Generac RTSN400K3: Specs & Datasheet

Generac RTSN400K3: Specs & Datasheet

MPN: RTSN400K3

The Generac RTSN400K3 is listed under automatic transfer switches in the Generac catalog at Portlandia Electric Supply. Contractors and buyers searching “RTSN400K3” for specifications or the datasheet land here: below are the published specifications we have on file for this exact part number, plus compatibility and sourcing notes. Key published ratings: Voltage 208V, 3-pole.

Specifications

Manufacturer Generac
MPN RTSN400K3
Model RTSN400K3
Amperage Rating 400A
Voltage 208V, 3-pole
Enclosure Material Aluminum
Enclosure Rating NEMA 3R
Service Rated No
Phase 3Ø
Weight 439 lbs
UL Listed Yes
CUL Listed Yes
Amperage 400 (vendor listing)

Compatible With / Used In

  • Automatic Transfer Switches  applications — manufacturer-listed product category for this part number
  • Exact part-number replacements — this page covers MPN RTSN400K3 only — confirm the full part number on your unit, quote, or datasheet before ordering
  • Contractor and installer sourcing — quantity pricing and nationwide shipping from Portlandia Electric Supply — call (502) 790-0600

Datasheet Availability

Generac publishes datasheets and installation documents through its official website. For the RTSN400K3 datasheet PDF specifically, call (502) 790-0600 and we will include it with your quote.

● In stock at PES Supply → In stock at Portlandia Electric Supply — ships nationwide with quantity pricing for installers.
View the RTSN400K3 product page →Get a quote →
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Frequently Asked Questions

What are the specs of the Generac RTSN400K3?

Key published specs — Model: RTSN400K3; Amperage Rating: 400A; Voltage: 208V, 3-pole; Enclosure Material: Aluminum. The full specification table above lists every value we have on file; values marked “vendor listing” are from our supplier feed and pending manufacturer verification.

Where can I get the RTSN400K3 datasheet?

Generac publishes datasheets and installation documents through its official website. For the RTSN400K3 datasheet PDF specifically, call (502) 790-0600 and we will include it with your quote.

Is the Generac RTSN400K3 in stock?

Yes — in stock at Portlandia Electric Supply with nationwide shipping. Call (502) 790-0600 for pricing and lead time.

How do I make sure the RTSN400K3 is the right part?

Match the full part number RTSN400K3 exactly against your unit, quote, or existing datasheet — part-number families differ in ratings. Call (502) 790-0600 and our team will verify it before you order.

Specifications sourced from the manufacturer listing data maintained by Portlandia Electric Supply. Where a value is not published, it is marked as such — we do not estimate specifications. Questions: call (502) 790-0600. Portlandia Electric Supply, Louisville, KY — 12+ US distribution hubs.