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ABB – S4N – 3POLE – M-1161 – Circuit Breaker – Tested

Manufacturer

OEM Part Number

M-1161

GPS Part Number

20-ABB-M-1161

Price:

$258.96

Specifications
View Spec Sheet
Voltage AH/kVA Length Width Height Weight
600 V 50 A 4.1" 9" 11" 22 lbs
Voltage 600 V
Amp/H 50 A
Length 4.1"
Width 9"
Height 11"
Weight 22 lbs
Circuit Breaker — ABB S4N (3-Pole) — M-1161
SACE Isomax S4 • Molded-Case • Tested Reclaimed Part

Genuine ABB SACE Isomax S4N molded-case circuit breaker professionally removed from service, then cleaned, inspected, and shop-tested.

Where it’s used (typical)
  • Main / feeder protection in 277/480 VAC three-phase panels
  • UPS input/output and maintenance-bypass feeders
  • Branch circuits within the breaker’s ratings
At-a-Glance Specs
Parameter Detail
Manufacturer ABB
Model / family S4N — SACE Isomax S4 frame, 3-pole
Part ref. M-1161 (seller/catalog reference)
Rated current (In) 50 A (shown in PR211 window on the unit)
Rated operational voltage (Ue) Up to 600 VAC / 500 VDC (S4N family nameplate)
Interrupting capacity (AIC) S4N typical: ≈25 kA @ 480 VAC
Trip unit PR211 electronic — LI (Long-time & Instantaneous) (visible on front)
Poles 3
Terminations Bolt-on; load-side lugs
Mounting Fixed (panel/bus), MCCB
Dimensions (H × W × D) 268 mm × 210 mm × 103.5 mm (10.55 in × 8.27 in × 4.07 in)
Weight ≈ 9–10 kg (22-lb)
Compliance IEC 60947-2; UL 489 (MCCB)
Condition Tested pull — cleaned, inspected, verified; light cosmetic wear only
What “Tested Reclaimed Part” Means
  • Visual inspection for heat discoloration, terminal condition, cracks, label integrity
  • Mechanical ON/OFF operation and latch integrity check
  • Electrical verification: insulation resistance and trip test per shop procedure
Condition, Options & Warranty
Option What’s included Warranty
Tested Pull Cleaned, inspected, verified operation; intact labels; ready to install 90‑Day
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