Honeywell
Honeywell L4079B1033 PressureTrol Limit Control
Order by 2 PM ET on business days — same-day shipping on in-stock items
🔒 Guaranteed Safe & Secure Checkout
In-stock orders placed by 2 PM ET on business days ship the same day. Free shipping on every continental US order. Estimated delivery 3–5 business days via USPS, UPS, or FedEx (carrier selected at our discretion).
- Same-day shipping on in-stock orders placed by 2 PM ET (business days)
- Estimated delivery 3–5 business days, continental US only
- Tracking emailed within 24 hours
- 30-Day Returns
Product Description
Honeywell L4079B1033 PressureTrol Limit Control
MPN: L4079B1033 | Brand: Honeywell
Overview
The Honeywell L4079B1033 PressureTrol is a high-pressure limit switch that breaks electrical circuits when pressure rises to a preset value. It can be used with steam, air, non-combustible gases, and fluids non-corrosive to the sensing element.
Key Features
- MICRO SWITCH snap-acting switch, visible through transparent cover
- Trip-free manual reset mechanism (cannot be defeated by jamming the reset lever)
- Single SPST switch configuration
- Automatic circuit break on overpressure, manual reset required
Technical Specifications
- Range: 20 to 300 psi (140 to 2070 kPa)
- Maximum Diaphragm Pressure: 350 psi (2410 kPa)
- Differential: 60 psi (413.7 kPa)
- Weight: approx. 3 lbs
Applications
- Steam and compressed air pressure limiting
- Boiler and burner safety interlock circuits
- Non-combustible gas and compatible fluid systems
Note: image shown is a manufacturer reference photo. Actual product may vary.
Return to our Pressure Controls main category to explore all models and specifications in this family.
Visit our Honeywell Parts master category for the complete range of controls, sensors, actuators, and accessories.
Specifications
| Brand | Honeywell |
|---|---|
| Product Type | Pressure Control |
| SKU | L4079B1033 |
| Condition | New |