Weller ETAA 1.6 mm Chisel 34.5 mm Soldering Iron Tip for use with LR20, WEP70, LR21 (old generation)

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RS Stock No.:
285-7486
Distrelec Article No.:
301-15-219
Mfr. Part No.:
ET AA
Brand:
Weller
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Brand

Weller

Tip Shape

Chisel

Product Type

Soldering Iron Tip

Model Number

ETAA

For Use With

LR20, WEP70, LR21 (old generation)

Tip Series

ET

Tip Width

1.6 mm

Tip Length

34.5mm

Standards/Approvals

UPC

COO (Country of Origin):
MX

Weller Soldering Iron Tip, 34.5mm Tip Length, 1.6mm Tip Width - ET AA


This soldering iron tip is a chisel‑shaped replacement designed for use with compatible Weller handheld soldering tools. It serves as a consumable contact point that transfers heat from a soldering iron to components and solder joints in routine electronic assembly and repair tasks. The tip is certified under UPC standards and intended for technicians who require a direct, flat‑edged contact for efficient solder flow.

Features and Benefits:


• Chisel profile delivers broad heat transfer for larger joints
• Narrow 1.6mm edge enables precise solder application
• Robust metallurgy ensures consistent wetting behaviour
• Long service length reduces frequency of tip changes
• Compatible tip geometry supports steady thermal stability

Applications


• Suitable for through‑hole soldering on component leads
• Ideal for repairing connectors and cable terminations
• Used with LR20 legacy handheld soldering stations
• Can be used for WEP70 iron maintenance tasks
• Appropriate replacement for older LR21 tools

What approval indicates conformity with safety or performance checks?


The tip holds UPC approval, signifying it meets specified regulatory inspection criteria.

How does the chisel geometry affect soldering technique?


The flat bevel provides a controlled contact area that promotes uniform heat distribution and predictable solder flow along edges.

Will the tip fit both currently maintained and older equipment?


It is designed to be compatible with selected Weller irons, explicitly matching certain legacy models to ensure interchangeability.

What aspect of the tip influences longevity during repeated cycles?


The construction and surface composition are selected to resist rapid oxidation and maintain thermal conduction over extended use.

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