51811U Beckett Electrode Kit – Fits NX Oil Burners Up to 9" Blast Tubes
Product Overview
The Beckett 51811U Electrode Kit is a reliable replacement kit for NX series oil burners, specifically designed to fit blast tubes up to 9 inches. This kit ensures precise spark ignition, promoting efficient fuel combustion and smooth burner operation. Ideal for residential and light commercial oil-fired heating systems.
Key Features
✅ Compatible with NX series oil burners
✅ Fits blast tubes up to 9 inches
✅ Provides reliable spark ignition for optimal combustion
✅ Durable electrode materials for long-lasting performance
✅ Easy installation for quick maintenance or replacement
Technical Specifications
| Specification | Details |
|---|
| Part Number |
51811U |
| Brand |
Beckett |
| Type |
Electrode Kit |
| Compatible Burners |
NX Series |
| Blast Tube Size |
Up to 9 inches |
| Function |
Spark ignition for oil burners |
| Application |
Residential & Light Commercial |
Common Symptoms (When Replacement is Needed)
-
Burner misfires or fails to ignite
-
Uneven or weak flame
-
Soot buildup around the burner
-
Visible wear or corrosion on existing electrodes
Frequently Asked Questions (FAQ)
Q1: Will this kit fit all NX series burners?
➡️ It fits NX series burners with blast tubes up to 9 inches. Check your burner model for compatibility.
Q2: How often should I replace electrodes?
➡️ Annually is recommended, or sooner if ignition issues or electrode wear is observed.
Q3: Is this kit compatible with aftermarket burners?
➡️ It is primarily designed for Beckett NX series but may fit compatible aftermarket NX-style burners.
Shopping Tips
✅ Confirm your burner series and blast tube size before ordering.
✅ Inspect electrodes for wear or pitting before replacement.
✅ Replace electrodes as part of routine seasonal maintenance for optimal performance.
