Cummins

Cummins Power: QuietConnect, Onan, Transfer Switches and Accessories — Procurement Guide

Cummins is a global power and engine manufacturer with an established product portfolio in standby and portable generators, power controls and related site accessories. Within the home and light‑commercial segment Cummins markets the QuietConnect and Connect Series standby generators, liquid‑cooled and air‑cooled models (commonly listed under RS13, RS17, RS20 and RS25 model families), alongside Onan‑branded inverter and portable units for jobsite and mobile power. Cummins also supplies automatic transfer switches and PowerCommand control systems used across residential, commercial and light‑industrial installations.

What Cummins is known for

• Engine and generator engineering heritage: Cummins’ generator products leverage the company’s broader engine and controls expertise and emphasize durability, cold‑weather start capability, and integrated diagnostics.
• QuietConnect/Connect Series: Designed for residential or light‑commercial standby applications, available in air‑ and liquid‑cooled variants sized roughly from 13 kW to 25 kW.
• Onan portable/inverter line: Smaller gasoline and dual‑fuel inverter generators intended for mobile use, RVs and light contractor needs.
• Transfer switches and controls: RA‑series transfer switches and PowerCommand controls are paired with generator sets to provide automatic load transfer and system‑level diagnostics.

Main product families and technologies

QuietConnect / Connect Series standby generators (RS models): Factory‑tested generator sets with outdoor enclosures, integrated controllers and options such as extreme‑cold weather kits and mounting pads.
Transfer switches (RA series): Service‑rated and non‑service transfer switches in 100 A through 400 A ratings, available in outdoor NEMA enclosures.
Onan portable and inverter generators: Compact inverter units provide low harmonic, portable power.
Accessories and kits: Mounting pads, cold‑weather kits, load‑management modules, solenoid valves and preventive maintenance kits.

Common applications

• Residential whole‑house backup and critical circuits
• Light commercial backup for small businesses and offices
• Contractors and service organizations for temporary site power
• Facility maintenance teams managing replacements and scheduled service

How to identify models and order the right parts

• Match electrical output and phase: Confirm rated kW/kVA and voltage.
• Use model numbers and part numbers: Order by manufacturer part number plus generator model.
• Check controller and transfer switch compatibility: Record controller model and transfer switch ampere rating.
• Provide serial numbers and configuration details: Include the unit data plate information for warranty and parts.

Sourcing, replacement and procurement tips

• Consult official spec sheets and installation manuals for dimensions, clearances and part numbers.
• Assemble a parts list for maintenance: preventive maintenance kit, filters, cold‑weather kit, mounting pad.
• Confirm local code requirements for transfer switch service‑rating and disconnects.
• Verify supplier authorization and warranty/service options when needed.

How Safsale helps buyers

Safsale listings group Cummins products and compatible accessories so procurement teams can compare specs, view images and download PDFs for verification. Listings include manufacturer part numbers and product Q&A to assist model identification and reduce ordering risk.