• 0Shopping Cart
Troy Industrial Solutions
  • Home
  • About Us
  • Services
    • Overview
  • Motor Controls & Drives
    • Control Components
      • Overview
      • Circuit Breakers
      • Contactors & Overload Relays
      • Line & Load Reactors
      • Pilot Devices
    • LV Motor Controls & Drives
      • Overview
      • LV Soft Starters
      • LV Full Voltage Controls
      • LV Variable Frequency Drives
      • Multi-Motor Control Panels
      • Synchronous Controls
    • MV Motor Controls & Drives
      • Overview
      • MV Soft Starters
      • MV Full Voltage Starters
      • Modular Medium Voltage VFDs
      • Multi-Purpose Drives
      • MCCs
    • And More
      • Parts/Accessories
  • Webstore
    • Visit Shop
    • Register/Edit Account
    • View My Shopping Cart
    • Log In
  • Contact Us
  • Search
  • Menu Menu
  • Home
  • Webstore
    • Circuit Breakers
    • Contactors and Relays
    • Low Voltage Soft Starters
    • LV Variable Frequency Drives
    • Medium Voltage Controls
    • Line and Load Reactors
    • Full Voltage Starters
    • Pilot Devices
    • Accessories
  • Login/Register
  • Terms of Use
  • Contact Us
  • Privacy
  • Open Chassis Low Voltage Soft Starters

    Industrial Motor Controls and Drives Webstore

MX2-Based Open Chassis Soft Starters

RB2 Series Open Chassis Soft Starters combine Benshaw’s high performance MX2 motor control technology with a rugged, compact, integral bypass RB Series power section.

  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 27A max)
    $2,544.00
    Extended Part No: RB2-1-S-027A-11C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 10HP, 240V / 20HP, 480V / 25HP, 575V Heavy Duty: 10HP, 240V / 20HP, 480V / 25HP, 575V Severe Duty: 7.5HP, 240V / 15HP, 480V / 20HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 40A max)
    $2,668.00
    Extended Part No: RB2-1-S-040A-11C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 15HP, 240V / 30HP, 480V / 40HP, 575V Heavy Duty: 15HP, 240V / 30HP, 480V / 40HP, 575V Severe Duty: 10HP, 240V / 30HP, 480V / 40HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 52A max)
    $2,777.00
    Extended Part No: RB2-1-S-052A-12C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 20HP, 230V / 40HP, 460V / 50HP, 575V Heavy Duty: 20HP, 230V / 40HP, 460V / 50HP, 575V Severe Duty: 15HP, 230V / 30HP, 460V / 40HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 65A max)
    $2,857.00
    Extended Part No: RB2-1-S-065A-12C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 25HP, 230V / 50HP, 460V / 60HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 77A max)
    $2,986.00
    Extended Part No: RB2-1-S-077A-13C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 30HP, 230V / 60HP, 460V / 75HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 96A max)
    $3,885.00
    Extended Part No: RB2-1-S-096A-13C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 40HP, 230V / 75HP, 460V / 100HP, 575V Heavy Duty: 40HP, 230V / 75HP, 460V / 100HP, 575V Severe Duty: 30HP, 230V / 60HP, 460V / 75HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 125A max)
    $4,377.00
    Extended Part No: RB2-1-S-125A-14C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 50HP, 230V / 100HP, 460V / 125HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 156A max)
    $5,107.00
    Extended Part No: RB2-1-S-156A-14C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 60HP, 230V / 125HP, 460V / 150HP, 575V Heavy Duty: 50HP, 230V / 100HP, 460V / 125HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 240A max)
    $6,504.00
    Extended Part No: RB2-1-S-240A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 100HP, 240V / 200HP, 480V / 250HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 180A max)
    $6,832.00
    Extended Part No: RB2-1-S-180A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 75HP, 240V / 150HP, 480V / 200HP, 575V Heavy Duty: 50HP, 240V / 100HP, 480V / 125HP, 575V Severe Duty: 40HP, 240V / 75HP, 480V / 100HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 302A max)
    $7,157.00
    Extended Part No: RB2-1-S-302A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 125HP, 240V / 250HP, 480V / 300HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 361A max)
    $8,385.00
    Extended Part No: RB2-1-S-361A-16C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 150HP, 240V / 300HP, 480V / 400HP, 575V Heavy Duty: 100HP, 240V / 200HP, 480V / 250HP, 575V Severe Duty: 75HP, 240V / 150HP, 480V / 200HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 414A max)
    $9,173.00
    Extended Part No: RB2-1-S-414A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 175HP, 240V / 350HP, 480V / 450HP, 575V Heavy Duty: 150HP, 240V / 300HP, 480V / 400HP, 575V Severe Duty: 125HP, 240V / 250HP, 480V / 300HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 477A max)
    $10,018.00
    Extended Part No: RB2-1-S-477A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 200HP, 240V / 400HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 515A max)
    $10,734.00
    Extended Part No: RB2-1-S-515A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 225HP, 240V / 450HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 590A max)
    $11,450.00
    Extended Part No: RB2-1-S-590A-18C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 250HP, 240V / 500HP, 480V / 600HP, 575V Heavy Duty: 200HP, 240V / 450HP, 480V / 500HP, 575V Severe Duty: 200HP, 240V / 450HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 720A max)
    $12,880.00
    Extended Part No: RB2-1-S-720A-19C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 300HP, 240V / 600HP, 480V / 700HP, 575V Heavy Duty: 250HP, 240V / 500HP, 480V / 600HP, 575V
  • RB Series Open Chassis Soft Starters
    RB2 Open Chassis Soft Starter with MX2 Technology (240-575V – 838A max)
    $15,029.00
    Extended Part No: RB2-1-S-838-A20C Run duty integral bypass, open chassis soft starter with Benshaw MX2 Technology Standard Duty: 350HP, 240V / 700HP, 480V / 800HP, 575V

