Description
Honeywell L404F1102
Reliable differential pressure control for boiler and HVAC systems with proven Honeywell durability
| Brand | Honeywell |
| Model | L404F1102 |
| Voltage | 120/240 VAC |
| Country of Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 95 x 90 x 70 mm |
| Warranty | 12 months |
| Certifications | UL, CSA, CE |
| SKU / MPN | L404F1102 |
| What’s in the box | Pressure controller, mounting bracket, installation manual |
| Pressure Range | 0.5 to 9 psi |
| Differential | Adjustable 0.3 to 4 psi |
| Switch Type | SPDT |
| Electrical Rating | 120/240 VAC, 5.1A |
| Pressure Connection | 1/4 inch NPT |
| Operating Temperature | -40 to 150 °F |
Key benefits: Adjustable pressure differential, robust SPDT switching, long service life, easy installation, trusted Honeywell quality
Typical applications: Boiler pressure control, HVAC air handling units, water pumps, steam systems, industrial pressure regulation
Lifecycle: Active legacy product, ongoing manufacturer support and availability
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.







Michael T. –
Product was exactly as described. Our engineers were pleased with the performance.