Find the manufacture year of any Bosch heat pump or mini-split from the serial number.
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How to decode the serial number
Bosch HVAC includes IDS (Inverter Ducted Split) heat pumps and mini-splits. Bosch acquired FHP Manufacturing and uses several different serial formats depending on the product line.
2015 to Present (IDS/Mini-Split)
Characters 3–4 = year, characters 5–6 = month for most Bosch HVAC products.
BT1709123456
Position
Meaning
Example
1–2
Plant/model — Plant code
BT
3–4
Year — 2017
17
5–6
Month — September
09
7+
Sequence — Ignore
123456
Where to find the serial number
Data plate is on the side or rear of outdoor units.
On indoor units, check inside the front panel.
Many Bosch units also display the manufacture date directly on the data plate.
Decoded examples
BT1709123456
→ September 2017
BT = plant, 17 = 2017, 09 = September
Life expectancy
Expected lifespan: 15–20 years. Bosch HVAC is a premium brand with strong build quality.
Common questions
Bosch HVAC makes the IDS (Inverter Ducted Split) heat pump system, the Climate 5000 mini-split series, geothermal heat pumps (under the FHP brand), and high-efficiency boilers. They are known for quiet operation and German engineering standards.
✓ Your unit appears to be within normal service life. HVAC systems typically last 15–20 years with proper maintenance. Keep up with annual tune-ups and filter changes to maximize lifespan.
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