SpecDirectory

BOVA-24RXB-M15S

Bosch · HP - Split System

ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2

15.2–18BTU/Wh

HSPF2

8.5–9BTU/Wh

Cooling Capacity

18000–24000BTU/hr

Cold Climate

Yes

Cold climate certified
ENERGY STAR Most Efficient

Bosch BOVA-24RXB-M15S: SEER2 18 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).

Where this model sits

Cooling24000BTU/hr
6000median 2400060000
SEER218BTU/Wh
15.2median 2035.1

The Bosch BOVA-24RXB-M15S is a 24000 BTU/hr hp - split system using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 18 BTU/Wh it ranks around the middle of the 12,218 certified air-source heat pumps models. Among similar-sized air-source heat pumps (within 10% of its size), it is less efficient than the peer median of 19.2 BTU/Wh. In this size range, comparable Midea models average 18.6 BTU/Wh and TOSOT models average 21 BTU/Wh.

Specifications

Efficiency
SEER2 (best combination)18BTU/Wh
SEER2 (worst combination)15.2BTU/Wh
HSPF2 (best combination)9BTU/Wh
HSPF2 (worst combination)8.5BTU/Wh
EER2 (best combination)11.7BTU/Wh
COP at 5 °F1.84
Capacity
Cooling Capacity (max)24000BTU/hr
Cooling Capacity (min)18000BTU/hr
Heating at 47 °F24000BTU/hr
Heating at 17 °F20200BTU/hr
Heating at 5 °F17200BTU/hr
All 25 specifications
Configuration
Product TypeHP - Split System
Compressor StagingContinuously variable
Cold Climate CertifiedYes
Connected CapabilityNo
SeriesIDS Light-LGWP
Indoor-Unit Combinations Rated20
Refrigerant
TypeR-454B
GWP RatingR-454B (GWP:470 | Lower GWP)
Identifiers
Model NumberBOVA-24RXB-M15S
ENERGY STAR IDES_16809_BOVA-24RXB-M15S_12162024203005_20216618894
PartnerBosch Thermotechnology Corporation
Date Certified2026-04-22
Available From2025-10-01
MarketsUnited States, Canada

Documentation

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