Middle Atlantic ERK-4028
40 RU, 28" Deep ERK Series Rack with Rear Door

OUR PART #  ERK-4028


Middle Atlantic's ERK-4028 is a 40RU, 28" deep economical standalone rack with solid sides. This steel ERK series rack can also be ganged to create partitioned multi-bay installations for thermal management control, future growth, or other purposes.

Middle Atlantic ERK-4028 Features:

  • Fully welded construction, solid sides
  • Enclosure sides include top and bottom venting
  • Convenient lacing points and slotted rail brackets for cable management
  • Standard front adjustable 10-32 threaded rackrail with numbered spaces
  • 1/2", 3/4", 1", and 1-1/2" electrical knockouts on removable top and bottom split rear plates. Top plates additionally include UHF/VHF knockouts
  • Includes standard configurable rear door
  • Optional front doors available
  • 2,500 lb. weight capacity
  • UL Listed in the US and Canada
  • Seismic certified when used with optional ERK-Z4 brackets (sold separately)  
  • Laser-cut 1/8" thick internal steel braces for strength
  • Finished in a durable black textured powder coat

Middle Atlantic ERK-4028 Specifications:

  • Rackrail Type: 10-32
  • Material: Steel
  • Mounting: Horizontal
  • Seismic Certified: Yes
  • UL Load Capacity: 2500 lbs (1136.36 kg)
  • UL Standards Tested: UL2416
  • RoHS: Yes
  • Greenguard: Yes
  • Usable Depth: 26.47" (67.23 cm)
  • Usable Height: 70.125" (178.12 cm)
  • Dimensions: 28" D x 74.125" H x 22" W (71.12 x 188.28 x 55.88 cm)
  • Rack Units: 40
Middle Atlantic PDLT-815RV-RN Rack Light with Power

Middle Atlantic PDLT-815RV-RN Rack Light with Power

PDLT-815RV-RN Rack Light with 15 Amp Power Distribution and Surge Suppression Status NotificationMiddle Atlantic Products PDLT-815RV-RN Specifications: Multifunctional PDLT Series Rack Light and PowerDistribution Unit designed to improve ...
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Middle Atlantic BB40 Copper Buss Bar (40 Space, 70" Tall, 2" Wide)

Middle Atlantic BB40 Copper Buss Bar (40 Space, 70" Tall, 2" Wide)

Middle Atlantic's solid copper bus bars are 1/8" thick x 2" wide, threaded 10-32, and punched for cable management. They are available in either 12 or 40 space models. Supplied mounting hardware includes nylon isolation washers, bolts ...
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Middle Atlantic D4-MID-ATLANTIC 4 Space Rack Drawer (3 space version shown)

Middle Atlantic D4-MID-ATLANTIC 4 Space Rack Drawer (3 space version shown)

The Middle Atlantic Products D4-MID-ATLANTIC drawer is fully enclosed with inside dimensions measuring 15 7/8" wide by 14 1/2" deep, the DC, D and TD series drawers feature spring-loaded latches and rugged, straightforward construction. ...
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Middle Atlantic D3-MID-ATLANTIC 3 RU Rack Drawer

Middle Atlantic D3-MID-ATLANTIC 3 RU Rack Drawer

Fully enclosed with inside dimensions measuring 15-7/8" wide by 14-1/2" deep, Middle Atlantic's D3 drawer features spring-loaded latches and a rugged, straightforward construction.  Faceplates come with a black brushed and ...
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Middle Atlantic D2-MID-ATLANTIC 2 Space Rack Drawer

Middle Atlantic D2-MID-ATLANTIC 2 Space Rack Drawer

The Middle Atlantic Products D2 is a fully enclosed two space rack drawer with inside dimensions measuring 15 7/8" wide by 14 1/2" deep, the DC, D and TD series drawers feature spring-loaded latches and rugged, straightforward ...
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Middle Atlantic SS Sliding Rackshelf, 1 RU

Middle Atlantic SS Sliding Rackshelf, 1 RU

A 50 lb. capacity and heavy-duty 16-gauge steel construction are two of the defining features which make our model SS sliding shelf both functional and rugged. Capable of latching in an open or closed position, the shelf slides on ball ...
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Middle Atlantic PDT1015C-NS PDT-1015C-NS

Middle Atlantic PDT1015C-NS PDT-1015C-NS

PDT Series Thin Power Strips take up minimal space inside a rack and feature a unique design that allows for isolated ground configurability.  Dual circuit models can be configured to operate as a single circuit and all models are ...
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Middle Atlantic PD915R 9 Outlet (8 rear, 1 front) Rackmount Power Strip, 15 Amp

