Honeywell – PD4120B InnovairFlex Duct Smoke Detector

MPN: PD4120B · Brand: Honeywell

Price on request

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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	Active
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can PD4120B be shipped?

PD4120B 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 PD4120B 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 PD4120B 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 PD4120B, subject to availability and destination.

The System Sensor PD4120 has power up operation of 4-wire InnovairFlex duct smoke detector. The function of the product to eliminate nuisance troubles at the panel whenever the product is first powered up or reset. The InnovairFlex 4-wire duct smoke detectors held the supervisory contacts open for approximately 35 seconds after power up or a reset signal. That process resulted in trouble conditions at the panel.

Honeywell System Sensor PD4120B — The System Sensor PD4120 has power up operation of 4-wire InnovairFlex duct smoke detector. The function of the product to eliminate nuisance troubles at the panel whenever the product is first powered up or reset. PartnerPLC sources new, surplus and discontinued Honeywell parts — request a quote for price, condition and lead time.