Description
Honeywell L404F1094
Reliable low-pressure switch for gas and air monitoring in HVAC and burner management systems
| Brand | Honeywell |
| Model | L404F1094 |
| Voltage | 24V AC/DC |
| Country of Origin | USA |
| Weight | 0.15 kg |
| Dimensions | 55x40x32 mm |
| Warranty | 6 months |
| Certifications | UL, CSA, CE |
| SKU / MPN | L404F1094 |
| What’s in the box | Pressure switch unit, mounting bracket, installation manual |
| Pressure Range | 0.5 to 2.0 in. w.c. |
| Differential | Fixed 0.25 in. w.c. |
| Contact Rating | SPDT, 2A at 24V |
| Connection Type | 1/8 in. NPT process connection |
| Enclosure | Plastic, IP54 rated |
| Operating Temperature | -40°C to +82°C |
Key benefits: Mercury-free design, fixed differential for stable switching, compact size, easy DIN rail or bracket mounting, long service life, UL and CSA listed
Typical applications: Gas pressure monitoring, HVAC burner management, air pressure sensing, fuel oil systems, industrial gas detection, combustion control
Lifecycle: Active product, 15+ years availability, successor to legacy mercury switches
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.





James P. –
Industrial camera clarity is impressive. Shipped promptly with all accessories.