Milbank 320A 1-Phase Ringless ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$802.81
$702.67

Milbank 320A 1-Phase Ringless Meter Socket with Lever Bypass and Barrel Lock Provision

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Model: U4912-X-K3-BLG
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$802.81
$702.67
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Milbank 320A 1-Phase Ringless Meter Socket with Lever Bypass and Barrel Lock Provision

Professional Underground Metering Solution with Advanced Security Features

The Milbank 320A 1-Phase Ringless Meter Socket delivers reliable underground metering performance with integrated lever bypass functionality and barrel lock provision for enhanced security. Constructed with G90 galvanized steel and powder coat finish, this UL Listed Type 3R meter socket accommodates 4 AWG to 600 kcmil conductors with glass polyester insulation for long-term durability in demanding electrical service applications.

Professional Features & Benefits

  • 320 Continuous Ampere Rating: Handles substantial electrical loads for residential and commercial metering applications with reliable current capacity.
  • Lever Bypass Provision: Enables safe meter maintenance and replacement without service interruption, improving operational flexibility and reducing downtime.
  • 7/8 Inch Barrel Lock Provision: Includes knockout and angle bracket for enhanced security against unauthorized access and tampering.
  • 4 Terminal Ringless Design: Simplifies installation with single mechanical terminals accommodating wide conductor range from 4 AWG to 600 kcmil.
  • G90 Galvanized Steel Construction: Provides superior corrosion resistance with powder coat finish for extended service life in outdoor environments.
  • UL Listed Type 3R Rating: Meets stringent safety standards for outdoor installation with protection against weather and environmental conditions.
  • Underground Cable Entry: Designed specifically for underground service applications with appropriate sealing and protection features.

Technical Specifications

  • Amperage Rating: 320 Continuous Ampere
  • Application: Meter Socket
  • Barrel Lock Provision: 7/8 Inch Knockout and Angle Bracket For Barrel Lock Provision
  • Brand Name: Milbank
  • Bypass Provision: Lever Bypass
  • Cable Entry: Underground
  • Department: Electrical
  • Equipment Ground: 2 Barrel Ground Lug
  • Frequency Rating: 60 Hertz
  • Height: 30 IN
  • Hub Closing Plate: Large Closing Plate
  • Insulation: Glass Polyester
  • Line Side Wire Range: 4 AWG - 600 kcmil or Two 1/0 AWG - 250 kcmil
  • Load Side Wire Range: 4 AWG - 600 kcmil or Two 1/0 AWG - 250 kcmil
  • Main Breaker Size: No Main Breaker
  • Material: G90 Galvanized Steel with Powder Coat Finish
  • Mounting: Surface Mount
  • Number Of Jaws: 4 Terminal
  • Number Of Main Breakers: 0
  • Number Of Meter Positions: 1 Position
  • Number Of Receptacles: 0
  • Phase: 1 Phase
  • Product Family Code: 4T32
  • Product Group: Metering Equipment
  • Product Length: 5.75 IN
  • Product Size: 5.75L x 16W x30H
  • Product Subgroup: Meter Socket
  • Product Type: Ringless Meter Socket
  • Standard: UL Listed;Type 3R
  • Terminal: Single Mechanical
  • Unspsc Number: 39121102
  • Voltage Rating: 600 Volts Alternating Current
  • Width: 16 IN

Installation & Operation

  1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
  2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
  3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
  4. Configure any available load management or control features as supported by the provided specifications.
  5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
  6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

  • Residential Underground Service Metering
  • Commercial Building Electrical Service
  • Multi-Unit Property Metering
  • Industrial Facility Power Distribution
  • Municipal and Utility Infrastructure
  • Underground Service Installations
  • High-Security Metering Applications

Why Choose Milbank Quality?

Milbank meter sockets deliver proven reliability with UL Listed Type 3R certification and robust G90 galvanized steel construction. The comprehensive 4 AWG to 600 kcmil conductor compatibility and integrated security features provide professional-grade performance for demanding electrical service applications with long-term durability you can trust.

Manufacturer Resources

Product Specs

Amperage Rating:
320 Continuous Ampere
Application:
Meter Socket
Barrel Lock Provision:
7/8 Inch Knockout and Angle Bracket For Barrel Lock Provision
Brand Name:
Milbank
Bypass Provision:
Lever Bypass
Cable Entry:
Underground
Equipment Ground:
2 Barrel Ground Lug
Frequency Rating:
60 Hertz
Hub Closing Plate:
Large Closing Plate
Insulation:
Glass Polyester
Line Side Wire Range:
4 AWG - 600 kcmil or Two 1/0 AWG - 250 kcmil
Load Side Wire Range:
4 AWG - 600 kcmil or Two 1/0 AWG - 250 kcmil
Main Breaker Size:
No Main Breaker
Number Of Jaws:
4 Terminal
Number Of Main Breakers:
0
Number Of Meter Positions:
1 Position
Number Of Receptacles:
0
Phase:
1 Phase
Product Family Code:
4T32
Standard:
UL Listed;Type 3R
Terminal:
Single Mechanical
Unspsc Number:
39121102
Voltage Rating:
600 Volts Alternating Current
Product Subgroup:
Meter Socket
Product Type:
Ringless Meter Socket
Product Group:
Metering Equipment
Department:
Electrical
Product Size:
5.75L x 16W x30H
Product Length:
5.75 IN
Mounting Method:
Surface Mount
Product Height:
30 IN
Product Material:
G90 Galvanized Steel with Powder Coat Finish
Product Width:
16 IN

Milbank U4912-X-K3-BLG – Frequently Asked Questions

How fast can I get the Milbank U4912-X-K3-BLG delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Milbank U4912-X-K3-BLG come with a warranty?
Absolutely. The Milbank U4912-X-K3-BLG is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Milbank U4912-X-K3-BLG?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Milbank U4912-X-K3-BLG from ZenSupply?
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