Skip to main content
Most in-stock orders ship same or next business day · 16,700+ parts from 100+ brands Email quotes@globalpartsupply.com

Honeywell L91B1050 Proportional Pressure Controller 2-50 PSI

Honeywell

$487.95

In Stock — 10+ available

Write a Review
SKU:
L91B1050
Adding to cart… The item has been added

30-day returns on most unused, uninstalled parts Secure checkout with cards, PayPal or Google Pay Questions? quotes@globalpartsupply.com

Flat-rate shipping. The same price to anywhere in the 50 states.

Ships same or next business day · UPS Ground or comparable carrier, typically 1–5 business days.

Specifications

Product Type:
Proportioning Pressure Controller
Subcategory:
Modulating Pressure Control
Application:
Commercial
System Type:
Boiler, Steam Heating System, Automatic Burner
Installation Type:
OEM Replacement
Voltage:
24V AC
Voltage Class:
Low Voltage
Mounting Type:
Surface Mount
Temperature Range:
32°F to 150°F
Setpoint Range:
5–150 PSI
Pressure Rating:
300 PSI
Inlet Size:
1/4"-18 NPT
Connection Type:
NPT
Material:
Brass bellows (5–150 PSI models); phos-bronze bellows (10–300 PSI models); steel case
Control Type:
Non-Programmable
Honeywell L91B proportioning pressure controller for modulating control of burners and steam heating systems. 24V AC operation with adjustable proportioning range, 5–150 PSI pressure sensing, and field-replaceable potentiometer. Includes 1/4"-18 NPT connection and surface-mount installation.