B2B Tech Supply
  • Networking
    • Transmission Specialty Hardware
  • Video Surveillance
    • Security Cameras
    • Surveillance Video Recorders
    • Video Surveillance Prepackaged Kits
    • IP Surveillance Video Recording Software
    • CMS, Mobile and Video Analytics Software
    • Video Surveillance Keyboards and Joysticks
    • Video Encoders and Decoders
    • Power
    • License Plate Capture and Recognition
  • Access Control
    • Access Control Systems
    • Access Control Credentials
    • Access Control Keypads
    • Exit Devices, Buttons and Switches
    • Locking Devices
  • Alarm Systems
    • EDGE Series Systems and Components
    • GC2e Series Systems and Components
    • Rely Series Control Panels and Kits
    • Motion Sensors
    • Contacts and Switches
    • Glass Break and Shock Sensors
    • Alarm System Notification Devices
    • Push Buttons, Disconnect Cords and Sensors
    • Personal Safety and Alarm Systems
    • Driveway Alert Systems
    • STI Alarms and Chimes
    • STI Alarm and Chime Accessories
    • Potter Door Annunciators and People Counters
  • Intercom
    • Telephone Entry Intercom Systems
  • Push Buttons
    • 3-in-1 Button Kits
    • Abort Buttons
    • Custom Buttons
    • Emergency Buttons
    • Emergency Exit Buttons
    • Emergency Power Off Buttons
    • Emergency Stop Buttons
    • Evacuation Buttons
    • Exit Buttons
    • Fire Buttons
    • Fuel Pump Shut-Down Buttons
    • HVAC Shut-Down Buttons
    • Lockdown Buttons
    • No Text Buttons
    • Push to Exit Buttons
    • Alert Point Buttons
    • Global Reset Series Buttons
    • Universal Buttons
    • Button Covers
    • Button Enclosures
    • Button Accessories
    • Spanish Buttons
  • More
    • AV / Automation
    • Fire and Safety
    • Tools
    • Boxes, Cabinets and Enclosures
    • 2GIG Accessories
    • CG3/GC3e Radios and Antennas
    • Dormakaba RCI Electromagnetic Locks
    • Dormakaba RCI Electric Strikes
    • Dormakaba RCI Electric Locks
    • Dormakaba RCI Power Supplies
    • Dormakaba RCI Switches
    • Dormakaba RCI Keypads & Readers
    • Dormakaba RCI Exit Devices
    • Dormakaba RCI Specialty Locks
    • Linear Access Control
    • Linear Audio/Video Distribution
    • Linear Gate Operators
    • Linear Intercom & Communication Solutions
    • Linear Radio Control
    • Linear Security Solutions
    • Linear Video Surveillance
    • Seco-Larm Access Control
    • Seco-Larm Enforcer Video
    • Seco-Larm CCTV Accessories
    • Seco-Larm RF Wireless
    • Seco-Larm Burglar Security
    • Seco-Larm Audio/Video
    • Seco-Larm Vehicle Security
    • STI Accessories
    • STI Services
    • Deals of the Week
  • Frequently Asked Questions
  • Privacy Policy
  • Returns
  • Delivery Information
  • Sign in
  • Register
  • US Dollars
Vertical Categories
B2B Tech Supply
0
Over 500,000 items available for wholesale purchase.
  • My Account
    • Sign in
    • Register
  • Wish Lists
  • Compare
  • Check out
B2B Tech Supply
  • Hello, sign in My Account
    • Sign in
    • Register
  • My Cart

