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Electrical Parts for Heavy Equipment & Industrial Systems

The electrical system is the "nervous system" of modern machinery. It carries power and data to every corner of your equipment. Without reliable electrical parts, even the most powerful engine cannot function. At IMARA Engineering Supplies, we provide a full range of high-performance components. These parts are built for excavators, loaders, and other heavy-duty machines.

Our mission is simple. We help you reduce downtime by providing heavy equipment electrical components that meet or exceed original standards. This ensures your excavator electrical systems stay responsive and safe on every job site.

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103 products

Wiring Harness 546-2154 5462154 for Caterpillar C9 Engines & Excavators

Wiring Harness 546-2154 5462154 for Caterpillar C9 Engines & Excavators

Regular price $178.00
Sale price $178.00 Regular price
Wiring Harness Assembly 6261-81-8521 for Komatsu PC850-8E0

Wiring Harness Assembly 6261-81-8521 6261818521 for Komatsu PC850-8E0 Excavator

Regular price $1,765.00
Sale price $1,765.00 Regular price
Engine Wiring Harness LP13E01045P1 for KOBELCO SK140-8

Engine Wiring Harness LP13E01045P1 for KOBELCO SK140-8 SK135 SK130-8 Excavator

Regular price $109.00
Sale price $109.00 Regular price
Diffusion Ceramic Capacitor | Silicon Ceramic Capacitor
liquid level controller for industrial and civil water and oil level controlling

Liquid Level Controller for Industrial and Civil Water & Oil Applications – Fluid Monitoring and Control

Regular price $462.00
Sale price $462.00 Regular price
Engine Speed Sensor 238-0120 2380120 for Caterpillar 928HZ

Engine Speed Sensor 238-0120 2380120 for Caterpillar 928HZ – Sensor & Monitoring System

Regular price $136.00
Sale price $136.00 Regular price
Speed Sensor 42023843010 for KAMAZ Trucks – Transmission

Speed Sensor 42023843010 for KAMAZ Trucks – Transmission Monitoring System

Regular price $181.00
Sale price $181.00 Regular price
Pressure Sensor MBS1250 063G1857 (30B0506) for Excavator

Pressure Sensor MBS1250 063G1857 (30B0506) for Excavator – Hydraulic Monitoring System

Regular price $267.00
Sale price $267.00 Regular price
Pressure Sensor 4339559 9101532 9102068 For Hitachi EX200

Differential Pressure Sensor 4339559 9101532 9102068 For Hitachi EX200 Series – Engine Monitoring System

Regular price $136.00
Sale price $136.00 Regular price $0.00
Tacho Hourmeter 704/50097 for JCB 3CX / 4CX – Backhoe Loader

Gauge Tacho Hourmeter 704/50097 for JCB 3CX / 4CX – Backhoe Loader Monitoring Instrument

Regular price $177.00
Sale price $177.00 Regular price
Monitor 21N8-36000 / 21N8-36001 Hyundai R290LC-7A, R305LC-7

Monitor Cluster Assembly 21N8-36000 21N8-36001 For Hyundai R290LC-7A, R305LC-7, R500LC-7 Excavators

Regular price $896.00
Sale price $896.00 Regular price $405.00
Solenoid Valve 702-21-57500 for Komatsu PC200-6 to PC400-6

Solenoid Valve 702-21-57500 for Komatsu PC200-6 to PC400-6 Excavators – Hydraulic System

Regular price $358.00
Sale price $358.00 Regular price
Display Monitor 534-7943 5347943 for CAT 6030, 6040 Shovels

Display Monitor 534-7943 / 5347943 for CAT 6030, 6040 Hydraulic Shovels

Regular price $26,875.00
Sale price $26,875.00 Regular price
Wiring Harness 2984577 298-4577 for Cat 777 Wheel Loader

Wiring Harness 2984577 298-4577 for Cat 777 Wheel Loader

Regular price $5,837.00
Sale price $5,837.00 Regular price
Monitor Display Panel 157-3198 1573198 for Caterpillar 312C

Monitor Display Panel 157-3198 1573198 for Caterpillar 312C, 315C, 318C, E320C, 330C Excavators

Regular price $1,313.00
Sale price $1,313.00 Regular price
Wiring Harness 515-3832 5153832 for CAT 854K Wheel Dozer