Middle Atlantic PD915R 9 Outlet (8 rear, 1 front) Rackmount Power Strip, 15 Amp

The PD-915R rackmount power distribution unit is equipped with 8 rear outlets, and one front outlet. Standard equipment includes surge and spike protection, EMI filtering, and a 9' cord. A generous 9" depth offers easy access to the 15 amp ...
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Middle Atlantic SSL Low-Profile Sliding Rack Shelf

Middle Atlantic SSL Low-Profile Sliding Rack Shelf

Filling just a single rack space, Middle Atlantic's low profile SSL sliding shelf extends 11" on 3/4" nylon roller slides equipped with positive-stop lockouts. A telescopic rear support mounts to any rack. The shelf itself is ...
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Middle Atlantic PD2015R-NS 20 Outlet, 15 Amp Power Strip (with 9 ft. Power Cord, No Power Switch)

Middle Atlantic PD2015R-NS 20 Outlet, 15 Amp Power Strip (with 9 ft. Power Cord, No Power Switch)

Designed to optimize space and efficiency in power management, the new single circuit, 15 Amp rackmount power distribution system provides 20 total outlets within a shallow depth.Features: Versatile design allows for the unit to be ...
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Middle Atlantic U2V  2-Space Vented Universal Rack Shelf

Middle Atlantic U2V 2-Space Vented Universal Rack Shelf

Featuring fully ventilated bottom and sides for heat dissipation, these fully welded, easy-to-install shelves fit all components up to 17-3/8" wide to quickly meet all of your rackmounting needs.  Made from 16-gauge steel, each unit ...
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Middle Atlantic U1V  1-Space Vented Universal Rack Shelf

Middle Atlantic U1V 1-Space Vented Universal Rack Shelf

Featuring fully ventilated bottom and sides for heat dissipation, these fully welded, easy-to-install shelves fit all components up to 17-3/8" wide to quickly meet all of your rackmounting needs.  Made from 16-gauge steel, each unit ...
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Middle Atlantic HPQ 100-Piece Phillips Screws with Washers

Middle Atlantic HPQ 100-Piece Phillips Screws with Washers

Cable friendly HPQ series screws are 3/8" long with 10-32 threads and feature a rounded end to allow wires to be dressed inside front rackrail without chafing. Featuring an attractive Phillips truss head, finished in black oxide.
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Middle Atlantic LF-MID-ATLANTIC Leveling Feet for Slim 5, set of 4

Middle Atlantic LF-MID-ATLANTIC Leveling Feet for Slim 5, set of 4

Adjustable leveling feet fit all Middle Atlantic Products racks and enclosures (except for VRK Series). Isolation leveling feet also available with protective rubber cover to isolate racks from the floor. Leveling feet also work with ...
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Middle Atlantic HTX 50 Pack Torx Star-Post screws and washers

Middle Atlantic HTX 50 Pack Torx Star-Post screws and washers

These 10-32 by 3/4" security screws feature a star post drive. All screws have a self-guiding pilot point, black oxide finish and come with factory installed nylon washers in lots of 50. Star post drive bits available.
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Middle Atlantic HPS 25-Pack of 10-32 x 3/4" Phillips Head Screws with Nylon Washer

Middle Atlantic HPS 25-Pack of 10-32 x 3/4" Phillips Head Screws with Nylon Washer

Middle Atlantic's HP series rackscrews are 3/4" long with 10-32 threads and feature an attractive Phillips truss-head for a clean modern appearance. All screws have a self-guiding pilot point, include factory installed nylon washers for ...
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Middle Atlantic UPS-2200R 2150VA/1650W Uninterruptible Power Supply

Middle Atlantic UPS-2200R 2150VA/1650W Uninterruptible Power Supply

Features: Pure Sine Wave technology provides optimum waveform for sensitive AV components Line interactive with Automatic Voltage Regulation Compact rackmount chassis only 19" deep Easily integrates with control systems using ...
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Usually ships in 3 business days.
Middle Atlantic PFD40 40-Space Plexiglass Front Door

Middle Atlantic PFD40 40-Space Plexiglass Front Door

Offered in lightly smoked plexiglass, fully vented, vented plexi, NEW large perforated vented and solid configurations. Beveled corners provide a stylistically modern appearance, while hinging either left or right. Large perf door has 68% ...
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Usually ships in 6-10 business days.
Middle Atlantic ERK-4QFT-FC Rack FanTop Three-4.5"  Quiet Fans for ERK, SCRK Racks, 150-CFM

Middle Atlantic ERK-4QFT-FC Rack FanTop Three-4.5" Quiet Fans for ERK, SCRK Racks, 150-CFM

NOTE: A 4-fan top is pictured, this is a 3-fan top. Integrated fan tops save time and money, and simplify ordering Includes proportional speed thermostatic fan control to ensure that fans only run when needed, extending fan life, ...
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Usually ships in 6-10 business days.
Middle Atlantic ERK-10FT-FC Integrated Fan Rack top for EKR/SCRK racks, 550 cfm, one 10" fan

