Data completeness: 60%
- Verified systems
- 10/5
- Last verified
- Jul 22, 2026
Products
10
Capacity range
9k BTU to 36k BTU
Price band
not published
Cold-weather options
10
Overview
- Positioning
- Not DIY
- Country
- Germany
- Efficiency range
- SEER2 19 to 27.4 / HSPF2 8.5 to 13.5
- Warranty
- Climate 5000 R-454B limited residential warranty: 10-year compressor and 10-year parts coverage; terms apply.
- Dealer/DIY policy
- Bosch Climate 5000 R-454B ductless systems are professional-install equipment; high-voltage/refrigerant work should be performed by qualified professionals.
Best applications
Current verified systems are best treated as a source-backed model set, not a ranked brand recommendation.
Product table
| Model | Capacity | Voltage | Efficiency | Low ambient | Completeness |
|---|---|---|---|---|---|
| Bosch Climate 5000 Gen 4 9,000 BTU R-454B Max Performance (BMS500-AAU009-1AHWXD / BMS500-AAS009-1CSXHD) Climate 5000 Gen 4 R-454B / Professional install | 9,000BTU/h | 230V | SEER2 27.4 HSPF2 12.5 | -22F | Data completeness: 100% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 9,000 BTU R-454B Regular (BMS500-AAU009-1AHWXD / BMS500-AAS009-1CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 9,000BTU/h | 230V | SEER2 25.8 HSPF2 12.5 | -13F | Data completeness: 100% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 12,000 BTU R-454B 115V Regular (BMS500-AAS012-0AHWXD / BMS500-AAS012-0CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 12,000BTU/h | 115V | SEER2 23.4 HSPF2 9.5 | -13F | Data completeness: 100% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 12,000 BTU R-454B Max Performance (BMS500-AAU012-1AHWXD / BMS500-AAS012-1CSXHD) Climate 5000 Gen 4 R-454B / Professional install | 12,000BTU/h | 230V | SEER2 25.4 HSPF2 10.5 | -22F | Data completeness: 100% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 12,000 BTU R-454B Regular (BMS500-AAU012-1AHWXD / BMS500-AAS012-1CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 12,000BTU/h | 230V | SEER2 25.5 HSPF2 10.6 | -13F | Data completeness: 100% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 18,000 BTU R-454B Max Performance (BMS500-AAU018-1AHWXD / BMS500-AAS018-1CSXHD) Climate 5000 Gen 4 R-454B / Professional install | 18,000BTU/h | 230V | SEER2 21.4 HSPF2 11 | -22F | Data completeness: 97% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 18,000 BTU R-454B Regular (BMS500-AAU018-1AHWXD / BMS500-AAS018-1CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 18,000BTU/h | 230V | SEER2 23.5 HSPF2 10.8 | -13F | Data completeness: 97% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 24,000 BTU R-454B Max Performance (BMS500-AAU024-1AHWXD / BMS500-AAS024-1CSXHD) Climate 5000 Gen 4 R-454B / Professional install | 24,000BTU/h | 230V | SEER2 21 HSPF2 13.5 | -22F | Data completeness: 97% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 24,000 BTU R-454B Regular (BMS500-AAU024-1AHWXD / BMS500-AAS024-1CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 24,000BTU/h | 230V | SEER2 23 HSPF2 11.7 | -13F | Data completeness: 97% Verified Jul 2026 |
| Bosch Climate 5000 Gen 4 36,000 BTU R-454B Light Commercial (BMS500-AAU036-1AHWXD / BMS500-AAS036-1CSXRD) Climate 5000 Gen 4 R-454B / Professional install | 36,000BTU/h | 230V | SEER2 19 HSPF2 8.5 | -13F | Data completeness: 95% Verified Jul 2026 |