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
BRYANT Wall Switch: Locking Switch, Single Pole, Maintained, Black, 120/277V AC - Locking Wall Switches
BRYANTLocking Wall Switches

BRYANT Wall Switch: Locking Switch, Single Pole, Maintained, Black, 120/277V AC

The BRYANT Wall Switch: Locking Switch (SKU 49YZ61, MPN 4901L) is a single-pole, maintained locking wall switch rated for 120/277V AC and 20 A. It is non-illuminated and comes in a black finish.

SKU 3G-OTH-14395

Brand
BRYANT
Item
Wall Switch: Locking Switch, Single Pole, Maintained, Black, 120/277V AC
Category
Locking Wall Switches
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

BRYANT
Manufacturer Part Number
4901L
Type
Single Pole, Maintained, Black, 20 A
AC
120/277V
Illuminated
No
Voltage Rating
120/277V AC
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

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

Product Description

The BRYANT Wall Switch: Locking Switch (SKU 49YZ61, MPN 4901L) is a single-pole, maintained locking wall switch rated for 120/277V AC and 20 A. It is non-illuminated and comes in a black finish.

Frequently Asked Questions

What is the BRYANT 4901L locking wall switch used for?

The BRYANT 4901L locking wall switch is used for industrial and commercial applications requiring a secure, maintained on/off control. Its locking mechanism prevents accidental operation, making it suitable for machinery, lighting, or equipment where safety and tamper resistance are needed.

What are the specifications of the BRYANT 4901L locking switch?

The BRYANT 4901L is a single-pole, maintained locking wall switch rated for 120/277V AC and 20 A. It is non-illuminated and comes in a black finish. The manufacturer part number is 4901L, and it is designed for secure, tamper-resistant operation in industrial environments.

Where to buy the BRYANT 4901L locking switch worldwide?

You can source the BRYANT 4901L locking switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your facility's needs.

How to install the BRYANT 4901L locking wall switch?

Install the BRYANT 4901L locking wall switch by first disconnecting power. Mount it in a standard wall box, connect line and load wires to the screw terminals per local codes, and secure the locking mechanism. Always follow manufacturer instructions and consult a qualified electrician for safe installation.

Used in

Common applications for BRYANT
Healthcare facilities — BRYANT hospital-grade duplex receptacles (e.g., 8200HBWTR) for patient rooms and critical care areas
Commercial office buildings — BRYANT duplex receptacles (e.g., 5262 series) for general power distribution in workstations
Industrial manufacturing plants — BRYANT quad receptacles (e.g., 21254BLK) for high-density power access on production floors
Educational institutions — BRYANT tamper-resistant receptacles for classrooms and laboratories to meet child safety codes
Retail and hospitality — BRYANT single receptacles (e.g., 5261I) for dedicated equipment connections in kitchens or display areas
Data centers — BRYANT 20 A receptacles (e.g., 5-20R) for server rack power distribution units

BRYANT Products

3G Electric supplies BRYANT locking wall switches. 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
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Ivory, 120/277V AC, 20 A (MPN 4901GLI). Key specifications — Illuminated: Yes; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Ivory, 120/277V AC, 20 A (MPN 4901GLI). Key specifications — Illuminated: Yes; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 20 A (MPN BRY4901B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 20 A (MPN BRY4901B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Toggle Switch, Double Pole, Maintained, Brown, 120/277V AC, 20 A (MPN 4902B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Double Pole, Maintained, Brown, 120/277V AC, 20 A (MPN 4902B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 30 A (MPN 3001). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 30 A (MPN 3001). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 15 A (MPN 4801B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Single Pole, Maintained, Brown, 120/277V AC, 15 A (MPN 4801B). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Toggle Switch, Double Pole, Maintained, Brown, 120/277V AC, 15 A (MPN 4802). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Toggle Switch, Double Pole, Maintained, Brown, 120/277V AC, 15 A (MPN 4802). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.

More from BRYANT

View all BRYANT parts →
BRYANT Wall Switch: Locking Switch, Single Pole, Maintained, Silver, 120/277V AC, 20 A (MPN 4901RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, Single Pole, Maintained, Silver, 120/277V AC, 20 A (MPN 4901RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, 3-Way, Maintained, Silver, 120/277V AC, 20 A (MPN 4903RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, 3-Way, Maintained, Silver, 120/277V AC, 20 A (MPN 4903RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, Double Pole, Maintained, Silver, 120/277V AC, 20 A (MPN 4902RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, Double Pole, Maintained, Silver, 120/277V AC, 20 A (MPN 4902RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, 3-Way, Maintained, Black, 120/277V AC, 15 A (MPN 4803L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, 3-Way, Maintained, Black, 120/277V AC, 15 A (MPN 4803L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, Double Pole, Maintained, Black, 120/277V AC, 20 A (MPN 4902L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, Double Pole, Maintained, Black, 120/277V AC, 20 A (MPN 4902L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, 4-Way, Maintained, Silver, 120/277V AC, 20 A (MPN 4904RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, 4-Way, Maintained, Silver, 120/277V AC, 20 A (MPN 4904RKL). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT Wall Switch: Locking Switch, 4-Way, Maintained, Black, 120/277V AC, 15 A (MPN 4804L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.
BRYANT
BRYANT Wall Switch: Locking Switch, 4-Way, Maintained, Black, 120/277V AC, 15 A (MPN 4804L). Key specifications — Illuminated: No; Voltage Rating: 120/277V AC.