Middle Atlantic ERK-10FT-FC Integrated Fan Rack top for EKR/SCRK racks, 550 cfm, one 10" fan

NOTE: A 4-fan top is pictured, this is a single fan top. Integrated fan tops save time and money, and simplify ordering Includes proportional speed thermostatic fan control to ensure that fans only run when needed, extending fan life, ...
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Usually ships in 6-10 business days.
Middle Atlantic PDCOOL-1020RK  PowerCool Series 1RU 10 Outlet 20 Amp Power/Cooling Conditioner

Middle Atlantic PDCOOL-1020RK PowerCool Series 1RU 10 Outlet 20 Amp Power/Cooling Conditioner

The Middle Atlantic PDCOOL-1020RK is a 10 outlet conditioner that combines power distribution and cooling in a convenient one space package.Middle Atlantic PDCOOL-1020RK Features: Quiet blower exhausts 50 CFM with high static pressure to ...
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Usually ships in 6-10 business days.
Middle Atlantic LVFD-40 40-Space Front Rack Door, Large Perforation Vented

Middle Atlantic LVFD-40 40-Space Front Rack Door, Large Perforation Vented

Features: Beveled cornersHingable with left or right alignmentLarge perforation door has 68% open areaBlack textured powder coat finishIncludes keylock
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Usually ships in 6-10 business days.
Middle Atlantic ERK-10FT-550CFM 550 CFM Integrated 10" Top Fan

Middle Atlantic ERK-10FT-550CFM 550 CFM Integrated 10" Top Fan

The Middle Atlantic ERK-10FT-550CFM is a preassembled fan top with one 10" fan that fits their WMRK, ERK (35 RU and up) and SCRK series racks.  The fan includes a removable 2RU service plate that allows top removal without ...
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Usually ships in 6-10 business days.
Middle Atlantic VFD-40 40Sp Front Door Vented

Middle Atlantic VFD-40 40Sp Front Door Vented

This Vented Front Door VFD-40 (Black) is the perfect addition to an existing rack, increasing the level of security and protection for your valuable equipment. The rack's beveled corners offer a stylistically modern appearance while the ...
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Usually ships in 2 business days.
Middle Atlantic FD-40 Fd 40 40-Space Rack (with Solid Front Door)

Middle Atlantic FD-40 Fd 40 40-Space Rack (with Solid Front Door)

Offered in lightly smoked plexiglass, fully vented, vented plexi, NEW large perforated vented and solid configurations. Beveled corners provide a stylistically modern appearance, while hinging either left or right. Large perf door has 68% ...
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Usually ships in 6-10 business days.
Middle Atlantic D5-MID-ATLANTIC 5 Space 8.75" Rack Drawer

Middle Atlantic D5-MID-ATLANTIC 5 Space 8.75" Rack Drawer

Fully enclosed with inside dimensions measuring 15 7/8" wide by 14 1/2" deep, the DC, D and TD series drawers feature spring-loaded latches and rugged, straightforward construction. Faceplates come with a silver brushed and anodized, ...
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Usually ships in 6-10 business days.
Middle Atlantic CBS-ERK-28  Skirted Caster Base Kit for ERK Series Rack Systems

Middle Atlantic CBS-ERK-28 Skirted Caster Base Kit for ERK Series Rack Systems

The Middle Atlantic CBS-ERK-28 Skirted base hides wheels for an improved aesthetic appearance, and bolt to bottom of ERK Series rack systems. Skirted caster bases add 3-3/4” to overall rack height. Each base comes with its wheels ...
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Usually ships in 6-10 business days.
Middle Atlantic PDT1020C-NS PDT-1020C-NS

Middle Atlantic PDT1020C-NS PDT-1020C-NS

PDT Series Thin Power Strips take up minimal space inside a rack and feature a unique design that allows for isolated ground configurability.  Dual circuit models can be configured to operate as a single circuit and all models are ...
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Usually ships in 4 business days.
Middle Atlantic KO-AWFP2 Rear Door Fan Knockout Kit (Includes Two Fans)

Middle Atlantic KO-AWFP2 Rear Door Fan Knockout Kit (Includes Two Fans)

The rear doors on Middle Atlantic's enclosures are now configurable for enhanced thermal management.  Field configurable to easily accommodate changing requirements For WRK, MRK, and ERK series enclosures Includes two fans
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Usually ships in 6-10 business days.
Middle Atlantic PDT-615C-NS  15 Amp 6 Outlet Thin Power Strip

Middle Atlantic PDT-615C-NS 15 Amp 6 Outlet Thin Power Strip

PDT Series Thin Power Strips take up minimal space inside a rack and feature a unique design that allows for isolated ground configurability. Dual circuit models can be configured to operate as a single circuit and all models are factory ...
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Usually ships in 2 business days.
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