“There are no reviews yet — be the first to share your experience.”Your company · September 5, 2026

Photos of the actual unit are provided before shipment on request.
Circuit Breaker 3WL1212-4BB32-5FF4
MLFB / Order No.: 3WL1212-4BB32-5FF4Product Description
Fixed-mounted circuit breaker 3-pole, size II, IEC In=1250A to 690V, AC50/60Hz Icu=100kA at 500V rear connection horizontal Overcurrent release ETU 15 LI protection adjustable 0.5-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 110-127 V AC or 110-125 V DC Activation 50/60 Hz 110 V AC, 110 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 110 V AC/110 V DC, 100% on-load factor With 2nd auxiliary release "F", F2 Shunt release 110 V AC/DC 100% on-load factor 4NO+4NC
- ManufacturerSiemens
- Product NameCircuit Breaker 3WL1212-4BB32-5FF4
- Order Number3WL1212-4BB32-5FF4
- Product DescriptionCircuit Protection for industrial automation applications.
- Voltage110 V AC/DC
- CurrentIn=1250A
- Frequency60 Hz
- CategoryLow-Voltage Controls and Distribution > Circuit Breakers
- Product TypeCircuit Breaker
- Poles3
- Contacts4NO + 4NC
- CertificationsIEC
- HS Code (8-digit, Preliminary)85015200
- OriginGermany
- Warranty12 months
Related
Often Ordered Together
CUSTOMER FEEDBACK
Trusted by industrial purchasing teams.
Verified sourcing support, clear communication and export-ready delivery for Circuit Breaker 3WL1212-4BB32-5FF4.
SHARE YOUR EXPERIENCE
Purchased this product from us?
Your feedback helps other industrial buyers. Reviews are checked before publication.