Home > Circuit Breakers >

IMO Precision Controls UB10B1010A Miniature Circuit Breaker, 10A, B Curve, 1 Pole, DIN Rail Mount, UL489


IMO UB10B1010A Miniature Circuit Breaker, 10 A, B Curve, 1 Pole, Din Rail Mount
IMO UB10B1010A Miniature Circuit Breaker, 10 A, B Curve, 1 Pole, Din Rail Mount
 
Alternative Views:


Price: $29.89
Note: Ships in 4-7 Business Days
MFG P/N: UB10B1010A
MFG: IMO Precision Controls
Weight (lbs): 0.27

Quantity in Stock :72


Availability:
In Stock
Product Code: UB10B1010A
Qty:

Description
 
10 Amp B-Curve IMO Precision Controls UB10B1010A - 10A Miniature Circuit Breaker
UL 489 approved 1 pole DIN rail miniature circuit breaker for overload and short circuit protection in control panels and distribution systems.

✓ UL 489 Branch Circuit Protection

10A B-Curve MCB with 10kA short circuit breaking capacity

Overview

The IMO Precision Controls UB10B1010A is a 10 Amp miniature circuit breaker designed to protect electrical installations from overloads and short circuits. This 1 pole B-Curve MCB is DIN rail mountable and rated for 10kA short circuit breaking capacity.10A1 Pole10kA

With UL 489 approval, thermo-magnetic overcurrent protection, and a contact position indicator, the UB10B1010A is ideal for branch circuit device protection in industrial control panels and electrical distribution systems.

⚡ Reliable Circuit Protection

B-Curve Trip: Ideal for circuits with low inrush currents.

Thermo-Magnetic Protection: Combines thermal overload protection with instantaneous magnetic tripping.

10kA Capacity: Provides high short circuit breaking performance for demanding applications.

Key Features

  • 10 Amp rated current: dependable circuit protection
  • 1 pole design: compact single-pole protection
  • Contact position indicator: quick visual status confirmation
  • DIN rail mountable: easy control panel installation
  • Branch circuit protection: approved for device protection use
  • UL 489 approved: recognized for industrial electrical applications
  • RoHS compliant: meets environmental compliance requirements

✅ Built for Control Panels

The UB10B1010A protects wiring, devices, and electrical installations in control panels, machinery, and distribution systems from overload and short circuit faults.

Applications

  • Industrial control panels
  • Branch circuit device protection
  • Electrical distribution systems
  • Machine control circuits
  • Automation equipment protection
  • Low inrush current circuits

Protection Features

  • Thermal overload protection for sustained overcurrent conditions
  • Instantaneous magnetic tripping for short circuit faults
  • Contact position indicator for fast troubleshooting
  • 10kA short circuit breaking capacity
  • B-Curve trip response rated at 3-5 In

⚠️ Installation Information

Install on standard DIN rail inside a properly rated electrical enclosure.

Use wire sizes within the approved 18-3 AWG range.

Tighten terminals to the specified 2.5 Nm / 22.2 lb-in fastening torque.

Performance Benefits

  • Helps prevent equipment damage from overloads and short circuits
  • Supports fast fault isolation with magnetic trip protection
  • Compact 17.5mm width saves panel space
  • Long service life with 20,000 mechanical operations
  • Reliable protection for UL 489 branch circuit applications

Specifications

Brand IMO Precision Controls
Model UB10B1010A
Type Miniature Circuit Breaker
Rated Current 10 Amps
Number of Poles 1
Mounting DIN Rail

Electrical

Voltage Rating 277V AC / 48V DC
Rated Frequency 50/60 Hz
Tripping Curve B Curve, 3-5 In
Short Circuit Capacity 10kA

Physical

Length 4.25 in / 108 mm
Width 0.69 in / 17.5 mm
Depth 2.64 in / 67 mm
Wire Range 18-3 AWG
Fastening Torque 2.5 Nm / 22.2 lb-in

Environmental

Calibration Temperature 104°F / 40°C
Operating Temperature -13°F to 131°F / -25°C to 55°C
NEMA Rating NEMA 1
IP Rating IP20

Durability

Mechanical Life 20,000 Operations
Electrical Life 6,000 Operations
Vibration Resistance +/- 1mm @ 5-25 Hz; 50 m/s² @ 25-150 Hz

Certifications

Approvals UL 489, IEC 60947-2, IEC 60898-1
Compliance RoHS Compliant



Mueller BU-65-0 Black Large Safety Alligator Clip $7.33
Macromatic THR-10561-36J Encapsulated Time Delay Relay, Interval On, 240V, 10-1000 Sec, Internal Jumper $27.46
Macromatic VWKP110D 110V DC Voltage Band Relay $85.08
Cnlinko DH-24-C19SX-03-406A DH-24 Series 19 Pin Male Socket $12.00
HTP 7/8" Connector, 4 Pin, Female Straight $43.12
Mencom MIN-4MP-FW MIN Size I Plug, 4 Pole, Male Straight, 5-13 mm $23.18
Menics M16P-24R LED Indicator, 16 mm, Protrusive Head, 24VDC, Red $7.92
Sealcon M16 Connector w/ Positioning, Female Right Angle, 3 Pin, 2 mm Contacts, 5-9 mm $53.12
Macromatic TD-80228-40 0.1 - 102.3 Sec On Delay 24V Time Delay Relay $72.22