Wiring Harness 515-3832 5153832 for CAT 854K Wheel Dozer

Regular price $3,439.00
Sale price $3,439.00 Regular price
Cylinder Head Complete 214-3050 2143050 - CAT 304 Excavators

Wiring Harness AS 4837404 515-3832 for CAT 854K, 834K, 844K, 824K, 814K Wheel Dozers

Regular price $4,977.00
Sale price $4,977.00 Regular price
Wiring Harness 515-3832 5153832, 483-7404 4837404 - CAT 854K
24V Stop Solenoid Valve 3930236 for Cummins 4BT 6BT Engine

Electrical Parts & Sensors

24V Stop Solenoid Valve 3930236 for Cummins 4BT 6BT Engine

Regular price $145.00
Sale price $145.00 Regular price

Collection: Electric Parts

Why Quality Electrical Components Matter for Your Fleet

Modern machines rely on complex equipment electronic assemblies. These systems control everything from fuel injection to hydraulic pressure. In harsh environments like mining and construction, heat, vibration, and moisture are constant threats to your wiring.

A single short circuit or a failed sensor can stop a 50-ton machine in its tracks. In fact, electrical faults are one of the most common causes of unexpected downtime. That is why choosing the right industrial power modules and construction machinery wiring parts is critical. IMARA Engineering Supplies offers components built for demanding conditions. We serve the mining, construction, and earthmoving sectors with parts that last.

Comprehensive Electrical Component Guide

To maintain total control over your machinery, every wire and module must work in perfect harmony. We supply a full suite of replacement parts for all major makes and models.

1. Durable Wiring Harnesses

The wiring harness is the backbone of your machine. Our harnesses are built with high-grade insulation. They resist heat, oil, and chemicals. This prevents wire corrosion and ensures a steady flow of power, even in extreme weather.

2. High-Precision Sensors

Sensors provide the data your machine needs to "think." We offer a wide variety of sensors, including speed, temperature, and pressure types. These monitor your machine’s health in real-time to prevent engine or hydraulic damage.

3. Reliable Solenoid Valves

Solenoids convert electrical signals into mechanical movement. They are essential for controlling hydraulic fluid flow. Our solenoids are designed for fast response times and long-lasting performance in high-pressure environments.

4. Advanced Control Units & ECUs

The Electronic Control Unit (ECU) is the brain of the machine. We provide high-quality ECUs that manage engine timing and power distribution. These units are built to handle the heavy vibration found on industrial job sites.

5. Rugged Display Monitors

Operators need clear data to work safely. Our display monitors provide bright, easy-to-read information about machine stats. They are built to handle dust and direct sunlight without failing or fading.

6. Heavy-Duty Switches & Controls

From ignition switches to joystick buttons, every control must be reliable. Our switches are tested for thousands of cycles. This ensures they won't stick or fail when your operator needs them most.

Maximizing the Life of Your Electrical Systems

Buying quality parts is the first step. The second step is proper maintenance. To get the most out of your investment in electrical parts, we recommend these best practices:

  • Clean Connections Regularly: Mud and debris can cause moisture to sit on connectors. This leads to corrosion. A quick inspection can save thousands in electrical repairs.
  • Monitor Battery Voltage: Check your charging system every 200 hours. A weak alternator can put stress on all other equipment electronic assemblies.
  • Secure All Wiring: Ensure all wiring is clipped tightly to the frame. Loose wires are more likely to rub against metal and cause a short circuit.
  • Avoid High-Pressure Water: When cleaning your machine, keep high-pressure spray away from sensitive control boxes and sensor plugs.

Supporting Global Engineering and Construction

IMARA Engineering Supplies understands the local and global landscape. We support heavy-duty projects in mining and infrastructure. Our parts are tested in real-world conditions to ensure they handle the stress of daily use.

We don’t just sell parts; we provide solutions. Our technical team helps you identify the exact part number for your heavy equipment electrical components. We use extensive databases to cross-reference OEM parts. This ensures a "first-time fit" every time you order from us.

Global Logistics and Fast Delivery

Downtime is expensive for any project. We have optimized our supply chain for speed. We ensure fast dispatch for all industrial power modules and electrical spares. Our logistics partners understand the urgency of getting your machinery back in the field as quickly as possible.

Frequently Asked Questions

Powering Your Projects with Premium Parts.
Your Trusted Source for Heavy Equipment Solutions.
Engineered for Excellence, Delivered on Time.