How energy-efficient is the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump?

Its efficiency rating is SEER2 20.4 for cooling and HSPF2 12.1 for heating, and it is ENERGY STAR certified.

How many watts does the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump use?

About 2,000 watts while cooling at full power: its rated 24,000 BTU divided by its EER2 of 12, the draw at its rating point (95°F outside). At the US average electricity price that is about $0.37 an hour; once the room is cool the compressor cycles, so most hours cost less.

Do I need a professional to install the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump?

Yes. As a single split it needs a certified installer. Usually needs permission.

How cold can it get outside before the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump stops heating?

Its retailer's specification for this exact configuration rates it to keep heating down to -22°F outdoors. That is its operating limit, not its full output: a heat pump delivers less heat as it gets colder, so size it for your coldest days.

Single splitENERGY STAR Heats too

Senville · Model SENA-24HF-IFNL

Aura Floor Mounted 24,000 BTU Mini Split Heat Pump

Name: Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump
Brand: Senville
Price: 1749.99 USD
Availability: InStock

A wall-mounted split air conditioner rated at 24,000 BTU. It heats in winter too.

$1,749.99

Live price at Sylvane

Package: no line set

Price checked Oct 22, 2026

Buy at Sylvane In stock

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Will it cool your room?

Room size 250 sq ft ≈ 23.2 m²

More than you need for 250 sq ftapprox

This has more cooling than your 250 sq ft room needs. It can short-cycle and leave the air cool but humid.

Running cost

Mini-splits are rated on SEER2, a seasonal scale, not the ENERGY STAR annual-kWh figure this dollar estimate is built from, so there is no comparable figure to show here. A blank is missing data, not a worse result: a mini-split is often the more efficient choice.

Installation cost

$2,500-6,000 fully installed for a typical room (the equipment is roughly $700-1,800, professional installation roughly $1,500-4,000+ depending on line-set run, electrical and access). The unit price you see here is hardware only; installation is the larger, separate cost.

A typical range for this system type, for comparison only, not a quote for this unit. The actual price depends on the line-set run, electrical work and access.

What each mini-split size costs today

Every mini-split side by side

At a glance

Best for buyers who want a high-efficiency model.

Cooling

24,000 BTU

Size

Noise

Install: Certified installerPermission: Usually needs permission

Performance

Cooling capacity: 24,000 BTU · 7 kW
Power while cooling: About 2,000 W, about $0.37 an hour
Heating capacity: Yes
Heats down to: -22°F outdoors
Heat at 5°F (maximum): Up to 24,200 BTU at 5°F (93% of its rated 47°F output)ENERGY STAR record
Heat at 17°F (rated): 20,200 BTU
Efficiency at 5°F: COP 2.16 (a space heater is 1.0)
ENERGY STAR cold climate: Yes
Room coverage: Not published
Energy Star: Yes
SEER2: 20.4
HSPF2 (heating): 12.1
EER2: 12
Annual energy (cooling): Not published

Noise, size & features

Model number: SENA-24HF-IFNL
Indoor noise: Not published
Outdoor noise: Not published
Indoor unit: Not published
Outdoor unit: 37.24 x 31.89 x 16.14 in (W x H x D)
Refrigerant: R-454B
Wi-Fi / app: Not published
Outdoor unit needed: Yes
Power supply: 208/230 V
Warranty: 10-Year Compressor Warranty; 5-Year Parts Warranty

SEER2, EER2, heating limit, supply voltage, refrigerant, outdoor unit size and warranty are from Sylvane's published specifications for this exact configuration, checked Oct 2, 2026.

Power while cooling: From its rated cooling capacity divided by its EER2 rating, which is the draw at its rating point (95°F outside). An hour's cost is at that draw and the US average electricity price of 18.44¢/kWh (U.S. Energy Information Administration, Electric Power Monthly Table 5.6.A (residential average, May 2026)). The compressor cycles once the room is cool, so most hours cost less.

What is good

It is rated to keep heating down to -22°F outdoors, colder than 51 of the 62 other mini-splits we list that publish a heating limit.
At $1,750 it undercuts 27 of the 31 other 20,000 BTU and up mini-splits we list with a live price.
Uses R-454B (GWP 466), the low-GWP class new US residential equipment moved to.

Installation & the rules that apply

This is a single split. This is where regulation bites. Under EPA Section 608 the refrigerant circuit may only be opened by a certified technician, and the EPA is explicit that this includes connecting or disconnecting the pre-charged line sets sold with "DIY" mini-split kits. No federal law stops you doing the mounting, bracketing and line routing yourself, but handling the refrigerant without certification voids the warranty and is a violation. Most US jurisdictions also require permits for a new outdoor unit: typically mechanical or building for the wall penetration and mount, plus electrical for the dedicated 240 V circuit and disconnect. An HOA nearly always has to approve exterior equipment in advance, and local noise ordinances can cap how loud the condenser may be at the property line. This varies by city and county, so confirm with your building department before buying hardware.

Installation

Certified installer

Refrigerant

R-454B

United StatesUS: EPA Section 608 certified technician for refrigerantReviewed June 2026Often blocks install

United StatesUS: local mechanical and electrical permits (vary by city)Reviewed June 2026Permit required

United StatesUS: historic district Certificate of AppropriatenessReviewed June 2026Permit required

United StatesUS: HOA / condo CC&Rs and architectural reviewReviewed June 2026Permit required

United StatesUS: A2L refrigerants are mildly flammable, install to the updated codesReviewed June 2026Allowed with conditions

See all United States rules

Common questions about the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump

How energy-efficient is the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump?: Its efficiency rating is SEER2 20.4 for cooling and HSPF2 12.1 for heating, and it is ENERGY STAR certified.
How many watts does the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump use?: About 2,000 watts while cooling at full power: its rated 24,000 BTU divided by its EER2 of 12, the draw at its rating point (95°F outside). At the US average electricity price that is about $0.37 an hour; once the room is cool the compressor cycles, so most hours cost less.
Do I need a professional to install the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump?: Yes. As a single split it needs a certified installer. Usually needs permission.
Does the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump heat as well as cool?: Yes. It is a heat pump that also heats.
How cold can it get outside before the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump stops heating?: Its retailer's specification for this exact configuration rates it to keep heating down to -22°F outdoors. That is its operating limit, not its full output: a heat pump delivers less heat as it gets colder, so size it for your coldest days.
Does the Senville Aura Floor Mounted 24,000 BTU Mini Split Heat Pump work in cold weather?: Yes. The ENERGY STAR certification of its outdoor and indoor units lists up to 24,200 BTU of heat when it is 5°F outside, its maximum output there, 93% of its rated 26,000 BTU at 47°F. Its rated output at 17°F is 20,200 BTU. At 5°F it makes 2.16 times as much heat as a space heater from the same electricity (a COP of 2.16). It carries ENERGY STAR's cold-climate designation.