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EATON Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 240V AC Coil - Circuit Breaker Starters with Thermal Overloads
EATONCircuit Breaker Starters with Thermal Overloads

EATON Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 240V AC Coil

The EATON Combination Motor Starter is a 3-pole, three-phase circuit breaker starter with thermal overload protection, featuring a 240V AC coil and an included control transformer. It is equipped with adjustable…

SKU 3G-OTH-41021

Brand
EATON
Item
Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 240V AC Coil
Category
Circuit Breaker Starters with Thermal Overloads
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Technical Specifications

EATON
Manufacturer Part Number
ECX77D2BJB-K
Type
Circuit Breaker, 12 A, Thermal Protection
AC
240V
AC Coil
240V
Poles/Phase
3 Pole / Three Phase
Coil Voltage
240V AC
Operator Type
Hand/Off/Auto (Selector Switch)
Thermal Unit Type
Adjustable Thermal Units (Included)
Control Transformer
Yes
Wire Termination Type
Screws
Auxiliary Contact Form
1NO
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EATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EATON Combination Motor Starter is a 3-pole, three-phase circuit breaker starter with thermal overload protection, featuring a 240V AC coil and an included control transformer. It is equipped with adjustable thermal units, a Hand/Off/Auto selector switch operator, and a 1NO auxiliary contact. Wire termination is via screws, and the unit is identified by manufacturer part number ECX77D2BJB-K.

Used in

Common applications for EATON
Industrial control panels — Eaton M22 flush push buttons for momentary machine start/stop commands
Motor control centers — Eaton NEMA reversing starters with electronic overloads for conveyor belt direction control
HVAC systems — Eaton definite purpose starters with thermal overloads for compressor and fan motor protection
Process automation — Eaton SL7 tower lights with IP66 bases for visual status indication in wet environments
Machine tool signaling — Eaton 10250T LED pilot lights with push-to-test for operator panel status lamps
Access control — Eaton M22 keyed selector switches for equipment mode selection in secured areas

EATON Products

3G Electric supplies EATON circuit breaker starters with thermal overloads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 240V AC Coil, Thermal Protection, 240V AC (MPN ECX77D1BJB-K). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 240V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
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Combination Motor Starter: 3 Poles, Circuit Breaker, 32 A, 600V AC Coil, Thermal Protection, 600V AC (MPN ECX77H1DJD-Q). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 600V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
Combination Motor Starter: 3 Poles, Circuit Breaker, 32 A, 480V AC Coil, Thermal Protection, 480V AC (MPN ECX77H8CJD-Q). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 480V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
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Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 208V AC Coil, Thermal Protection, 208V AC (MPN ECX77D2EJB-K). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 208V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
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Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 208V AC Coil, Thermal Protection, 208V AC (MPN ECX77D2EJB-K). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 208V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
Combination Motor Starter: 3 Poles, Circuit Breaker, 32 A, 240V AC Coil, Thermal Protection, 240V AC (MPN ECX77H8BJD-M). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 240V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
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Combination Motor Starter: 3 Poles, Circuit Breaker, 32 A, 240V AC Coil, Thermal Protection, 240V AC (MPN ECX77H8BJD-M). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 240V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).