R454b 24000 btu

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R454B
HVAC system with indoor and outdoor units for concealed duct Slim Duct Air Conditioner by Cooper & Hunter
Cooper & Hunter

2 Zone 36,000 BTU Ducted Mini Split AC Concealed Duct 9k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$5,200.00
R454B
Mini-split air conditioning system with cooper & hunter ceiling cassette dual zone ductless design
Cooper & Hunter

2 Zone 36,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 12k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$5,337.00
R454B
Mini-split air conditioning system from Cooper & Hunter dual zone ductless ceiling cassette
Cooper & Hunter

2 Zone 36,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 9k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$5,240.00
R454B
Air conditioning system with concealed duct in Cooper & Hunter dual zone slim setup
Cooper & Hunter

2 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$6,715.00
R454B
Cooper & Hunter dual zone slim concealed duct mini split AC in 2 zone 48K BTU system
Cooper & Hunter

2 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 24k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,177.00
R454B
White multi-zone ductless mini-split air conditioner from Cooper & Hunter Sophia Series
Cooper & Hunter

2 Zone 48,000 BTU Ductless Mini Split AC Universal Floor/Ceiling 18k+24k

  *ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. TO CUSTOMIZE, SEND US A MESSAGE OR...
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$6,539.04
R454B
White Cooper & Hunter Sophia Series multi zone mini split AC for home comfort
Cooper & Hunter

2 Zone 48,000 BTU Ductless Mini Split AC Universal Floor/Ceiling 24k+24k

  *ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. TO CUSTOMIZE, SEND US A MESSAGE OR...
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$6,719.04
R454B
Multi-zone mini split AC with cooper & hunter dual zone ductless ceiling cassette
Cooper & Hunter

2 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 18k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$6,405.00
R454B
Multi-zone mini-split air conditioning system with cooper & hunter dual zone ductless ceiling cassette
Cooper & Hunter

2 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 24k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$6,492.00
R454B
Black ductless mini split air conditioner from Cooper & Hunter Olivia Midnight series
Cooper & Hunter

2 Zone 48,000 BTU Olivia Midnight Ductless Mini Split AC Wall Mounted 24K+24K

  *ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. TO CUSTOMIZE, GIVE US A CALL! INCLUDED...
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$5,337.00
R454B
Air conditioning system for the 24,000 BTU Cooper & Hunter Concealed Duct Mini Split Heat Pump
Cooper & Hunter

24,000 BTU 230V Ducted Mini Split AC Concealed Duct Heat Pump

Stay Comfortable Year-Round with the Cooper & Hunter 24,000 BTU Mini Split System Introducing the Cooper & Hunter 24,000 BTU Concealed Duct Mini Split Air Conditioner and Heat Pump, a...
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$2,580.48
R454B
White ductless mini split ceiling cassette ductless AC from Cooper & Hunter
Cooper & Hunter

24,000 BTU 230V Ductless Mini Split AC Ceiling Cassette Heat Pump

Cooper & Hunter 24,000 BTU Ceiling Cassette Mini Split Air Conditioner Experience ultimate comfort with the Cooper & Hunter Olivia Series 24,000 BTU Ceiling Mini Split Air Conditioner. Designed for...
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$2,260.80
R454B
Black 24,000 BTU Olivia Midnight Edition Mini Split AC with remote and R454B for efficiency
Cooper & Hunter

24,000 BTU 230V Ductless Mini Split AC Wall Mounted Olivia Midnight Edition Heat Pump

This stylish and sleek mirrored wall mounted system is newest addition to the Cooper and Hunter product line. The Olivia Midnight Edition may be exactly what you’ve been searching for,...
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$1,786.68
R454B
HVAC system with indoor units outdoor unit and accessories for Cooper & Hunter tri zone slim concealed duct mini split
Cooper & Hunter

3 Zone 36,000 BTU Ducted Mini Split AC Concealed Duct 9k+9k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$6,481.00
R454B
Multi-zone mini-split AC from cooper & hunter tri zone ductless system in action
Cooper & Hunter

3 Zone 36,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 9k+9k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$6,214.00
R454B
Concealed duct tri zone slim mini split AC by Cooper & Hunter for multi-zone cooling
Cooper & Hunter

3 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 12k+12k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$7,482.00
R454B
Multi-zone mini split AC with concealed duct from Cooper & Hunter tri zone slim system
Cooper & Hunter

3 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 12k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,626.00
R454B
Multi-zone mini-split air conditioning system with concealed duct by Cooper & Hunter tri zone slim design
Cooper & Hunter

3 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 18k+18k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$7,770.00
R454B
Multi-zone mini-split AC with concealed duct by Cooper & Hunter tri zone slim system
Cooper & Hunter

3 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,508.00
R454B
Mini split AC with concealed duct and tri zone slim design by Cooper & Hunter
Cooper & Hunter

3 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,626.00
R454B
Cooper & Hunter C&H Sophia Series multi-zone mini-split AC system by minisplits4less
Cooper & Hunter

3 Zone 48,000 BTU Ductless Mini Split AC Ceiling Cassettes 9k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,275.00
R454B
Multi-zone Cooper & Hunter C& H Sophia Series mini-split AC for versatile cooling
Cooper & Hunter

