Supplementary Flue Gas Safety Device · EHLE 17/23/27 · OEM Bosch Part
EAN 4010009004592
Shipped from France · EU Business Seller · No Import Duty Inside the EU
CE · VAT invoice available on request
OEM Flue Safety
Thermal Draft Monitoring for EHLE Boiler Systems
This safety device monitors flue gas passage and detects backflow or spillage. Upon sensing abnormal thermal conditions in the flue discharge path, the probe interrupts the burner electrical loop to prevent hazardous combustion gas accumulation.
Product details
At a glance.
Product information
Reference
Bosch 87168271450
Brand
Bosch
Manufacturer part number
87168271450
EAN
4010009004592
Internal Reference
8189984
Other reference
1.72.27145
Material
Heat-resistant polymer, copper wire, metal probe
Dimensions
Standard harness length
Manufacturing Date
FD 078
Country of origin
Germany
Condition
New
Condition
As described.
✓
New — Photos show the actual item.
Key Features & Benefits
Key features.
✓
Flue Gas Spillage Detection
Protects against toxic exhaust backdraft
Thermal probe reacts swiftly to flue spillage or blocked chimney conditions, initiating burner shutdown.
✓
Pre-Terminated Connection Cable
Clean and secure electrical connection
Supplied with high-temperature wire leads and fitted pin connectors for direct insertion into control board sockets.
✓
Certified Safety Standard
Meets European heating directives
Bears official CE compliance mark meeting strict heating appliance safety regulations.
Technical data
Detailed specifications.
Component Type
Flue Gas Safety Monitor Retrofit Kit (AGU / TTB)
Secondary Part Number
8189984
Internal Label Reference
1.72.27145
Compatible Series
EHLE 17, EHLE 23, EHLE 27
Sensor Function
Flue gas spillage and draft backflow thermal interlock
Termination Type
Two-pin crimp pin terminals
Cable Insulation
High-temperature resistant jacketed wire
Safety Function
Thermal burner circuit breaker shutoff upon flue spillage
Applications
Where it excels.
→
Retrofitting flue gas draft safety monitoring on EHLE boilers
→
Replacing damaged or failed TTB flue gas sensors
Compatibility
Where it fits.
→
EHLE 17
Check that your appliance part number matches 87168271450 before ordering.
Not suitable for
✕
Direct vent forced-air balanced flue models requiring pressure switch assemblies
✕
Incompatible boiler models outside the EHLE 17/23/27 range
✕
Installation by non-qualified persons (gas heating regulations)
Please note
!
You receive the part shown — nothing else unless visible in the photos.
Sold by BSCG · Professional seller
Returns accepted within 14 days, buyer pays return shipping · Worldwide shipping