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Honeywell – L91B1050/U Pressure Control
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Quick facts
| Availability | Confirmed on request |
| Category | Honeywell Combustion & Burner Controls |
| Lifecycle | Active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can L91B1050/U be shipped?
L91B1050/U 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 L91B1050/U 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 L91B1050/U 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 L91B1050/U, subject to availability and destination.
Part of Honeywell's PressureTrol® Pressure monitoring modulating controllers L91A, B range. Features & Benefits:
Models available for pressure systems up to 300 psi (2068 kPa)
May be used with steam, air, noncombustible gases, or other fluids noncorrosive to brass or phos-bronze (300 psi model) bellows
When used with steam boilers, a steam trap (siphon loop) is recommended
Wiper on controller potentiometer moves in response to pressure changes
L91D has two potentiometers for unison control of two motors
L91B,D models have adjustable proportioning (throttling) range to allow selection of desired pressure control range
Adjustments made with screws on case top
Large, easily-read scaleplates in both U.S. customary (oz/sq. in., psi, or in. Hg) and metric (kPa, MPa, or mm Hg) units
Steel case with clear plastic cover to observe pressure settings and potentiometer action
Fitting with 1/4 -18 NPT threads allows rapid installation
Surface mount with screws through knockout holes back of casing
Honeywell L91B1050/U — Pressure Control (PressureTrol® Pressure monitoring modulating controllers L91A, B). PartnerPLC sources new, surplus and discontinued Honeywell parts — request a quote for price, condition and lead time.
Specifications
Product
| Lifecycle | Active |
| Description | Pressure Control |
| Product series | PressureTrol® Pressure monitoring modulating controllers L91A, B |
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