OEM Incandescent Bulb: Incandescent
The APPROVED VENDOR Incandescent Bulb is a W2.5x16 Wedge Base Lamp with a plastic wedge double filament (W2.5x16q) and S8 bulb shape. It operates at 14V AC and emits amber light, identified by trade number 3157NA and…
SKU 3G-OTH-387935
Also listed as: 3157NA2PK · 3157NA 2PK
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The APPROVED VENDOR Incandescent Bulb is a W2.5x16 Wedge Base Lamp with a plastic wedge double filament (W2.5x16q) and S8 bulb shape. It operates at 14V AC and emits amber light, identified by trade number 3157NA and manufacturer part number 3157NA-2PK.
Frequently Asked Questions
What is the APPROVED VENDOR 3157NA-2PK incandescent bulb used for?
This amber S8 bulb with a plastic wedge double filament base (W2.5x16q) is designed for sign lighting and automotive signaling applications. It operates at 14V AC and is commonly used in industrial equipment indicator panels and warning lights where a durable, replaceable incandescent source is required.
What are the specifications of the APPROVED VENDOR 3157NA incandescent bulb?
The bulb has a voltage rating of 14V AC, an S8 bulb shape, amber light color, and a plastic wedge double filament base (W2.5x16q). Its trade number is 3157NA, and the manufacturer part number is 3157NA-2PK. It is supplied by APPROVED VENDOR as a standard sign-type lamp.
Where to buy the APPROVED VENDOR 3157NA-2PK bulb worldwide?
3G Electric supplies the APPROVED VENDOR 3157NA-2PK incandescent bulb to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this and other industrial lighting components.
How to install a W2.5x16 wedge base bulb like the 3157NA?
To install a W2.5x16 wedge base bulb, ensure power is off. Align the plastic wedge base with the socket slot and push firmly until it clicks into place. Do not twist. For double filament bulbs like the 3157NA, verify correct orientation per the fixture markings. Always use gloves to avoid oil contamination.
OEM Products
3G Electric supplies OEM w2.5x16 wedge base lamps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
