Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
EATON FAZ-D4/1-NA-SP D-Curve 1-Pole Miniature Circuit Breaker - D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
EATOND-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

EATON FAZ-D4/1-NA-SP D-Curve 1-Pole Miniature Circuit Breaker

The EATON FAZ-D4/1-NA-SP is a 4 A, D-Curve, 1-pole IEC miniature circuit breaker designed for DIN rail mounting. It is rated for 277/480V AC with a maximum interrupting rating of 10kA and also supports 48V DC…

SKU 3G-OTH-22092

Also listed as: FAZD41NASP · FAZ D4 1 NA SP · FAZ-D4-1-NA-SP

Brand
EATON
Item
FAZ-D4/1-NA-SP D-Curve 1-Pole Miniature Circuit Breaker
Part Number
FAZ-D4/1-NA-SP
Category
D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
Available to Order
Also known as:FAZ-D4/1-NA-SPEATON
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

EATON
Manufacturer Part Number
FAZ-D4/1-NA-SP
Type
10kA at 277/480V AC, Screw Clamp, FAZ-NA
DC
48V
Max. AIR Rating
10kA at 277/480V AC
AC Voltage Rating
277/480V AC
DC Voltage Rating
48V DC
Terminal Connection
Screw Clamp

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

EATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EATON FAZ-D4/1-NA-SP is a 4 A, D-Curve, 1-pole IEC miniature circuit breaker designed for DIN rail mounting. It is rated for 277/480V AC with a maximum interrupting rating of 10kA and also supports 48V DC applications. The unit features screw-clamp terminals and is UL489 listed.

Frequently Asked Questions

What is the EATON FAZ-D4/1-NA-SP miniature circuit breaker used for?

The EATON FAZ-D4/1-NA-SP is a 4 A, D-Curve, 1-pole IEC miniature circuit breaker for DIN rail mounting. It protects branch circuits in industrial control panels, motor starters, and lighting systems against overloads and short circuits, with a 10kA interrupting rating at 277/480V AC and 48V DC capability.

What are the specifications of the EATON FAZ-D4/1-NA-SP?

The EATON FAZ-D4/1-NA-SP is rated 4 A, 277/480V AC with a 10kA interrupting rating, and 48V DC. It features a D-Curve trip characteristic, screw-clamp terminals, and is UL489 listed. This 1-pole unit mounts on standard DIN rail and is part of the FAZ-NA series.

Where to buy the EATON FAZ-D4/1-NA-SP worldwide?

3G Electric supplies the EATON FAZ-D4/1-NA-SP miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this UL489 listed, DIN rail-mount breaker.

How to install the EATON FAZ-D4/1-NA-SP on a DIN rail?

To install the EATON FAZ-D4/1-NA-SP, snap the breaker onto a standard 35 mm DIN rail until it locks. Connect line and load wires to the screw-clamp terminals using the specified torque. Ensure the circuit is de-energized before installation. Follow NEC and local codes for branch circuit protection.

Used in

Common applications for EATON
Industrial control panels — Eaton M22 flush push buttons for momentary machine start/stop commands
Motor control centers — Eaton NEMA reversing starters with electronic overloads for conveyor belt direction control
HVAC systems — Eaton definite purpose starters with thermal overloads for compressor and fan motor protection
Process automation — Eaton SL7 tower lights with IP66 bases for visual status indication in wet environments
Machine tool signaling — Eaton 10250T LED pilot lights with push-to-test for operator panel status lamps
Access control — Eaton M22 keyed selector switches for equipment mode selection in secured areas
Not sure this is the right part? Photo-identify it

EATON Products

3G Electric supplies EATON d-curve, 1-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from EATON

View all EATON parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first