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Green overcoat pen with precision tip for circuit board protection

TechSpray

TechSpray Overcoat Pen 2509-GN soldering

SKU CH-4Z9A-F5FTS

Overcoat pen insulates PCB traces against high-voltage arcing and protects against moisture and fungus with green coating visible under black light

  • Product typeSoldering Accessories
  • Main materialHAWA
  • Protects circuits from moisture and fungus
  • Green coating enables black-light inspection of repairs
  • Insulates PCB traces against high-voltage arcing
  • Precision pen tip allows targeted rework application
  • Designed for use alongside soldering tools

Precision Rework Tool

The TechSpray Overcoat Pen 2509-GN is a precision dispensing pen for applying protective coating during soldering rework and repair. It targets technicians who need to insulate printed circuit board traces and components against high voltage arcing. The pen format allows controlled application exactly where coverage is required. It is not suited for buyers who need bulk conformal coating for full-board production runs.

Green Inspection Capability

The coating appears green under normal light and fluoresces under black light for easy inspection of coverage. This single visual property lets operators verify that every targeted trace and component is protected after rework. Without this feature a technician cannot confirm complete insulation without destructive testing.

Moisture and Fungus Barrier

The cured film insulates against moisture ingress and fungus growth on dense assemblies. Normal use involves minimal odour and no specialised ventilation beyond standard workshop practice. Power draw is not applicable as the pen is a passive dispensing tool with no electrical consumption.

How it compares

Measured against everything we stock in Soldering Irons & Stations, at today’s prices. Recalculated every night.

Price $15.99
Cheaper than about 70% of the 802 comparable items (median $25.99).

Specifications

Product
Brand nameTechspray
Product typeSoldering Accessories
Size & build
Main materialHAWA

Questions about this item

What does the 2509-GN pen do once it's on a circuit board?

The green coating insulates traces and components against high-voltage arcing while protecting the board from moisture and fungus.

How does the pen apply the coating and what limits its use?

The pen tip lets you place material precisely during rework or repair, and the coating fluoresces under black light so you can verify coverage.

What does the pen need to fit or mount in a workspace?

It is a hand-held pen that requires no mounting hardware; you simply cap it after use and store it like a marker.

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