3 Zone 48,000 BTU Ductless Mini Split AC Universal Floor/Ceiling 18k+18k+24k

* ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. TO CUSTOMIZE, SEND US A MESSAGE OR GIVE...
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$7,647.84
R454B
Cooper & Hunter 3 zone ductless mini split AC with multi-zone ceiling cassettes
Cooper & Hunter

3 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 12k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,335.00
R454B
Multi-zone mini-split AC from cooper & hunter C&H Sophia series at minisplits4less
Cooper & Hunter

3 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 12k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,403.00
R454B
Multi-zone mini-split air conditioning system from Cooper & Hunter C&H Sophia Series listed on minisplits4less
Cooper & Hunter

3 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 18k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,471.00
R454B
Multi-zone mini-split AC from Cooper & Hunter C&H Sophia Series, perfect for minisplits4less
Cooper & Hunter

3 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassettes 9k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,292.00
7% OFF
R454B
White multi-zone mini split A/C and heater with 25ft installation kit for C&H comfort
OLMO

4 Zone 42,000 BTU OLMO Series Ductless Mini Split AC Wall Mounted 9k+9k+9k+24k

  *THIS OLMO MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. TO CUSTOMIZE, GIVE US A CALL! INCLUDED IN...
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$4,682.00 $4,354.26
R454B
Multi-zone mini-split air conditioning system with concealed duct mini from Cooper & Hunter
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 12k+12k+12k+18k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$7,932.00
R454B
Multi-zone mini-split AC by Cooper & Hunter featuring concealed duct mini quad zone slim duct system
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 12k+12k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,394.00
R454B
Multi-zone concealed duct mini split AC by Cooper & Hunter, 4 zone 48K BTU ton quad zone
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+12k+12k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$8,394.00
R454B
Multi-zone mini-split air conditioning with concealed duct mini system by Cooper & Hunter
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+9k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,394.00
R454B
Multi-zone mini-split AC with concealed duct, cooper & hunter quad zone slim duct system
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+9k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,538.00
R454B
Multi-zone mini-split AC with concealed duct from Cooper & Hunter quad zone slim duct system
Cooper & Hunter

4 Zone 48,000 BTU Ducted Mini Split AC Concealed Duct 9k+9k+9k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,394.00
R454B
Multi zone mini-split air conditioning system from Cooper & Hunter Sophia Series
Cooper & Hunter

4 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 9k+12k+12k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,273.00
R454B
Multi-zone mini-split AC by Cooper & Hunter Sophia Series for cool, efficient comfort
Cooper & Hunter

4 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 9k+9k+12k+24k

  ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL...
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$8,212.00
R454B
Cooper & Hunter Sophia Series multi-zone mini-split AC for versatile cooling comfort
Cooper & Hunter

4 Zone 48,000 BTU OLIVIA Ductless Mini Split AC Ceiling Cassette 9k+9k+18k+24k

ALL OF OUR MULTI ZONE SYSTEMS COME PRE-BUNDLED WITH A 25FT INSTALLATION KIT FOR EACH ZONE. WE CARRY 16FT, 25FT, AND 50FT. SEND US A MESSAGE OR GIVE US A CALL TO...
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$8,280.00
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Meet R-454B: The Next-Generation Refrigerant for Smarter Comfort

Looking to future-proof your home? R-454B (often marketed as Puron Advance™) delivers familiar performance while targeting a ~75% lower global-warming potential than R-410A (approx. GWP 466 vs. 2,088). Its lower GWP supports more sustainable operation and alignment with evolving U.S. refrigerant rules.

  • Lower GWP (~466) — Choose a climate-friendlier option without sacrificing comfort.
  • High SEER2 potential — Inverter heat pump tech helps cut energy use all year.
  • Trusted brands — Cooper & Hunter, Olmo, BRAVO with robust warranties and nationwide parts.
  • Smoother transition — Many systems are engineered for R-454B with installation practices familiar to pros, making it a practical upgrade path from R-410A.

Questions? Our U.S. team can help size BTUs, discuss incentives, and outline install steps so you can upgrade with confidence.

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Visit our SALE Collection for top-rated ductless mini-splits, heat pumps, and AC kits at discounted prices.

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FAQ

Why are R-454B mini-splits gaining popularity in 2025?

R-454B pairs high efficiency with a substantially lower GWP than R-410A, making it a forward-looking choice for ductless heat pumps. Many next-gen inverter systems are designed around low-GWP A2L refrigerants. See current R-454B kits on MiniSplits4Less.com—availability can be seasonal during industry transitions.

What are strong R-454B ductless options in 2025?

Explore cold-climate and high-efficiency series from brands like Cooper & Hunter, Olmo, and BRAVO. Look for inverter compressors, multi-zone compatibility, low-noise indoor heads, and smart app control. Check our in-stock R-454B kits for current SEER2 ratings and operating ranges.

Do I need special tools or permits for R-454B?

R-454B is an A2L (mildly flammable) refrigerant. Many jurisdictions and codes require A2L-rated leak detection and recovery equipment, plus adherence to safety standards such as UL 60335-2-40. If you hire a pro, confirm training and local code compliance.

Can R-454B systems qualify for incentives?

Often, yes. If a system meets current ENERGY STAR® and other requirements, homeowners may be eligible for federal incentives (e.g., 25C) and local utility rebates. Eligibility varies by model and ZIP. Use our rebate resources and request AHRI certificates for qualifying units.