Honeywell – A/CP-D-12-4X Alerton Duct Sensor
Discontinued by Honeywell — we can still source the original A/CP-D-12-4X (new, used or refurbished, subject to availability). Request a quote below.
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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 A/CP-D-12-4X now that it is discontinued?
Yes. Honeywell has discontinued the A/CP-D-12-4X, 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 A/CP-D-12-4X be shipped?
A/CP-D-12-4X 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 A/CP-D-12-4X 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 A/CP-D-12-4X 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 A/CP-D-12-4X, subject to availability and destination.
The Alerton Thermistor Duct Series features a stainless steel probe with two, 22 AWG Etched Teflon coloured lead wires to differentiate the different sensor types. The sensors in this series are manufactured using Alerton’s proved double encapsulation process to eliminate the effects of moisture on the sensors and increased response times from our high quality, thermally conductive epoxy.
The duct sensor is designed to be used in smaller duct applications and includes an insulation pad for sealing your duct and dampening vibration. The sensor length should be determined by the width or diameter of your duct such that the tip of the probe reaches the approximate centre of the duct.
Our standard enclosure options are the galvanized enclosure “-GD” or plastic duct enclosure with hinged cover “-PB”. On larger ducts, you may want to refer to our Rigid or Bendable Copper Averaging sensor for increased sensing points and better temperature control. Duct sensors are widely used in roof top units, air handlers, supply/discharge/return/mixed air temperatures. Features & Benefits:
Sensor Type:- Thermistor
Sensor Curve:- Non-Linear, NTC (Negative Temperature Coeffi cient)
Number Of Sensing Points:- One
Number Of Wires:- Two
Response Time:- 10 Seconds nominal
Sensor Operating Temperature Range:- -40ºC (-40ºF) to 150ºC (302ºF)
Conductor Material:- Silver Plated CopperCertifications:
CE
RoHS2
WEEE
Honeywell Alerton A/CP-D-12-4X — Alerton Duct Sensor by Honeywell is designed to be used in smaller duct applications and includes an insulation pad for sealing your duct and dampening vibration. 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.
Specifications
Product
| Lifecycle | Discontinued by Honeywell |
| Brand line | Alerton |
Others
| Minimum Operating Ambient Temperature | -40 degree Fahrenheit, -40 degree Celsius |
| Maximum Operating Ambient Temperature | 150 degree Celsius, 302 degree Fahrenheit |
| Brand | Alerton |
| Number of Wiring Terminals | 2 |
| Product Type | Sensor Degrees Celsius |
Ordering codes
| Part numbers on this product page | A/CP-D-12-4X, A/CP-D-18-4X, A/CP-D-18-BB, A/CP-D-18-GD, A/CP-D-18-PB, A/CP-D-4-4X, A/CP-D-6-4X, A/CP-D-8-4X |