--- product_id: 71505342 title: "- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray" brand: "connecticut electric" price: "$61.83" currency: USD in_stock: true reviews_count: 6 category: "Connecticut Electric" url: https://www.desertcart.us/products/71505342-ubif040n-newly-manufactured-federal-pacific-electric-stab-lok-nc140-replacement store_origin: US region: United States of America --- # 40 Amp power capacity 1/2 inch thin profile 10,000 AIC safety rating - UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray **Brand:** connecticut electric **Price:** $61.83 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your panel with confidence — don’t settle for less! ## Quick Answers - **What is this?** - UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray by connecticut electric - **How much does it cost?** $61.83 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/71505342-ubif040n-newly-manufactured-federal-pacific-electric-stab-lok-nc140-replacement) ## Best For - connecticut electric enthusiasts ## Why This Product - Trusted connecticut electric brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety-First Design:** ETL Listed to UL 489 ensuring top-tier protection and peace of mind - • **Versatile Compatibility:** Specifically engineered for Federal Pacific Stab-Lok NC style panels - • **Space-Saving Thin Series:** Slim 1/2 inch body fits perfectly in tight Stab-Lok panels - • **Brand New, Not Refurbished:** Factory fresh from Connecticut Electric for guaranteed reliability - • **Reliable 40 Amp Performance:** Handles up to 3,600 watts for your essential home circuits ## Overview The UBIF040N is a newly manufactured 40 Amp, 120 VAC, single pole circuit breaker designed as a direct replacement for Federal Pacific Electric Stab-Lok NC140 panels. It features a slim 1/2 inch profile, a robust 10,000 AIC interrupt rating, and is ETL listed to UL 489 standards, ensuring reliable and safe operation for home electrical circuits such as well pumps and heaters. Manufactured by Connecticut Electric, it comes with a 10-year warranty and is ideal for professionals seeking a trustworthy, code-compliant upgrade. ## Description Product Description Connecticut Electric manufactures new high quality replacement circuit breakers for Stab-Lok load centers that accept NC style circuit breakers. Circuit breakers should only be replaced with new tested and Safety Agency Listed circuit breakers, never used or refurbished ones. From the Manufacturer This 120 volt Federal Pacific Electric, 40 amp, single pole, thin series replacement circuit breaker is used in a Federal Pacific (FPE) load center. Typical applications, up to 3,600 watts, include well pumps (up to 200'), bathroom heaters and electric motors (1-1/2 hp to 2 hp). These are only suggested applications and cannot assure compliance with all local codes. Please check local electrical codes before starting any electrical project. Review: Reliable and steady! - Reliable and steady, and has been working in my home for many years now. Review: Cheap but works. - Finding these locally was tough and they were very overpriced. This worked in my grandpa's old electric panel perfectly and saved him a lot of money. ## Features - Replacement Federal Pacific Electric Stab-Lok circuit breaker manufactured new by Connecticut Electric - For use in Stab-Lok circuit breaker panels - Intertek ETL Listing to UL Standard 489 for US and Canada-Molded case circuit breakers - 10,000 AIC - 40 Amp - 120 VAC 1 Pole breaker in 1/2" thin body-NC Style - One Pole ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000VYHX1E | | Best Sellers Rank | #643,060 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #736 in Magnetic Circuit Breakers | | Brand | Connecticut Electric | | Brand Name | Connecticut Electric | | Circuit Breaker Type | Standard | | Current Rating | 40 Amps | | Customer Reviews | 4.2 out of 5 stars 45 Reviews | | Global Trade Identification Number | 00094925418187 | | Item Type Name | Circuit Breaker | | Item Weight | 0.05 Pounds | | Manufacturer | Connecticut Electric | | Model | UBIF040N | | Mounting Type | Pole Mount | | Number Of Poles | 1 | | Number of Poles | 1 | | Part Number | UBIF040N | | UPC | 094925418187 | | Voltage | 120 Volts | | Warranty Description | 10 Years | ## Images ![- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray - Image 1](https://m.media-amazon.com/images/I/71zjp8ivGAL.jpg) ![- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray - Image 2](https://m.media-amazon.com/images/I/71DEtlOuLZL.jpg) ![- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray - Image 3](https://m.media-amazon.com/images/I/81zEQWjmnFL.jpg) ![- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray - Image 4](https://m.media-amazon.com/images/I/71hhTGcwAqL.jpg) ![- UBIF040N Newly Manufactured Federal Pacific Electric Stab-Lok NC140 Replacement, One Pole 40 Amp Thin Series Circuit Breaker, Gray - Image 5](https://m.media-amazon.com/images/I/71TR2ylq3SL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Reliable and steady! *by B***L on May 3, 2017* Reliable and steady, and has been working in my home for many years now. ### ⭐⭐⭐⭐⭐ Cheap but works. *by R***I on December 18, 2013* Finding these locally was tough and they were very overpriced. This worked in my grandpa's old electric panel perfectly and saved him a lot of money. ### ⭐⭐⭐⭐⭐ Looks as expected *by M***D on September 25, 2017* As expected --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/71505342-ubif040n-newly-manufactured-federal-pacific-electric-stab-lok-nc140-replacement](https://www.desertcart.us/products/71505342-ubif040n-newly-manufactured-federal-pacific-electric-stab-lok-nc140-replacement) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-07*