Indoor, NEMA 1, Electrical Enclosures and Accessories

Boxes with Removable Back Panels

Mier’s popular lines of enclosures are designed to accommodate a wide variety of low-voltage uses. This extensive list of durable boxes offers a solution to most installation problems when it comes to size, style, and convenience. In addition to the boxes listed here, Mier Products manufactures other styles and types of indoor and outdoor metal and non-metallic boxes, and offers a line of high-quality Cam Locks to take security one step further.

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Indoor, NEMA 1, Electrical Enclosures and Accessories

BW-97

BW-97 indoor, NEMA 1, electrical enclosures from Mier Products
  • Dimensions (W” x H” x D”):
    5.25” x 5.25” x 2”
  • Color: Beige, Gray, Red
  • Features:
    • Multiple electrical knockouts
    • Screw cover
    • Continuous hinge
    • BW-97B – Beige 5.25”W x 5.25”H x 2”D enclosure
  • Premium Line Options:
    • BW-97GUL – The same enclosure in Gray with a UL Listing
    • BW-97RUL – The same enclosure in Red with a UL Listing
  • BW-97 Series Cut Sheet
  • BW-97 CAD Drawing in PDF format

BW-98

BW-98 indoor, NEMA 1, electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    7” x 8” x 3.5”
  • Color: Beige, Gray, Red
  • Features:
    • Multiple electrical knockouts
    • Cam Lock knockout
    • Screw cover
    • Continuous hinge
    • Keyhole mounting
    • Use with any of Mier’s standard locks and latches
    • BW-98B – Beige 7″W x 8″H x 3.5″D enclosure
  • Back Panel Option:
    • BW-98BP – an enclosure with a 5”x7” removable back panel
  • Premium Line Options:
    • BW-98GUL – a UL Listed, Gray model of the BW-98
    • BW-98BPGUL – a UL Listed, Gray model of the BW-98 with a 5”x7” white, 14-gauge, removable back panel
    • BW-98RUL – a UL Listed, Red model of the BW-98
    • BW-98BPRUL – a UL Listed, Red model of the BW-98 with a 5”x7” white, 14-gauge, removable back panel
  • BW-98 & BW-309 Series Cut Sheet
  • BW-98 CAD Drawing in PDF format

BW-99

BW-99 indoor, NEMA 1, electrical enclosures from Mier Products
  • Dimensions (W” x H” x D”):
    11” x 15” x 4”
  • Color: Beige, Gray, Red
  • Features:
    • Multiple electrical knockouts
    • Cam Lock knockout
    • Screw cover
    • Keyhole mounting
    • Use with Model 3000 locks
    • Popular size for use with batteries
    • BW-99B – Beige 11”W x 15”H x 4”D enclosure
  • Back Panel Option:
    • BW-99BP – an enclosure with a removable 9″ x 13″ back panel
  • Premium Line Options:
    • BW-99GUL – UL Listed Gray 11”W x 15”H x 4”D enclosure
    • BW-99BPGUL – UL Listed version with a 9”x13” 14-gauge removable white back panel
    • BW-99RUL – UL Listed Red 11”W x 15”H x 4”D enclosure
    • BW-99BPRUL – UL Listed version with a 9”x13” 14-gauge removable white back panel
  • BW-99 & BW-100 Series Cut Sheet
  • BW-99 CAD Drawing in PDF format

BW-100G, BW-100B,
BW-100R

BW-100 indoor, NEMA 1, electrical enclosures from Mier Products
  • Dimensions (W” x H” x D”):
    11” x 15” x 4”
  • Color: Gray, Beige, Red
  • Features:
    • Multiple electrical knockouts
    • Cam Lock installed
    • Continuous hinge
    • Keyhole mounting
    • Front-vented with 24 louvers
    • BW-100B – Beige 11”W x 15”H x 4”D enclosure with louvers in door and lock
    • BW-100BP – same as the above with a 9”x13” removable beige back panel
  • Premium Line Options:
    • BW-100GUL – UL Listed Gray 11”W x 15”H x 4”D enclosure with louvers in door and lock
    • BW-100BPGUL – UL Listed version with a 9”x13” 14-gauge removable white back panel
    • BW-100RUL – UL Listed Red 11”W x 15”H x 4”D enclosure with louvers in door and lock
    • BW-100BPRUL – UL Listed version with a 9”x13” 14-gauge removable white back panel
  • BW-99 & BW-100 Series Cut Sheet
  • BW-100 CAD Drawing in PDF format

