hours, every day of the week: Network Air Conditioning.
  • Frost Air Conditioning Pty Ltd in Castle Hill has the most Google reviews (1,125), averaging 4.7.

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Questions

Who are the best HVAC specialists in Castle Hill?

The top-ranked HVAC specialists in Castle Hill are JayCab Electrical and Air Conditioning (5.0 from 182 reviews), MaXim Air Conditioning and Mechanical Services (4.9 from 230 reviews) and Air Elec (5.0 from 76 reviews). Each is ranked by proven rating, its Google rating weighted by the number of reviews behind it.

How many HVAC specialists are there in Castle Hill?

The Agentize Directory ranks 12 HVAC specialists in Castle Hill, each with a Google rating from at least five reviews. Their median rating is 4.6, from 2,137 reviews in all.

Which HVAC specialists in Castle Hill are open on weekends?

1 of the 10 that list hours on Google open on both Saturday and Sunday. The highest ranked of them are Network Air Conditioning.

Which HVAC specialists in Castle Hill are open 24 hours?

Network Air Conditioning list round-the-clock hours every day on Google. Call ahead to confirm.

Which HVAC specialist in Castle Hill has the most reviews?

Frost Air Conditioning Pty Ltd has the most Google reviews of any HVAC specialist ranked in Castle Hill: 1,125, averaging 4.7.

How is this list of HVAC specialists ranked?

Every list is ranked by proven rating: a business's Google rating weighted by the reviews behind it, so a perfect score from five reviews cannot outrank a near-perfect one from five hundred. No business pays to be listed or to move up. How the ranking works.

HVAC Specialists in other Sydney suburbs

All 768 HVAC specialists in Sydney

More in Castle Hill

Ratings and review counts are Google's, as listed in October 2026. Phone numbers, websites and opening hours are the ones each business lists on Google. No business pays to be listed or to move up, and none is verified or endorsed by Agentize. How the ranking works.