MX3-Based Open Chassis Soft Starters

Benshaw RB3 Series Open Chassis Soft Starters combine advanced MX3 motor control technology with Benshaw’s rugged, compact, integral bypass RB Series power section.

  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 27A max)
    $3,794.00
    Extended Part No: RB3-1-S-027A-11C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 40A max)
    $3,831.00
    Extended Part No: RB3-1-S-040A-11C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 52A max)
    $3,969.00
    Extended Part No: RB3-1-S-052A-12C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 65A max)
    $4,028.00
    Extended Part No: RB3-1-S-065A-12C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 77A max)
    $4,457.00
    Extended Part No: RB3-1-S-077A-13C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 96A max)
    $5,204.00
    Extended Part No: RB3-1-S-096A-13C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 125A max)
    $5,578.00
    Extended Part No: RB3-1-S-125A-14C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 156A max)
    $6,369.00
    Extended Part No: RB3-1-S-156A-14C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 240A max)
    $7,514.00
    Extended Part No: RB3-1-S-240A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 100HP, 240V / 200HP, 480V / 250HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 180A max)
    $7,808.00
    Extended Part No: RB3-1-S-180A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 75HP, 240V / 150HP, 480V / 200HP, 575V Heavy Duty: 50HP, 240V / 100HP, 480V / 125HP, 575V Severe Duty: 40HP, 240V / 75HP, 480V / 100HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 302A max)
    $8,190.00
    Extended Part No: RB3-1-S-302A-15C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 125HP, 240V / 250HP, 480V / 300HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 361A max)
    $8,190.00
    Extended Part No: RB3-1-S-361A-16C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 150HP, 240V / 300HP, 480V / 400HP, 575V Heavy Duty: 100HP, 240V / 200HP, 480V / 250HP, 575V Severe Duty: 75HP, 240V / 150HP, 480V / 200HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 414A max)
    $9,948.00
    Extended Part No: RB3-1-S-414A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 175HP, 240V / 350HP, 480V / 450HP, 575V Heavy Duty: 150HP, 240V / 300HP, 480V / 400HP, 575V Severe Duty: 125HP, 240V / 250HP, 480V / 300HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 477A max)
    $10,734.00
    Extended Part No: RB3-1-S-477A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 200HP, 240V / 400HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 515A max)
    $11,450.00
    Extended Part No: RB3-1-S-515A-17C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 225HP, 240V / 450HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 590A max)
    $12,451.00
    Extended Part No: RB3-1-S-590A-18C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 250HP, 240V / 500HP, 480V / 600HP, 575V Heavy Duty: 200HP, 240V / 450HP, 480V / 500HP, 575V Severe Duty: 200HP, 240V / 450HP, 480V / 500HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 720A max)
    $13,596.00
    Extended Part No: RB3-1-S-720A-19C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 300HP, 240V / 600HP, 480V / 700HP, 575V Heavy Duty: 250HP, 240V / 500HP, 480V / 600HP, 575V
  • RB Series Open Chassis Soft Starters
    RB3 Open Chassis Soft Starter with MX3 Technology (240-575V – 838A max)
    $15,938.00
    Extended Part No: RB3-1-S-838A-20C Run duty integral bypass, open chassis soft starter with Benshaw MX3 technology Standard Duty: 350HP, 240V / 700HP, 480V / 800HP, 575V

Need help finding the chassis starter(s) you need?

Contact Us
  • Chassis Starters
    • Open Chassis
    • Protected Chassis
  • Packaged Soft Starters
    • Across-the-Line Bypass
    • Run Duty Integral Bypass
    • Pump Panels
  • Parts/Accessories
© Copyright 2025 Troy Industrial Solutions.
  • Facebook
  • Youtube
  • LinkedIn
Scroll to top