BW-101

BW-101 indoor, NEMA 1, electrical enclosures from Mier Products
  • Dimensions (W” x H” x D”):
    15” x 18” x 4”
  • Color: Beige, Gray, Red
  • Features:
    • Multiple electrical knockouts
    • Cam Lock knockout
    • Screw cover
    • Keyhole mounting
    • Use with Model 3000 locks
    • Medium-size box accommodates many needs
    • BW-101B – Beige 15”W x 18”H x 4”D enclosure
  • Back Panel Option:
    • BW-101BP – an enclosure with a removable 13″ x 16″ back panel
  • Premium Line Options:
    • BW-101GUL – UL Listed Gray 15”W x 18”H x 4”D enclosure
    • BW-101BPGUL – UL Listed version with a 13”x16” 14-gauge removable white back panel
    • BW-101RUL – UL Listed Red 15”W x 18”H x 4”D enclosure
    • BW-101BPRUL – UL Listed version with a 13”x16” 14-gauge removable white back panel
  • BW-101 Series Cut Sheet
  • BW-101 CAD Drawing in PDF format

BW-102

BW-102 indoor, NEMA 1 electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    20” x 24” x 5”
  • Color: Gray
  • Features:
    • Multiple electrical knockouts, including large 2.5” KO
    • Cam Lock knockout
    • Keyhole mounting
    • Use with Model 3000 locks
    • Larger size box perfect for special applications
    • Hingeless door
    • BW-102G – 20″W x 24″H x 5″D
  • Back Panel Option:
    • BW-102BP – an enclosure with a removable 18” x 22” back panel
  • BW-102 Series Cut Sheet

BW-103G,
BW-103R

BW-103 indoor, NEMA 1, electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    24” x 30” x 6”
  • Color: Gray, Red
  • Features:
    • Multiple electrical knockouts,  including large 2.5” KO
    • Louvers in door
    • Vents in sidewalls
    • Double D hole for Model 3000 locks
    • Packed in own carton
    • Super-sized for many uses
    • Removable door
    • BW-103G – Gray 24″W x 30″H x 6″D enclosure
    • BW-103R – Red 24″W x 30″H x 6″D enclosure
  • Back Panel Option:
    • BW-103BP – an enclosure with a removable 22” x 28” back panel
  • BW-103 Series Cut Sheet

BW-104

BW-104 indoor, NEMA 1, electrical enclosure from Mier Products

BW-106

BW-106 Series Electrical Boxes
  • Dimensions (W” x H” x D”):
    12” x 12” x 4”
  • Color: Beige, Gray, Red
  • Features:
    • Multiple electrical knockouts
    • Cam Lock knockout
    • Screw cover
    • Continuous hinge
    • Keyhole mounting
    • Use with Model 3000 locks
    • BW-106B – 12″W x 12″H x 4″D enclosure
  • Back Panel Option:
    • BW-106BP – an enclosure with a removable 10” x 10” back panel
  • Premium Line Options:
    • BW-106GUL – UL Listed Gray 12”W x 12”H x 4”D enclosure
    • BW-106BPGUL – UL Listed version with a 10” x 10” 14-gauge removable white back panel
    • BW-106RUL – UL Listed Red 12”W x 12”H x 4”D enclosure
    • BW-106BPRUL – UL Listed version with a 10” x 10” 14-gauge removable white back panel
  • BW-106 & BW-310 Series Cut Sheet
  • BW-106 CAD Drawing in PDF format

BW-107

BW-107 indoor, NEMA 1 electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    9″ x 12″ x 4.5″
  • Color: Beige
  • Features:
    • Rugged CRS construction
    • Key holes for quick and easy mounting
    • Durable powder-coat finish
    • Holes are in place for bolting the door shut. Optional cam locks, combo locks or
      1/4-turn latches available
  • BW-107 Series Cut Sheet

