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Honeywell – S2157BU SMART3 GD2 Gas Detector, 4-20mA output
Discontinued by Honeywell — we can still source the original S2157BU (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Honeywell Fire Detectors & Manual Call Points |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
Can I still buy the S2157BU now that it is discontinued?
Yes. Honeywell has discontinued the S2157BU, 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 S2157BU be shipped?
S2157BU 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 S2157BU 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 S2157BU 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 S2157BU, subject to availability and destination.
The SMART3 GD2 Gas Detector are designed to meet with tough industrial requirements. The detectors allow monitoring toxic and flammable gases in harsh environments and classified areas. The detectors come with a 4-digit back-lit display and 5 status mode LED for the gas concentration reading. The feature such as non-intrusive calibration for an accurate and easy adjustment via Hall-effect switches without opening the instrument and declassifying the area makes the product performance efficient and reliable. Features & Benefits:
Easy sensor replacement
Wide range of sensors and detectable gases
Wide range of accessories for installation and maintenance
Ongoing system self-diagnostic
Optional 3 relay output
4-digit display and 5 status mode LEDs
Honeywell S2157BU — The SMART3 GD2 Gas Detector are designed to meet with tough industrial requirements. The detectors allow monitoring toxic and flammable gases in harsh environments and classified areas. 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 |
Ordering codes
| Part numbers on this product page | S2157BU, S2157GP, S2157GP-LW3, S2157H2, S2157H2-LW3, S2157IB, S2157IP, S2157IT, S2157ME, S2157PE, S2157TO, S2157VB, S2157XI, S2163CO, S2167AM, S2169HS, S2169HS-SW3, S2179AC, S2602PR, S2602VB, S2626ME, S2635CO2, S2643O2 |
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