Project – 1N4148 Zener Diode – Fast Switching Diode

Thank you for shopping at Singh Varieties! We process orders within 1–2 business days after payment confirmation. Shipping rates are calculated at checkout based on your location and selected method. Standard delivery: 5–7 business days. Express: 2–3 business days. Once shipped, you’ll receive a tracking number via email. We ship within the U.S. and select international destinations. Delays may occur due to weather, customs, or carrier issues. All orders are insured against loss or damage. For order changes or cancellations, contact us before shipping. We occasionally offer free shipping promos—terms may apply. Questions? Email us at contact@singhvarieties.com.