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Red nylon flanged inlet with four locking terminals

Eaton

Eaton AHCL1920FI 20 A 277/480 V 4-pole 4-wire 3-phase straight blade plug

SKU CH-AY6Z-881HP

A 20 A 277/480 V three-phase flanged inlet with four poles, four wires, back-wire terminals, individual wiring compartments and nylon housing rated from −40 °C to 60 °C

  • Housing typeElectrical plug
  • Number of items1
  • Product typeElectrical plug
  • 20 A 277/480 V three-phase power delivery
  • Four-pole four-wire configuration supports balanced loads
  • Back-wire terminal clamps simplify secure connections
  • Individual wiring compartments with tapered channels ease wire insertion
  • All-nylon housing withstands -40 °C to 60 °C operation

Industrial three-phase inlet

The Eaton AHCL1920FI is a straight-blade flanged inlet rated for 20 A at 277/480 V three-phase power. It uses a four-pole, four-wire configuration suitable for industrial machinery and fixed equipment connections. The red colour coding and L19-20 form factor provide quick visual identification on a panel or enclosure.

Sustained-load behaviour

Nylon construction and individual wiring compartments with tapered channels keep conductors seated during continuous operation. The housing is rated from -40 °C to 60 °C without impact, so the inlet maintains mechanical integrity and contact pressure through thermal cycling in demanding environments.

Deciding specification

The 14-8 AWG back-wire terminal clamps accept a wide range of conductor sizes for secure termination. This wire-range compatibility determines whether the inlet matches the installation's cabling without adapters or oversized lugs.

How it compares

Measured against everything we stock in AC Plugs & USB Wall Chargers, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 70% of the 547 comparable items (median $17.99).

Specifications

Product
Brand nameEaton
Product typeElectrical plug
In the box
Number of items1
More details
Housing typeElectrical plug

Questions about this item

Does the Eaton AHCL1920FI run hot or draw noticeable power when left connected all day?

The flanged inlet is a passive connector rated for 20 A at 277/480 V; it generates no heat of its own and draws no power while the circuit is energised.

What wiring must I already have on site to install this inlet?

You need three-phase conductors plus neutral sized between 14 and 8 AWG, plus a matching L19-20 locking receptacle on the supply side.

Will this 4-pole 3-phase inlet work with the older 3-pole single-phase gear I keep in the panel?

No; the AHCL1920FI requires a 4-wire 3-phase 277/480 V source and will not mate with 3-pole single-phase devices.

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