    0 items $0.00
All Categories
  • Networking
    • Transmission Specialty Hardware
  • Video Surveillance
    • Security Cameras
    • Surveillance Video Recorders
    • Video Surveillance Prepackaged Kits
    • IP Surveillance Video Recording Software
    • CMS, Mobile and Video Analytics Software
    • Video Surveillance Keyboards and Joysticks
    • Video Encoders and Decoders
    • Power
    • License Plate Capture and Recognition
  • Access Control
    • Access Control Systems
    • Access Control Credentials
    • Access Control Keypads
    • Exit Devices, Buttons and Switches
    • Locking Devices
  • Alarm Systems
    • EDGE Series Systems and Components
    • GC2e Series Systems and Components
    • Rely Series Control Panels and Kits
    • Motion Sensors
    • Contacts and Switches
    • Glass Break and Shock Sensors
    • Alarm System Notification Devices
    • Push Buttons, Disconnect Cords and Sensors
    • Personal Safety and Alarm Systems
    • Driveway Alert Systems
    • STI Alarms and Chimes
    • STI Alarm and Chime Accessories
    • Potter Door Annunciators and People Counters
  • Intercom
    • Telephone Entry Intercom Systems
  • Push Buttons
    • 3-in-1 Button Kits
    • Abort Buttons
    • Custom Buttons
    • Emergency Buttons
    • Emergency Exit Buttons
    • Emergency Power Off Buttons
    • Emergency Stop Buttons
    • Evacuation Buttons
    • Exit Buttons
    • Fire Buttons
    • Fuel Pump Shut-Down Buttons
    • HVAC Shut-Down Buttons
    • Lockdown Buttons
    • No Text Buttons
    • Push to Exit Buttons
    • Alert Point Buttons
    • Global Reset Series Buttons
    • Universal Buttons
    • Button Covers
    • Button Enclosures
    • Button Accessories
    • Spanish Buttons
  • More
    • AV / Automation
    • Fire and Safety
    • Tools
    • Boxes, Cabinets and Enclosures
    • 2GIG Accessories
    • CG3/GC3e Radios and Antennas
    • Dormakaba RCI Electromagnetic Locks
    • Dormakaba RCI Electric Strikes
    • Dormakaba RCI Electric Locks
    • Dormakaba RCI Power Supplies
    • Dormakaba RCI Switches
    • Dormakaba RCI Keypads & Readers
    • Dormakaba RCI Exit Devices
    • Dormakaba RCI Specialty Locks
    • Linear Access Control
    • Linear Audio/Video Distribution
    • Linear Gate Operators
    • Linear Intercom & Communication Solutions
    • Linear Radio Control
    • Linear Security Solutions
    • Linear Video Surveillance
    • Seco-Larm Access Control
    • Seco-Larm Enforcer Video
    • Seco-Larm CCTV Accessories
    • Seco-Larm RF Wireless
    • Seco-Larm Burglar Security
    • Seco-Larm Audio/Video
    • Seco-Larm Vehicle Security
    • STI Accessories
    • STI Services
    • Deals of the Week
  • Home
  • Frequently Asked Questions
  • Privacy Policy
  • Returns
  • Delivery Information
  • Home
  • More
  • Boxes, Cabinets and Enclosures
  • Mier Boxes, Cabinets and Enclosures
  • Indoor NEMA 1 Transformer Covers
  • BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray
All Categories
  • Networking
    • Transmission Specialty Hardware
  • Video Surveillance
    • Security Cameras
    • Surveillance Video Recorders
    • Video Surveillance Prepackaged Kits
    • IP Surveillance Video Recording Software
    • CMS, Mobile and Video Analytics Software
    • Video Surveillance Keyboards and Joysticks
    • Video Encoders and Decoders
    • Power
    • License Plate Capture and Recognition
  • Access Control
    • Access Control Systems
    • Access Control Credentials
    • Access Control Keypads
    • Exit Devices, Buttons and Switches
    • Locking Devices
  • Alarm Systems
    • EDGE Series Systems and Components
    • GC2e Series Systems and Components
    • Rely Series Control Panels and Kits
    • Motion Sensors
    • Contacts and Switches
    • Glass Break and Shock Sensors
    • Alarm System Notification Devices
    • Push Buttons, Disconnect Cords and Sensors
    • Personal Safety and Alarm Systems
    • Driveway Alert Systems
    • STI Alarms and Chimes
    • STI Alarm and Chime Accessories
    • Potter Door Annunciators and People Counters
  • Intercom
    • Telephone Entry Intercom Systems
  • Push Buttons
    • 3-in-1 Button Kits
    • Abort Buttons
    • Custom Buttons
    • Emergency Buttons
    • Emergency Exit Buttons
    • Emergency Power Off Buttons
    • Emergency Stop Buttons
    • Evacuation Buttons
    • Exit Buttons
    • Fire Buttons
    • Fuel Pump Shut-Down Buttons
    • HVAC Shut-Down Buttons
    • Lockdown Buttons
    • No Text Buttons
    • Push to Exit Buttons
    • Alert Point Buttons
    • Global Reset Series Buttons
    • Universal Buttons
    • Button Covers
    • Button Enclosures
    • Button Accessories
    • Spanish Buttons
  • More
    • AV / Automation
    • Fire and Safety
    • Tools
    • Boxes, Cabinets and Enclosures
    • 2GIG Accessories
    • CG3/GC3e Radios and Antennas
    • Dormakaba RCI Electromagnetic Locks
    • Dormakaba RCI Electric Strikes
    • Dormakaba RCI Electric Locks
    • Dormakaba RCI Power Supplies
    • Dormakaba RCI Switches
    • Dormakaba RCI Keypads & Readers
    • Dormakaba RCI Exit Devices
    • Dormakaba RCI Specialty Locks
    • Linear Access Control
    • Linear Audio/Video Distribution
    • Linear Gate Operators
    • Linear Intercom & Communication Solutions
    • Linear Radio Control
    • Linear Security Solutions
    • Linear Video Surveillance
    • Seco-Larm Access Control
    • Seco-Larm Enforcer Video
    • Seco-Larm CCTV Accessories
    • Seco-Larm RF Wireless
    • Seco-Larm Burglar Security
    • Seco-Larm Audio/Video
    • Seco-Larm Vehicle Security
    • STI Accessories
    • STI Services
    • Deals of the Week

