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Omnia Fuel Pressure

Part No / SKU: 105764
£423.00 inc. VAT
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This item is currently out of stock but is available to backorder. Placing your order reserves your position in our next incoming shipment from the manufacturer. We will keep you notified with delivery updates when able.

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Compatible Accessories & Harnesses

Select individual kits below to include them with this instrument order.

Selected Package Total: £423.00
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Flybox Omnia Series Avionics

Flybox Omnia Fuel P (57 mm & 80 mm)

The Flybox Omnia Fuel P is a dedicated aircraft fuel delivery pressure gauge engineered for Ultralight, Light Sport (LSA), and Experimental aircraft. Designed to monitor fuel feed circuits across carburetted and injected engines, it pairs a crisp graphical dial with bold digital readouts and customisable colour arcs in either Bar or PSI. Compatible with 0.5–4.5 V analogue pressure transducers and direct engine CAN-bus data (Rotax 912iS/915iS and ULPower). Available in standard 57 mm (2-1/4″) and 80 mm (3-1/8″) round panel cutouts.

Form Factors 57 mm & 80 mm Cutout
Signal Interface 0.5–4.5 V • CAN Bus
Selectable Units Bar or PSI Display
Supply Voltage 10 V – 30 V DC (~1.5 W)

Choosing Your Instrument Size

Select the standard round aviation cutout diameter suited to your cockpit panel arrangement:

Variant 01

Omnia57 Fuel P (57 mm / 2-1/4″)

The compact choice for space-constrained panels, centre pedestals, or secondary consoles. Features a 68.5 mm × 62.0 mm outer bezel, weighing only 140 g with a low 60 mA power draw. Fits standard 57 mm cutouts (57.5 mm recommended) with up to 10 mm internal screw depth.

Variant 02

Omnia80 Fuel P (80 mm / 3-1/8″)

The direct drop-in replacement for traditional 3-1/8″ round mechanical fuel pressure gauges. Features an 84.0 mm × 84.0 mm square bezel and expanded 3.5″ display area for primary flight scanning. Fits standard 80 mm cutouts (80.5 mm recommended) using M4×6mm screws (maximum 3.5 mm internal screw thread depth).

Operational Capabilities & Fuel Circuit Safety

Precision fluid pressure tracking engineered to protect your engine from fuel delivery anomalies:

01

Dedicated Pressure Dial

Presents continuous fuel delivery line pressure using a high-visibility circular colour scale and large digital numbers. User-selectable between Bar and PSI to match your aircraft Pilot Operating Handbook (POH).

02

Custom Operational Arcs

Easily program low red (starvation limit), low yellow (caution), green (normal operating), high yellow, and high red (overpressure limit) bands directly via the intuitive rotary encoder knob.

03

Analogue & CAN-Bus Sources

Accepts standard 0.5–4.5 V transducers (Flybox 601041, Kavlico 15 PSI, or generic senders with custom full-scale settings) and reads digital engine CAN-bus data directly from Rotax 912iS/915iS and ULPower powerplants.

04

Dual Alarms & Delay Timers

Features independent high and low visual warning banners and an NPN open-collector alarm output (300 mA). Includes programmable activation delay timers (0 to 10 seconds) to eliminate nuisance alarms during transient pump priming.


Technical Specifications

Panel Cutout Compatibility Standard 57 mm (2-1/4″) or 80 mm (3-1/8″) round aviation hole
Display Characteristics High-brightness (1,000 nits) sunlight-readable 320×240 colour graphic TFT LCD
Operating Voltage Range 10 V – 30 V DC (Protected against electrical bus transients)
Supply Current Draw 60 mA (Omnia57) • 135 mA (Omnia80) @ 12 V DC
Analogue Pressure Input 1x Input channel: 0.5 V to 4.5 V signal range
Supported Analogue Sensors Flybox 601041 (FBX), Kavlico 15 PSI (KAV15PSI), or generic 0.5–4.5 V sensors
Digital CAN-Bus Inputs Rotax 912iS, Rotax 915iS, ULPower ULP125 & ULP500 ECU CAN bus
Selectable Pressure Units Bar or PSI (User-configurable in menu)
Alarm Annunciation NPN open-collector (max 300 mA, active low) for warning lamp or intercom audio adapter
Sensor Power Outputs Auxiliary 12 V (500 mA) and 5 V (350 mA) short-circuit protected outputs
Digital Communication 2x CAN-bus ports (Molex Micro-Fit) + USB 2.0 port for firmware & datalogging
Housing & Environmental CNC-milled solid aluminium alloy • -20°C to +70°C operating temperature
Installation & Setup Advisory: When wiring an analogue fuel pressure sensor, ensure the sensor signal ground is referenced securely to engine ground to avoid measurement offsets. If connecting to a Rotax 912iS/915iS engine via CAN bus, the Flybox 601041 pressure sensor must still be physically plumbed into the fuel delivery rail. On Omnia80 units, ensure mounting screws do not exceed 3.5 mm thread depth inside the chassis to avoid damaging internal electronics.
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User & Installation Manual
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Technical Inquiry for Omnia Fuel Pressure

Confirm wiring loom compatibility, panel depths, or kit lead times with our engineering team.