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APPROVED VENDOR Incandescent Bulb: Incandescent, Glass Wedge (W2.1x9.5d), (T) Tubular, T3-1/4 - W2.1x9.5d Wedge Base Lamps
APPROVED VENDORW2.1x9.5d Wedge Base Lamps

APPROVED VENDOR Incandescent Bulb: Incandescent, Glass Wedge (W2.1x9.5d), (T) Tubular, T3-1/4

The APPROVED VENDOR Incandescent Bulb is a T3-1/4 tubular incandescent lamp with a W2.1x9.5d wedge base, trade number 658 (MPN 658-1PK). It operates at 14V AC and produces white light.

SKU 3G-OTH-386088

Brand
APPROVED VENDOR
Item
Incandescent Bulb: Incandescent, Glass Wedge
Category
W2.1x9.5d Wedge Base Lamps
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
658-1PK
Type
Glass Wedge (W2.1x9.5d), (T) Tubular, T3-1/4, 658
Voltage
14V AC
Bulb Shape
T3-1/4
Light Color
White
Trade Number
658
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Incandescent Bulb is a T3-1/4 tubular incandescent lamp with a W2.1x9.5d wedge base, trade number 658 (MPN 658-1PK). It operates at 14V AC and produces white light.

Frequently Asked Questions

What is the APPROVED VENDOR 658 incandescent bulb used for?

The APPROVED VENDOR 658 incandescent bulb is used for indicator and illumination applications in industrial control panels, instrumentation, and machinery. Its T3-1/4 tubular shape and W2.1x9.5d wedge base fit standard panel-mount lamp holders requiring a 14V AC white light source.

What are the specifications of the APPROVED VENDOR 658-1PK bulb?

The APPROVED VENDOR 658-1PK is a T3-1/4 tubular incandescent bulb with a glass wedge W2.1x9.5d base. It operates at 14V AC, produces white light, and carries trade number 658. The bulb is designed for direct replacement in equipment using this common wedge-base lamp.

Where to buy the APPROVED VENDOR 658 bulb worldwide?

3G Electric supplies the APPROVED VENDOR 658-1PK incandescent bulb worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this lamp to any international destination.

How to install a T3-1/4 wedge base bulb?

To install a T3-1/4 wedge base bulb like the APPROVED VENDOR 658, ensure power is off. Align the W2.1x9.5d glass wedge with the socket and push firmly until seated. Do not twist. For removal, pull straight out. Use a bulb rated for the same voltage (14V AC) to avoid overheating or failure.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR w2.1x9.5d wedge base lamps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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