20Pcs 1N4728A 1N4729A 1N4732A Zener Diode 1W 3.3V 3.6V 4.7V DO-41 Axial Lead Voltage for Power Supply Regulator Direct Insertion
SPECIFICATIONS
Brand Name: NONE
Condition: New
High-concerned chemical: none
Max. Forward Current: 1A
Max. Forward Voltage: 1.2V
Max. Reverse Current: 5
Max. Reverse Voltage: 4.7V
Origin: Mainland China
Type: Zener Diode
Voltage: 3.3V
20Pcs 1N4728A 1N4729A 1N4732A Zener Diode 1W 3.3V 3.6V 4.7V DO-41 Axial Lead Voltage for Power Supply Regulator Direct Insertion
-Pre factory inspection: All products have passed functional testing, visual inspection, and packaging protection, and are in good condition.
-Arrival inspection: If any transportation damage, broken feet or fragments are found within 24 hours after receiving the goods, please provide real photos and contact customer service.
-After sales Disclaimer: Damage caused by wiring errors, circuit faults, overvoltage burnout, manual disassembly, welding damage, or improper storage is not within the scope of after-sales service.
-Technical support: We provide basic parameter matching and installation guidance services.








- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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