Elster J123 Burner Accessory
Technical specs, application notes, replacement checks, and related model references.
Product Overview
The Elster J123 (Jeavons series) is a highly reliable low-to-medium pressure gas regulator designed for commercial and industrial gas distribution networks. According to Elster's official datasheet, this series features a comprehensive lock-up capability and high flow capacity, making it ideal for feeding burner trains and process heating equipment. It integrates advanced diaphragm technology to maintain exceptionally tight outlet pressure control. Widely utilized across European and global markets, the Jeavons series is synonymous with long-term stability and rigorous compliance with EN 88 and IGEM standards.
Key Features
- Component Type: Commercial/Industrial Gas Regulator (Jeavons Series)
- Control Mechanism: High-precision diaphragm with positive lock-up
- Approvals: Fully compliant with EN 88-1 / EN 88-2 and CE directives
- Safety Options: Available with Under Pressure Shut Off (UPSO) and Over Pressure Shut Off (OPSO)
- Media: Suitable for Natural Gas, LPG, and non-corrosive gases
Technical Specifications
Max Inlet Pressure
350 mbar to 4 bar (version dependent)
Outlet Pressure Range
8.5 mbar to 350 mbar
Connection Type
Rp Threaded (EN 10226)
Operating Temp
-20°C to +70°C
Safety Devices
Optional UPSO / OPSO
Selection Notes & Data Verification
The J123 page is structured for engineering comparison: confirm the product type, firing range, fuel type, operating mode, electrical supply, and safety approvals against the manufacturer datasheet before specifying the burner or component.
Burner.wiki normalizes product data for discovery and comparison, but final selection should account for combustion chamber backpressure, local emission limits, control sequence requirements, and site commissioning conditions.
Typical Applications
Related Knowledge
FAQ
What is Elster J123 used for?
Elster J123 is referenced as a burner accessory for industrial combustion systems. Verify the exact application against the burner documentation, control cabinet wiring, and manufacturer datasheet.
Can J123 replace another model?
Replacement depends on voltage, safety timing, wiring terminals, flame supervision method, mechanical fit, and local combustion safety requirements.
What should be checked before installing J123?
Check supply voltage, burner sequence, fuel type, pressure or capacity range, detector compatibility, safety loop configuration, and the equipment nameplate before commissioning.
Documentation Note
Technical documentation should be verified against the manufacturer datasheet, burner cabinet wiring diagram, and equipment nameplate before installation or replacement.
- Check supply voltage and frequency.
- Confirm terminal layout and safety interlocks.
- Verify flame detector or actuator compatibility.
Need Engineering Help?
Our experts can help you verify if J123 fits your combustion chamber and backpressure requirements.
Contact Engineering