Leviton 16R21-UB Receptacle

Product Overview

The Leviton 16R21-UB is a male panel receptacle with a taper nose configured for 2/0–4/0 cable sizes. It is a commercial single‑pin wiring device.

This page documents the 16R21-UB SKU (Blue). The 16R21 family includes separate SKUs for other finishes.

Key Features

• Male panel receptacle with taper nose for 2/0–4/0 cable
• Commercial single‑pin wiring device
• Available in multiple finish SKUs; this SKU is Blue (16R21-UB)

Function and intended use

The 16R21-UB is a panel‑mount male receptacle with a taper nose sized for 2/0–4/0 cable. It is listed as a commercial single‑pin wiring device for panel or equipment connections requiring a single heavy conductor interface.

• Panel‑mount male receptacle
• Taper nose configuration for 2/0–4/0 cable

Finish variants

The 16R21 product family is available in multiple finish SKUs. The blue finish is 16R21-UB; other SKUs are separate part numbers that denote different finishes.

• 16R21-UB — Blue (this SKU)
• 16R21-UE — Black
• 16R21-UO — Orange
• 16R21-UR — Red
• 16R21-UW — White
• 16R21-UY — Yellow

Key product specifications

Reference these identifiers when specifying or ordering the part.

• Brand: Leviton
• Model / Item #: 16R21-UB
• Type: Receptacle — Male panel, taper nose for 2/0–4/0
• UPC: 07847771673
• Unit of measure: EA
• Product category: Commercial Single Pin
• Weight: 4.12 lb
• Finish (this SKU): Blue

Before you order

Verify the exact model number, finish, and quantity before placing an order.

• Confirm model: 16R21-UB = Blue
• Confirm taper nose/2/0–4/0 compatibility with your panel and cable requirements

Before You Order

Confirm the exact model number and finish before ordering; related SKUs denote different finishes.

• Verify model: 16R21-UB for Blue finish
• Confirm taper nose and 2/0–4/0 cable size meet your requirements

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Leviton 16R21-UB Receptacle. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.