Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular - BA9s Single-Contact Miniature Bayonet Base Lamps
APPROVED VENDORBA9s Single-Contact Miniature Bayonet Base Lamps

APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular

The APPROVED VENDOR Incandescent Bulb is a BA9s single-contact miniature bayonet base lamp with a T3-1/4 tubular (T) shape. It operates at 5V AC and produces white light, identified by trade number 1850 (MPN 1850-10PK).

SKU 3G-OTH-385266

Brand
APPROVED VENDOR
Item
Incandescent Bulb: Incandescent, Miniature Bayonet
Category
BA9s Single-Contact Miniature Bayonet Base Lamps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
1850-10PK
Type
Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1850
Voltage
5V AC
Bulb Shape
T3-1/4
Light Color
White
Trade Number
1850
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Incandescent Bulb is a BA9s single-contact miniature bayonet base lamp with a T3-1/4 tubular (T) shape. It operates at 5V AC and produces white light, identified by trade number 1850 (MPN 1850-10PK).

Frequently Asked Questions

What is the APPROVED VENDOR 1850 incandescent bulb used for?

The APPROVED VENDOR 1850 incandescent bulb is used as a replacement lamp in indicator lights, pilot lights, and small panel fixtures that require a BA9s miniature bayonet base. Its 5V AC rating and T3-1/4 tubular shape make it suitable for low-voltage signaling applications in industrial control panels and equipment.

What are the specifications of the APPROVED VENDOR 1850 bulb?

The APPROVED VENDOR 1850 bulb is a BA9s single-contact miniature bayonet base lamp with a T3-1/4 tubular shape. It operates at 5V AC, produces white light, and carries trade number 1850. The manufacturer part number is 1850-10PK. It is an incandescent type bulb.

Where to buy the APPROVED VENDOR 1850 bulb worldwide?

3G Electric supplies the APPROVED VENDOR 1850 incandescent bulb worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this BA9s miniature bayonet base lamp for your low-voltage signaling needs.

How to select the correct BA9s incandescent bulb for replacement?

To select the correct BA9s incandescent bulb, match the base type (BA9s single-contact miniature bayonet), voltage (5V AC for the 1850), bulb shape (T3-1/4 tubular), and trade number. Verify the application's voltage and physical fit. The APPROVED VENDOR 1850-10PK is a common choice for low-voltage indicator lights.

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 ba9s single-contact miniature bayonet base lamps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1408 (MPN 1408-10PK). Key specifications — Light Color: White; Trade Number: 1408; Voltage: 10V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1408 (MPN 1408-10PK). Key specifications — Light Color: White; Trade Number: 1408; Voltage: 10V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1835 (MPN 1835-10PK). Key specifications — Light Color: White; Trade Number: 1835; Voltage: 55V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1835 (MPN 1835-10PK). Key specifications — Light Color: White; Trade Number: 1835; Voltage: 55V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1847 (MPN 1847-10PK). Key specifications — Light Color: White; Trade Number: 1847; Voltage: 6.3V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1847 (MPN 1847-10PK). Key specifications — Light Color: White; Trade Number: 1847; Voltage: 6.3V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1816 (MPN 1816-10PK). Key specifications — Light Color: White; Trade Number: 1816; Voltage: 13V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1816 (MPN 1816-10PK). Key specifications — Light Color: White; Trade Number: 1816; Voltage: 13V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1888 (MPN 1888-10PK). Key specifications — Light Color: White; Trade Number: 1888; Voltage: 7V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1888 (MPN 1888-10PK). Key specifications — Light Color: White; Trade Number: 1888; Voltage: 7V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1829 (MPN 1829-10PK). Key specifications — Light Color: White; Trade Number: 1829; Voltage: 28V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1829 (MPN 1829-10PK). Key specifications — Light Color: White; Trade Number: 1829; Voltage: 28V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.

More from APPROVED VENDOR

View all APPROVED VENDOR parts →
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (G) Globe, G4-1/2, 57 (MPN 57-1PK). Key specifications — Light Color: White; Trade Number: 57; Voltage: 14V AC; Brand: APPROVED VENDOR; Bulb Shape: G4-1/2.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (G) Globe, G4-1/2, 57 (MPN 57-1PK). Key specifications — Light Color: White; Trade Number: 57; Voltage: 14V AC; Brand: APPROVED VENDOR; Bulb Shape: G4-1/2.
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 24V AC/DC (MPN L24V-MB-A). Key specifications — Light Color: Amber; Voltage: 24V AC/DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 24V AC/DC (MPN L24V-MB-A). Key specifications — Light Color: Amber; Voltage: 24V AC/DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 12V DC, White (MPN LM1012MB-WW). Key specifications — Light Color: White; Trade Number: 53, 57, 182, 293, 756, 1445, 1488, 1815, 1816, 1889, 1891, 1893, 1895; Voltage: 12V DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 12V DC, White (MPN LM1012MB-WW). Key specifications — Light Color: White; Trade Number: 53, 57, 182, 293, 756, 1445, 1488, 1815, 1816, 1889, 1891, 1893, 1895; Voltage: 12V DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 160V AC, White (MPN LM10160MB-WW). Key specifications — Light Color: White; Voltage: 160V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 160V AC, White (MPN LM10160MB-WW). Key specifications — Light Color: White; Voltage: 160V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 44 (MPN 21U517). Key specifications — Light Color: White; Trade Number: 44; Voltage: 6.3V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 44 (MPN 21U517). Key specifications — Light Color: White; Trade Number: 44; Voltage: 6.3V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 6.3V DC, Amber (MPN LM1006MB-A). Key specifications — Light Color: Amber; Trade Number: 51,55,44,47,239,755,1406,1847,1850,1866,1810,1888; Voltage: 6.3V DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 6.3V DC, Amber (MPN LM1006MB-A). Key specifications — Light Color: Amber; Trade Number: 51,55,44,47,239,755,1406,1847,1850,1866,1810,1888; Voltage: 6.3V DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 6V AC/DC (MPN L1006MB-WW). Key specifications — Light Color: White; Trade Number: 51,55,44,47,239,755,1406,1847,1850,1866,1810,1888; Voltage: 6V AC/DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Compact LED Bulb: LED, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 6V AC/DC (MPN L1006MB-WW). Key specifications — Light Color: White; Trade Number: 51,55,44,47,239,755,1406,1847,1850,1866,1810,1888; Voltage: 6V AC/DC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1819 (MPN 1819-1PK). Key specifications — Light Color: White; Trade Number: 1819; Voltage: 28V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.
APPROVED VENDOR
APPROVED VENDOR Incandescent Bulb: Incandescent, Miniature Bayonet (BA9s), (T) Tubular, T3-1/4, 1819 (MPN 1819-1PK). Key specifications — Light Color: White; Trade Number: 1819; Voltage: 28V AC; Brand: APPROVED VENDOR; Bulb Shape: T3-1/4.