BW-108

BW-108 indoor, NEMA 1, electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    11.25” x 11.25” x 3.5”
  • Color: Beige
  • Features:
    • Multiple electrical knockouts
    • Cam Lock knockout
    • Screw cover
    • Continuous hinge
    • Keyhole mounting
    • Use with Model 3000 locks
    • Great all-purpose size
    • BW-108B – 11.25″W x 11.25″H x 3.5″D enclosure
  • Back Panel Option:
    • BW-108BP – an enclosure with a removable back panel
  • BW-108 Series Cut Sheet
  • BW-108 CAD Drawing in PDF format

BW-109

BW-109 indoor, NEMA 1 electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    7.25” x 12” x 3.5”
  • Color: Beige
  • Features:
    • Multiple electrical knockouts
    • Cam lock knockout
    • Screw cover
    • Continuous hinge
    • Keyhole mounting
    • Use with Model 3000 locks
    • Slender appearance
    • BW-109B – 7.25″W x 12″H x 3.5″D enclosure
  • Back Panel Option:
    • BW-109BP – an enclosure with a removable back panel
  • BW-109 Series Cut Sheet
  • BW-109 CAD Drawing in PDF format

BW-309

BW-309 indoor, NEMA 1 electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    7” x 8” x 5.5”
  • Color: Beige
  • Features:
    • Depth makes this enclosure popular for unique applications
    • Multiple electrical knockouts
    • Use with Model 3000 locks (cam lock knockout)
    • Continuous hinge
    • Popular size for batteries
    • Screw cover
    • Keyholes for mounting
    • BW-309B – 7″W x 8″H x 5.5″D enclosure
  • Back Panel Option:
    • BW-309BP – an enclosure with a removable back panel
  • BW-98 & BW-309 Series Cut Sheet
  • BW-309 CAD Drawing in PDF format

BW-310

BW-310 indoor, NEMA 1, electrical enclosures from Mier Products
  • Dimensions (W” x H” x D”):
    12” x 12” x 5.5”
  • Color: Beige, Gray, Red
  • Features:
    • Depth is the unique feature
    • Multiple electrical knockouts
    • Use with Model 3000 locks (cam lock knockout)
    • Continuous hinge
    • Popular size for batteries
    • Screw cover
    • Keyholes for mounting
    • BW-310B – Beige enclosure with more depth at 12”W x 12”H x 5.5”D
  • Back Panel Option:
    • BW-310BP – same as the above with a 10” x 10” removable beige back panel
  • Premium Line Options:
    • BW-310GUL – UL Listed Gray 12”W x 12”H x 5.5”D enclosure
    • BW-310BPGUL – UL Listed version with a 10” x 10” 14-gauge removable white back panel
    • BW-310RUL – UL Listed Red 12”W x 12”H x 5.5”D enclosure
    • BW-310BPRUL – UL Listed version with a 10” x 10” 14-gauge removable white back panel
  • BW-106 & BW-310 Series Cut Sheet
  • BW-310 CAD Drawing in PDF format

BW-MR50SMBOX

BW-MR50SMBOX Mercury board, indoor, NEMA 1 electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    5.25” x 5.25” x 2.0”
  • Color: Gray
  • Features:
    • Mercury board not included
    • Surface mount
    • Solid door, Mier cam lock, standoffs in place to fit a Mercury MR50 board
    • Convenient knockout placement
    • Rugged CRS construction with one-piece piano hinge for strength
    • Durable gray powder-coat finish
    • Holes for quick and easy mounting
  • MR50 Mercury Board Enclosure Series Cut Sheet

BW-MR50FMBOX

BW-MR50FMBOX Mercury board enclosure with mount for reader from Mier Products
  • Dimensions (W” x H” x D”):
    7.5” x 7.5” x 3.0”
  • Color: Gray
  • Features:
    • Mercury board and reader not included
    • Flush mount
    • Standoff and holes in the door to fit a reader
    • Mier cam lock, tamper-switch, standoffs in place to fit a Mercury MR50 board
    • Convenient knockout placement
    • Rugged CRS construction with one-piece piano hinge for strength
    • Durable gray powder-coat finish
    • Holes for quick and easy mounting
  • MR50 Mercury Board Enclosure Series Cut Sheet

