DNBA2020 - Cutler Hammer 20A 120/240V Two-Pole Thermal Magnetic Circuit Breaker BAB Frame

Product Overview

The DNBA2020 is a Cutler Hammer (Eaton) two-pole thermal-magnetic circuit breaker rated 20 A for 120/240 V systems, designed for BAB frame switchgear and distribution panels.

This listing is for the single SKU DNBA2020 (new condition). Request a quote for pricing and availability.

Key Features

• Two-pole thermal-magnetic protection for 120/240 V circuits
• 20 ampere trip rating
• BAB frame form factor compatible with Cutler Hammer BAB panels/switchgear
• Manufacturer: Eaton (Cutler Hammer branding)

Function and intended use

The DNBA2020 provides overcurrent protection for branch or feeder circuits in 120/240 V split-phase systems. It uses a thermal-magnetic trip mechanism to protect against both overloads (thermal) and short-circuit faults (magnetic).

• Designed for control of two-phase conductors with common trip operation
• Suitable for use in distribution panels and switchgear that accept BAB frame Cutler Hammer/Eaton breakers

Electrical ratings and protection

This breaker is rated at 20 A and specified for 120/240 V systems. The thermal-magnetic design combines long-time overload protection with instantaneous magnetic trip for high-current faults.

• Rated current: 20 A
• Voltage: 120/240 V
• Trip style: Thermal-magnetic (overload and short-circuit protection)

Compatibility and panel/frame

The DNBA2020 is a BAB frame breaker from the Cutler Hammer/Eaton family. It is intended for panels and switchgear that accept BAB frame two-pole breakers. Confirm panel compatibility before installation.

• Form factor: BAB frame (Cutler Hammer / Eaton)
• Poles: Two-pole (common-trip for multi-wire circuits)

Ordering and verification

This product page describes the specific SKU DNBA2020. Confirm the model number, required quantity, and that a BAB frame two-pole, 20 A breaker meets your electrical and equipment requirements before ordering.

• Manufacturer: Eaton (Cutler Hammer brand)
• Condition: New
• Part number/SKU: DNBA2020

Before You Order

Confirm the DNBA2020 model number, pole count, frame type, and 20 A / 120/240 V rating match your panel and application. If you require compatibility verification or multiple quantities, request a quote.

• Verify panel/simplex switchgear accepts Cutler Hammer/Eaton BAB frame two-pole breakers
• Confirm required trip characteristics and coordination with upstream protection
• If unsure about application or compatibility, consult a qualified electrician or the equipment manufacturer

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for DNBA2020 - Cutler Hammer 20A 120/240V Two-Pole Thermal Magnetic Circuit Breaker BAB Frame. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.