Best Sellers

SS2231PO-EN STI Yellow Indoor/Outdoor Flush Turn-to-Reset Stopper Station with EMERGENCY POWER OFF Label English

SS2231PO-EN STI Yellow Indoor/Outdoor Flush Turn-to-Reset Stopper Station with EMERGENCY POWER OFF Label English

STI

MSRP: $146.97
Now: $101.00
Was:
1610227 Potter MTW-120MH MT Mini Horn 120VAC - White

1610227 Potter MTW-120MH MT Mini Horn 120VAC - White

Potter

MSRP: $60.00
Now: $54.00
Was:
P82WLS Kantech ioProx 2-Button Transmitter - MIN QTY 10

P82WLS Kantech ioProx 2-Button Transmitter - MIN QTY 10

Kantech

MSRP: $70.00
Now: $56.00
Was:
KIT-E10198 STI Normally Closed Contact for Switch Configuration 0, 1, 3 and 4

KIT-E10198 STI Normally Closed Contact for Switch Configuration 0, 1, 3 and 4

STI

MSRP:
Now: $14.00
Was:
SS2229HV-EN STI Yellow Indoor Only Flush or Surface Turn-to-Reset (Illuminated) Stopper Station with HVAC SHUT DOWN Label English

SS2229HV-EN STI Yellow Indoor Only Flush or Surface Turn-to-Reset (Illuminated) Stopper Station with HVAC SHUT DOWN Label English

STI

MSRP: $92.17
Now: $69.00
Was:
4890070 Potter LFH-24R Red 520 HZ Low Frequency Sounder

4890070 Potter LFH-24R Red 520 HZ Low Frequency Sounder

Potter

MSRP: $101.00
Now: $78.00
Was:

Stop the Spread of Germs

No Touch and Push Buttons
No Touch and Push Buttons
This cast aluminum touch free button applies NoTouch technology which helps reduce the spread of germs in any public building. To exit, a person must simply wave their hand in front of the device. The infrared will detect the motion and unlatch the time adjustable door.
View Products
Sidebar
BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray
  • BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray

BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray

(No reviews yet) Write a Review

Write a Review

BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray
Mier
BW-250GUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Gray

MSRP:
Now: $47.00
Was:
(You save )
Brand
Mier
SKU:
BW-250GUL
UPC:
612212026077

Adding to cart… The item has been added
Add to Wish List
  • Create New Wish List
  • Facebook
  • Email
  • Print
  • Twitter
  • Pinterest
  • Description
  • 0 Reviews

Features:

  • Dimensions: 4.625" W x 5.75" H x 2.5" D
  • Color: Gray
  • Indoor, NEMA Type 1
  • UL Listed
  • Protects low-voltage transformer (up to 20VA)
  • Hinged, screw cover
  • Vented

Mier's standard line of painted cabinets is designed to accommodate a wide variety of uses in the security and home-automation industries, including transformer covers and battery box enclosures.

 

Specifications

  • Dimensions - 4.625" W x 5.75" H x 2.5" D
  • Color - Gray

pdficon BW-250GUL Specifications PDF

Write a Review

0 Reviews Hide Reviews Show Reviews

  • Related Products
BW-250RUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Red

Mier

BW-250RUL Mier UL Listed NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Red

MSRP:
Now: $53.00
Was:
Features: Dimensions: 4.625" W x 5.75" H x 2.5" D Color: Red Indoor, NEMA Type 1 UL Listed Protects low-voltage transformer (up to 20VA) Hinged, screw cover Vented Mier's standard line of painted...
Add to Cart The item has been added
BW-375GUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Gray

Mier

BW-375GUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Gray

MSRP:
Now: $55.00
Was:
Features: Dimensions: 4.625"W x 5.75"H x 3.75"D Color: Gray Indoor, NEMA Type 1 UL Listed Protects low-voltage transformer (up to 20VA) Hinged, screw cover Vented Mier's standard line of painted...
Add to Cart The item has been added
BW-375YUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Yellow

Mier

BW-375YUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Yellow

MSRP:
Now: $70.00
Was:
Features: Dimensions: 4.625"W x 5.75"H x 3.75"D Color: Yellow Indoor, NEMA Type 1 UL Listed Protects low-voltage transformer (up to 20VA) Hinged, screw cover Vented Image shows gray but actual color...
Add to Cart The item has been added
BW-375RUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Red

Mier

BW-375RUL Mier UL Listed NEMA Type 1 Indoor 4.625"W x 5.75"H x 3.75"D Transformer Cover - Red

MSRP:
Now: $59.00
Was:
Features: Dimensions: 4.625"W x 5.75"H x 3.75"D Color: Red Indoor, NEMA Type 1 UL Listed Protects low-voltage transformer (up to 20VA) Hinged, screw cover Vented Mier's standard line of painted...
Add to Cart The item has been added
BW-250BLK Mier UL LIsted NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Black - Special Order

Mier

BW-250BLK Mier UL LIsted NEMA Type 1 Indoor 4.625" W x 5.75" H x 2.5" D Transformer Cover - Black - Special Order

MSRP:
Now: $49.00
Was:
Special Order/Non-Cancelable/Non-Returnable Features: Dimensions: 4.625" W x 5.75" H x 2.5" D Color: Black Indoor, NEMA Type 1 UL Listed Protects low-voltage transformer (up to 20VA) Hinged, screw...
Add to Cart The item has been added
B2B Tech Supply
Addresses : B2B Tech Supply
339 Hicksville Rd. #221
Bethpage, NY 11714
Email: info@b2btechsupply.com

Information

  • Frequently Asked Questions
  • Privacy Policy
  • Returns
  • Delivery Information
  • Terms & Conditions
  • Sitemap

Brands

  • STI
  • Dormakaba
  • Potter
  • Geovision
  • Mier
  • View All

All Categories

  • Networking
  • Video Surveillance
  • Access Control
  • Alarm Systems
  • Intercom
  • View All

Sign Up For Newsletter

Get the latest updates on new products and upcoming sales

© 2025 B2B Tech Supply