Milbank 100A 3-Phase Ringless ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,357.33

Milbank 100A 3-Phase Ringless Meter Socket with Main Breaker and Lever Bypass

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Model: U3771-XL-100

In Stock (leaves warehouse same day if ordered before 3pm ET)

$1,357.33
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Milbank 100A 3-Phase Ringless Meter Socket with Main Breaker and Lever Bypass

Professional metering solution with integrated main breaker protection

The Milbank 100A 3-Phase Ringless Meter Socket delivers reliable electrical metering and main breaker protection for commercial and industrial applications. Featuring a robust G90 galvanized steel construction with powder coat finish and Type 3R rating, this UL Listed meter socket provides 100 continuous ampere capacity with integrated lever bypass functionality for safe maintenance operations.

Professional Features & Benefits

  • 100 Continuous Ampere Rating: Provides reliable power capacity for demanding commercial and light industrial electrical loads.
  • 3-Phase Configuration: Supports balanced three-phase power distribution for efficient motor and equipment operation.
  • Integrated Main Breaker: One 100 ampere main breaker delivers overcurrent protection and convenient disconnect capability.
  • Lever Bypass Provision: Enables safe meter maintenance and replacement without interrupting power to critical loads.
  • Type 3R Enclosure Rating: Weather-resistant construction suitable for outdoor installations and harsh environmental conditions.
  • G90 Galvanized Steel Construction: Durable material with powder coat finish ensures long-term corrosion resistance and structural integrity.
  • UL Listed Certification: Meets rigorous safety and performance standards for professional electrical installations.

Technical Specifications

  • Amperage Rating: 100 Continuous Ampere
  • Application: Meter Socket With Main
  • Brand Name: Milbank
  • Bypass Provision: Lever Bypass
  • Cable Entry: Overhead or Underground
  • Departent: Electrical
  • Equipment Ground: 3 Barrel Ground Lug
  • Frequency Rating: 60 Hertz
  • Hub Closing Plate: Small Closing Plate
  • Insulation: Glass Polyester
  • Line Side Wire Range: 6 - 2/0 AWG
  • Load Side Wire Range: 4 - 1/0 AWG
  • Main Breaker Size: One 100 Ampere Main Breaker
  • Number Of Jaws: 7 Terminal
  • Number Of Main Breakers: 1
  • Number Of Meter Positions: 1 Position
  • Number Of Receptacles: 0
  • Phase: 3 Phase
  • Product Family Code: MMMD
  • Product Height: 28 IN
  • Product Length: 4.844 IN
  • Product Material: G90 Galvanized Steel with Powder Coat Finish
  • Product Mounting: Surface Mount
  • Product Size: 4.844L x 13W x28H
  • Product Type: Ringless Meter Socket
  • Standard: UL Listed;Type 3R
  • Terminal: Lay in
  • Unspsc Number: 39121102
  • Voltage Rating: Up to 240 Volts Alternating Current
  • Width: 13 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

  • Commercial Buildings and Office Complexes
  • Light Industrial Facilities
  • Multi-Tenant Properties
  • Retail and Service Establishments
  • Municipal and Government Buildings
  • Educational Institutions
  • Healthcare Facilities

Why Choose Milbank Quality?

Milbank delivers proven reliability through UL Listed certification and Type 3R weather-resistant construction. The durable G90 galvanized steel with powder coat finish ensures long-term performance in demanding outdoor environments, while the integrated lever bypass system provides safe maintenance capabilities for uninterrupted service operations.

Manufacturer Resources

Product Specs

Amperage Rating:
100 Continuous Ampere
Application:
Meter Socket With Main
Brand Name:
Milbank
Bypass Provision:
Lever Bypass
Cable Entry:
Overhead or Underground
Departent:
Electrical
Equipment Ground:
3 Barrel Ground Lug
Frequency Rating:
60 Hertz
Hub Closing Plate:
Small Closing Plate
Insulation:
Glass Polyester
Line Side Wire Range:
6 - 2/0 AWG
Load Side Wire Range:
4 - 1/0 AWG
Main Breaker Size:
One 100 Ampere Main Breaker
Number Of Jaws:
7 Terminal
Number Of Main Breakers:
1
Number Of Meter Positions:
1 Position
Number Of Receptacles:
0
Phase:
3 Phase
Product Family Code:
MMMD
Product Height:
28 IN
Product Length:
4.844 IN
Product Size:
4.844L x 13W x28H
Product Type:
Ringless Meter Socket
Standard:
UL Listed;Type 3R
Terminal:
Lay in
Unspsc Number:
39121102
Voltage Rating:
Up to 240 Volts Alternating Current
Product Material:
G90 Galvanized Steel with Powder Coat Finish
Product Mounting:
Surface Mount
Amps:
100
Product Width:
13 IN
Department:
Electrical

Milbank U3771-XL-100 – Frequently Asked Questions

How fast can I get the Milbank U3771-XL-100 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 U3771-XL-100 come with a warranty?
Absolutely. The Milbank U3771-XL-100 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 U3771-XL-100?
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 U3771-XL-100 from ZenSupply?
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