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Siemens QAM2120.040 Duct Temperature Sensor 400 mm LG-NI1000

Siemens

Siemens QAM2120.040 Duct Temperature Sensor 400 mm LG-NI1000

Siemens duct temperature sensor with a 400 mm probe and LG-NI1000 sensing element for measuring duct air temperature.

At a glance

  • Also known as 7550066
Manufacturer part no.
QAM2120.040
Showing prices

£85.92

£71.60 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Siemens QAM2120.040 is a duct temperature sensor with a 400 mm probe and an LG-NI1000 sensing element. It measures air temperature within a duct as part of a heating or ventilation control system. The part is catalogued as SIEMENS QAM 2120.040 DUCT TEMP DET 0.4M SNS.

Before you order

  • Confirm the control system is compatible with an LG-NI1000 sensing element.
  • Check that the 400 mm probe length suits the duct dimensions and the intended mounting position.
  • Confirm the duct has a suitable access point for mounting and wiring the sensor.

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.