Description
Lennox 21N39 Scale Insert Overview
The Lennox 21N39 Scale Insert is a genuine OEM replacement component designed and manufactured to Lennox’s exacting quality standards. Whether you’re restoring a refrigerant scale or servicing compatible Lennox equipment, this insert ensures accurate, dependable performance and a proper factory-spec fit every time.
Key Features
- Genuine Lennox OEM replacement part – ensures compatibility and reliability
- Engineered for precise fit within compatible Lennox scale assemblies
- Maintains measurement accuracy for efficient HVAC service work
- Durable construction built to withstand regular field use
- Direct factory replacement – no modifications required
Why Choose a Genuine OEM Part?
Using genuine Lennox OEM components like the 21N39 Scale Insert protects equipment integrity, preserves warranty coverage, and eliminates the guesswork of aftermarket compatibility. Trust the same quality that goes into every Lennox system to keep your tools and equipment performing at their best.
Application
- Compatible with select Lennox scale assemblies and related service equipment
- Ideal for HVAC technicians performing refrigerant charging and recovery operations
- Suitable for use in residential and light commercial HVAC service environments





Reviews
There are no reviews yet.