Traulsen Light Bulb — 25W Shielded with Rubber Coating

OEM Part Details

• Manufacturer: Traulsen
• OEM Number: 337-40739-00
• OEM Status: VERIFIED
• MPN: 337-40739-00
• SKU: PD-120-141
• Part Type: Shielded light bulb

Product Overview

OEM Part Details Manufacturer: Traulsen OEM Part Number: 337-40739-00 SKU: PD-120-141 Part Type: Shielded light bulb Equipment Category: Commercial refrigeration equipment Product Overview Traulsen OEM part 337-40739-00 is a shielded light bulb used for cabinet lighting service in commercial refrigeration equipment. Clear, dependable cabinet illumination helps staff identify stored product, inspect shelving areas, and work safely around refrigerated equipment during normal operation. When a cabinet light no longer illuminates, flickers, or appears physically damaged, the bulb and related fixture components deserve attention. This manufacturer-identified replacement bulb is supplied with a shielded, rubber-coated design. Matching the original component and the Traulsen OEM number helps reduce the chance of ordering a bulb that does not match the fixture arrangement or intended service application. A correct lighting component supports routine cabinet access without making unsupported claims about temperature control, airflow, or refrigeration performance. Before ordering, compare the original bulb, fixture area, equipment data plate information, and OEM number with the product details provided here.

Product Function

Product Function This shielded light bulb provides illumination for the lighting area of applicable Traulsen commercial refrigeration equipment. Its role is straightforward but important: it allows personnel to see cabinet contents and the surrounding storage space when the fixture is energized. Proper lighting can make routine product handling, cleaning, and visual cabinet inspection more practical in busy foodservice settings. The bulb works as part of a larger lighting arrangement rather than as a temperature-control or refrigeration-system component. If illumination is absent or inconsistent, the bulb should be considered alongside the lamp socket, fixture lens, wiring connection, and door switch where equipped. Replacing only the bulb without evaluating visible condition at the fixture may leave an underlying lighting issue unresolved.

Why Choose a Genuine OEM Replacement?

Why Choose a Genuine OEM Replacement? Traulsen OEM part 337-40739-00 gives buyers a reliable manufacturer part-number reference for identifying this shielded light bulb. Matching the OEM number to the original component helps distinguish the correct service item from bulbs that may look similar but differ in physical arrangement or intended equipment use. Using the documented Traulsen part number also gives service personnel a clear reference when comparing the existing component, equipment information, and replacement order before installation.

How This Part Works

How This Part Works When the cabinet lighting circuit is energized, electrical power is delivered through the fixture and lamp socket to the light bulb. The bulb then produces illumination for the cabinet area. The surrounding fixture components, including the socket, lens cover where equipped, wiring connection, and door-operated switch where equipped, all contribute to dependable lighting operation. Because lighting concerns can originate at more than one point, a non-illuminated cabinet does not automatically mean the bulb is the only issue. A damaged bulb may be the visible cause, while a loose connection, worn socket, damaged lens arrangement, or switch concern may also require inspection. The shielded, rubber-coated construction identified for this Traulsen part should be compared with the original component so the replacement matches the physical service need.

Technician Service Tip

Technician Service Tip Have qualified commercial equipment service personnel follow applicable electrical safety procedures before handling the lighting fixture. Compare the removed bulb with Traulsen OEM number 337-40739-00, then inspect the visible condition of the socket, lens cover, wiring connection, and door switch where equipped. A clean, undamaged fixture area helps make it easier to identify whether the bulb is the likely service item or whether related lighting components need attention.

Common Failure Symptoms

• Cabinet illumination may be absent when the lighting circuit is expected to be energized.
• Intermittent light output can indicate that the bulb, socket, or wiring connection should be inspected.
• Visible damage to the bulb or its shielded coating may indicate that replacement is needed.
• A bulb that does not illuminate after a known-good replacement is installed can indicate a related fixture or circuit concern.
• Light output that changes when the door is moved may indicate that the door switch or its connection should be inspected where equipped.
• A loose-fitting bulb can indicate that the bulb and lamp socket need comparison for proper physical engagement.
• Darkened, damaged, or heat-affected areas around the fixture may indicate that the fixture components should be evaluated by qualified personnel.
• A cracked, missing, or damaged lens cover may indicate that the lens and nearby lighting components need inspection.
• Repeated lighting concerns may indicate that the bulb should be evaluated together with the socket, wiring connection, and switch arrangement where equipped.

Commercial Applications

Commercial Applications This Traulsen shielded light bulb is intended for commercial refrigeration equipment service where the documented OEM number and original component match. Commercial refrigeration lighting is relevant in foodservice environments that depend on accessible, visible refrigerated storage, including restaurant kitchens, institutional kitchens, commercial cold-storage operations, and equipment service departments. The available product information supports use as a cabinet lighting component; it does not establish fitment for a specific equipment model. Confirm the equipment data plate information and compare the original component before purchase.

Before You Order

• Match Traulsen OEM part number 337-40739-00 to the original component or approved equipment documentation.
• Compare the original bulb's overall physical appearance with the product image and description.
• Confirm that the replacement needed is a shielded light bulb for commercial refrigeration equipment.
• Review the equipment data plate and serial information before placing the order.
• Inspect the lamp socket for visible damage, looseness, corrosion, or other condition concerns.
• Compare the fixture area and bulb engagement arrangement with the original component.
• Inspect the lens cover or fixture guard where equipped for damage that may affect the lighting area.
• Check the door switch arrangement where equipped if the cabinet light concern occurs when the door is opened or closed.
• Have qualified service personnel evaluate wiring or fixture concerns when the issue is not clearly limited to the bulb.

Related Components

• Lamp socket: Inspect the socket for visible wear, damage, or poor bulb engagement when replacing the light bulb.
• Lens cover or fixture guard: Check the cover for cracks, missing pieces, or physical damage that may affect protection around the lighting area.
• Wiring connector: Inspect visible fixture wiring connections for secure engagement when illumination remains inconsistent after bulb service.
• Door switch: Where equipped, inspect the door-operated switch because it may control when cabinet lighting is energized.

Frequently Asked Questions

What is Traulsen OEM part 337-40739-00?

Traulsen OEM part 337-40739-00 is a shielded light bulb identified for commercial refrigeration equipment lighting service.

Is this bulb a genuine Traulsen OEM part?

Yes. The supplied product identification lists Traulsen OEM part number 337-40739-00 for this shielded light bulb.

What should I compare before ordering this Traulsen light bulb?

Compare OEM number 337-40739-00, the original bulb, the fixture arrangement, the equipment data plate information, and the product image before ordering.

Can a cabinet light problem be caused by something other than the bulb?

Yes. A lighting concern can also indicate that the lamp socket, fixture wiring connection, lens arrangement, or door switch where equipped should be inspected.

Does this product include a lamp socket or lens cover?

The available product identification describes a shielded light bulb. It does not state that a lamp socket, lens cover, or other fixture components are included.

Does this bulb fit every Traulsen refrigeration cabinet?

Specific equipment fitment is not provided. Confirm Traulsen OEM number 337-40739-00 and compare the original component with the equipment information before purchase.