2 1/2 LF880V-LG-FS
Item Number: F122945Brand - Febco
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- Product Type: Reduced Pressure Zone Backflow Preventer
- Nominal Size: 2 1/2 inch
- Lead Free Construction
- Ductile Iron Body with ArmorTek® Coating
- Stainless Steel Relief Valve Seat
- Stainless Steel Check Components
- Integrated Flood Sensor with SentryPlus Alert® Technology
- N-Pattern Design, Less Shutoffs
Description
Description
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The FEBCO LF880V-LG-FS Reduced Pressure Zone Backflow Preventer is designed for water services to industrial installations and applications where protection against high hazard (toxic) fluids is required. This assembly does not include shutoff valves, allowing for integration with existing or separately purchased shutoff components.
The integrated flood sensor with SentryPlus Alert® technology offers enhanced monitoring capabilities. An add-on sensor connection kit (sold separately) can extend flood monitoring. This sensor system is compatible with various alert systems, including:
- Building Management Systems (BMS)
- Cellular communication modules
- Sensor Control Monitor for integration with BAS via RS-485 Modbus or the Nexa® platform through Wi-Fi

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Additional Details
The 2 1/2 inch FEBCO LF880V-LG-FS Lead Free Reduced Pressure Zone Backflow Preventer Assembly is designed to protect against high hazard (toxic) fluids in water services for industrial installations and applications.
This assembly comes without shutoff valves and features a robust ductile iron body construction with advanced corrosion resistance provided by a patented 3-part ArmorTek® epoxy coating system.
Key Features
- Lead Free Construction: Ensures compliance with lead-free standards.
- Durable Body: Ductile iron body with patented 3-part ArmorTek® epoxy coating system designed to limit microbial induced (MIC) and exposed metal substrate corrosion.
- Superior Components: Combines a stainless-steel relief valve seat and stainless-steel check components for maximum performance and extended durability.
- Configurable N-Pattern Design: Offers flexible installation options.
- Integrated Flood Sensor: Features a flood sensor with SentryPlus Alert® technology to detect continuous discharge from the relief valve, providing early warning for potential flooding events.
SentryPlus Alert® Technology Integration
- Detects continuous relief valve discharge.
- Add-on sensor connection kit available for extended flood monitoring on compatible assemblies.
- Integrates with Sensor Control Monitor to deliver maintenance alerts to Building Automation Systems (BAS) via RS-485 Modbus or the Nexa® platform through Wi-Fi connectivity.
Specifications
- Product Type: Reduced Pressure Zone Backflow Preventer
- Nominal Size: 2 1/2 inch
- Model: LF880V
- Lead Free: Yes
- Shutoffs: Less Shutoffs
- Body Material: Ductile Iron
- Body Coating: ArmorTek® Patented 3-part Advanced Epoxy
- Relief Valve Seat: Stainless Steel
- Check Components: Stainless Steel
- Pattern: N-Pattern
- Flood Sensor: SentryPlus Alert® Technology Included