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Mosquito Swatter Circuit Board (Model R29-T69)
৳ 210.00৳ 260.00 (-19%)
This High-Voltage Mosquito Swatter Circuit Board (Model: R29-T69) is a compact drop-in replacement module for electric insect rackets and DIY bug zapper projects. It features an integrated AC charging input, step-up pulse transformer, and heavy-duty storage capacitors to deliver an instantaneous high-voltage spark. Complete with a built-in power slide switch, tactile trigger button, and dual LED indicators, this board offers a reliable all-in-one repair solution.
If you need help installing this module, let me know:
- Do you need the wiring connections guide for the battery and the grid?
- What tools (like a soldering iron) do you have on hand?
I can provide the exact steps to help you complete your repair safely!
Mosquito Swatter Circuit Board (Model R29-T69)
This High-Voltage Mosquito Swatter Circuit Board (Model: R29-T69) is an all-in-one electronic module designed for replacement or DIY assembly inside electric insect-killing rackets. It integrates an AC-to-DC charging infrastructure, low-voltage control triggers, and a powerful multi-stage voltage multiplier network onto a single, compact printed circuit board (PCB).

Mosquito Swatter Circuit Board (Model R29-T69)
🛠️ Key Technical Features
- Dual-Input Charging Infrastructure: Equipped with an integrated direct AC plug prong layout at the base, allowing for direct wall-outlet recharging. It is optimized for standard 4V lead-acid batteries or 3.7V lithium-ion battery configurations.
- Multi-Stage Voltage Step-Up: Features a central pulse transformer coupled with a solid-state transistor switching circuit that efficiently elevates low battery power into an instantaneous, high-frequency AC arc.
- High-Capacitance Energy Storage: Uses a robust dual-capacitor layout (featuring prominent red film capacitors and a blue ceramic surge absorber) to store high-voltage energy, delivering a powerful instantaneous discharge upon contact with insects.
- On-Board Diagnostics & Control: Features dual red LED indicators to distinctly separate charging status from high-voltage grid activation. It includes a built-in safety slide power switch and a responsive tactile push-button trigger.
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Mosquito Swatter Circuit Board (Model R29-T69)
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📊 Specifications
Attribute Parameter / Details Model Code R29-T69 Input Charging Voltage AC 110V – 220V, 50/60 Hz Compatible Battery Output 3.6V – 5V DC (Lead-Acid or Li-ion) Estimated Grid Output 2000V – 3000V Pulse DC On-Board Controls 2-Position Slide Switch, Tactile Spring Button Visual Indicators 2x Red LEDs (Charging / Activation) -

Mosquito Swatter Circuit Board (Model R29-T69)
Applications
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- Direct Repairs:Perfect drop-in replacement board for broken, non-sparking, or water-damaged electric mosquito bats.
- DIY Electronic Projects: Ideal for hobbyists building custom bug zappers, static electricity generators, or exploring high-voltage pulse physics.
If you are currently troubleshooting or installing this module, let me know:-
- Is your racket having charging issues or failing to spark at the grid?
- What type of battery (rechargeable lead-acid or lithium) are you pairing it with?
I can give you the exact wiring schematic guidelines for your setup! -














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