Honeywell – GD250W4NB IAQ CO Sensor

MPN: GD250W4NB · Brand: Honeywell

Price on request

Discontinued by Honeywell — we can still source the original GD250W4NB (new, used or refurbished, subject to availability). Request a quote below.

Request a Quote

12-month warranty (new) · 3-month (used/refurbished)

30-day returns, no restocking fee on unused parts

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Quick facts

Availability	Confirmed on request
Category	Honeywell Building Sensors & Detectors
Lifecycle	Discontinued
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

Can I still buy the GD250W4NB now that it is discontinued?

Yes. Honeywell has discontinued the GD250W4NB, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.

When can GD250W4NB be shipped?

GD250W4NB is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up GD250W4NB in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for GD250W4NB and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for GD250W4NB, subject to availability and destination.

GD250W4NB is IAQ(Indoor Air Quality) sensor, which is designed to detect carbon monoxide gas in the air. This model has high accuracy at low concentration, so it is optimum for parking lot, tunnel and under ground places. Also, the advantage of this model is compact size and easy installation Features & Benefits:

High sensitivity and selectivity to carbon monoxide

Low sensitivity to alcohol vapor

Solid state sensor

Linear 2 to 10 Vdc or 4 to 20mA output

Compact size

Honeywell GD250W4NB — IAQ CO Sensor features high accuracy and resolution and wide range of CO detection. Discontinued by Honeywell — no longer in the current range. PartnerPLC sources new, surplus and discontinued Honeywell parts — request a quote for price, condition and lead time.