Is the S273-K6 suitable for three-phase systems?
Yes, it is a 3-pole breaker for 277/480 VAC three-phase applications.
1 actual photo shown first. Reference images are model-matched and must be confirmed before purchase.
ABB
S273-K6
S273-K6 Miniature Circuit Breaker, 6 A, 3 Pole, 277/480 VAC
ABB
From $49.4In stockDiscontinued
Product Description
The S273-K6 is a DIN rail–mounted miniature circuit breaker designed for industrial and commercial panel applications requiring reliable overcurrent protection. Rated at 6 A with a 3‑pole configuration, it supports 277/480 VAC systems, making it suitable for multi-phase distribution and equipment branch circuits. The compact S273 platform enables dense installation in control cabinets while maintaining clear terminal access for streamlined wiring and maintenance. The K6 variant delivers consistent trip characteristics aligned to its 6 A rating for dependable fault interruption and circuit isolation. Use it where coordinated protection is needed upstream of motor controls, drives, and auxiliary loads on three-phase networks. Unit is intended for standard DIN rail mounting and integrates with common modular accessories in the S273 series. Package contents typically include the breaker only; external accessories are sold separately.
Key Features
- •3 pole 6 amp protection
Buy Options
Condition, indicative price, stock, and lead time. Confirm current availability via RFQ.
ConditionPriceAvailabilityLead time
New
Price: RFQ
Availability: Sourced on request
Lead time: Quoted after RFQ
Never Used
Price: $56.03
Availability: 1 in stock
Lead time: ~1 day lead
Used
Price: $49.4
Availability: 11 in stock
Lead time: ~1 day lead
Specifications
- Model
- S273-K6
- Type
- Miniature circuit breaker
- Poles
- 3
- Rated current
- 6 A
- Voltage rating
- 277/480 VAC
- Mounting
- DIN rail
- Part #
- S273-K6
- Category
- Circuit Breaker
- Subcategory
- Din Rail Mount Circuit Breaker
- Weight
- 1.00 lbs
Before we quote this part
Actual photos when available
Nameplate, condition, and visible wear can be shared before quote when stock photos are not enough.
Test notes for used units
Power-on or function test status is stated when available, with clear condition grading.
Trackable global shipping
DHL, FedEx, UPS, or forwarder options can be quoted with packing photos and tracking details.
Clear DOA boundary
For tested units, quote terms can include 7-day DOA support unless otherwise stated.
Independent sourcing disclaimer
We are not an authorized distributor, reseller, or representative of Siemens, Mitsubishi, Omron, or other manufacturers listed on this site. All product names, trademarks, brands, and logos are the property of their respective owners. Products may be used, refurbished, surplus, or sourced from the secondary market unless otherwise stated.
Need S273-K6 availability?
Prices and stock can change. Submit quantity, required condition, and destination for a current quote.
FAQ
What is the continuous current rating?
6 amperes.
How is it mounted?
It mounts on standard DIN rail.
Does it include accessories?
No, accessories are typically sold separately.
What applications fit this breaker?
Industrial and commercial panels requiring 3‑pole, 6 A protection at 277/480 VAC.