BW-MR50FMBOX2

BW-MR50FMBOX2 Mercury board, indoor, NEMA 1 electrical enclosure from Mier
  • Dimensions (W” x H” x D”):
    7.5” x 7.5” x 3.0”
  • Color: Gray
  • Features:
    • Mercury board not included
    • Flush mount
    • Solid door, Mier cam lock, tamper-switch, standoffs in place to fit a Mercury MR50 board
    • Convenient knockout placement
    • Rugged CRS construction with one-piece piano hinge for strength
    • Durable gray powder-coat finish
    • Holes for quick and easy mounting
  • MR50 Mercury Board Enclosure Series Cut Sheet

BW-PRO32SMBOX

BW-MR50SMBOX Mercury board, indoor, NEMA 1 electrical enclosure from Mier
  • Dimensions (W” x H” x D”):
    12” x 12” x 4.0”
  • Color: Gray
  • Features:
    • PRO3200 board not included
    • Surface mount
    • Mier cam lock, standoffs in place to fit a PRO3200 board
    • Convenient knockout placement
    • Rugged CRS construction with one-piece piano hinge for strength
    • Durable gray powder-coat finish
    • Holes for quick and easy mounting
  • PRO32 Board Enclosure Series Cut Sheet

BW-PRO32FMBOX

BW-PRO32FMBOX indoor, NEMA 1, electrical enclosure from Mier Products
  • Dimensions (W” x H” x D”):
    10” x 10” x 3.5”
  • Color: Gray
  • Features:
    • PRO3200 board not included
    • Flush mount
    • Mier cam lock, standoffs in place to fit a PRO3200 board
    • Convenient knockout placement
    • Rugged CRS construction with one-piece piano hinge for strength
    • Durable gray powder-coat finish
    • Holes for quick and easy mounting
  • PRO32 Board Enclosure Series Cut Sheet

Warranty Information

Warranty Information for Enclosures:

Mier Products, Inc.’s Limited Warranty Program, for Standard Line or Custom Metal Enclosures and Parts, protects the original owner for 30 days from the date of purchase against defects in original parts or workmanship. Mier Products, Inc. agrees to repair or replace parts (Mier’s option) that are deemed defective by our Quality Control Team, without charge for parts or labor, if the defective unit is returned prepaid to Mier Products, Inc., Kokomo, IN, 46901, within the 30-day period. As metal enclosures/parts are not products containing complicated technology or electronics, close inspection at the time of receipt by the customer will quickly determine product quality. Thus, Mier Products, Inc. recommends inspection of enclosures/parts immediately upon receipt and contacting Mier Products, Inc. if quality issues arise.

Mier Products, Inc. does not assume responsibility for claims or damages caused by improper installation or use of these products, accessories, and/or products connected to or stored within them. Mier Products, Inc. does not assume responsibility for damages to these products or their accessories due to shipping damage or damage occurring while in a customer’s warehouse and/or possession. These products and any accessories (including but not limited to air conditioning units, heaters, fans, filters, locks, latches, tamper switches, removable panels) must be shipped, handled, stored, and installed with strict adherence to OEM installation instructions.

This warranty constitutes the entire warranty with respect to Mier’s Metal Enclosures and Metal Fabricated Parts and IS IN LIEU OF ALL OTHERS, EXPRESSED OR IMPLIED, INCLUDING ANY WARRANTY OR MERCHANTABILITY AND WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND IN NO EVENT IS MIER PRODUCTS, INC., OR IT’S OEM PARTNERS, RESPONSIBLE FOR ANY CONSEQUENTIAL DAMAGES OF ANY NATURE WHATSOEVER.

Any warranty OR sales questions should be directed to Mier Products at 800-473-0213, or via e-mail to info@mierproducts.com.

Warranty Information for Air Conditioner, Heaters, Filters, Fans, Other OEM Partner Accessories:

Mier Products, Inc. works closely with reputable OEM Partners to offer accessories for our lines of enclosures and Drive-Alert Vehicle Detection Systems. Those accessories are warranted and supported by their OEM. As an example: Mier Products exclusively uses McLean Thermal air-conditioning units for our Temperature Controlled Enclosures. While the enclosure portion of these units is warranted by Mier Products, Inc., as written above under Metal Enclosures and Metal Fabricated Parts, the AC/Heater unit would be warranted and supported by McLean Thermal.