---
product_id: 504286875
title: "50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps"
brand: "bluestars"
price: "€ 51.51"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/504286875-50-10-uf-370-440vac-5-volts-round-run-start
store_origin: IT
region: Italy
---

# 50+10 µF capacitance 370-440V rated voltage -25℃ to 70℃ operating range 50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps

**Brand:** bluestars
**Price:** € 51.51
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your comfort with precision — don’t let your HVAC fall behind!

## Quick Answers

- **What is this?** 50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps by bluestars
- **How much does it cost?** € 51.51 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/504286875-50-10-uf-370-440vac-5-volts-round-run-start)

## Best For

- bluestars enthusiasts

## Why This Product

- Trusted bluestars brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Durable bakelite casing with OEM-grade quality for long-term reliability under heat and stress.
- • **Plug & Play Fit:** Exact replacement for top brands like Lennox and GE—easy install, zero downtime.
- • **Risk-Free Upgrade:** 100% lifetime warranty with hassle-free returns and expert support whenever you need it.
- • **Voltage Flexibility:** Wide 370-440V rating adapts seamlessly to various high-demand appliances.
- • **Precision Power Boost:** 50+10 µF capacitance ensures your HVAC motors start strong and run smoothly.

## Overview

The BlueStars 50+10 µF 370-440VAC Round Run Start Capacitor is a premium, OEM-standard replacement part designed for HVAC systems, air conditioners, and heat pumps. Engineered for high capacitance stability and low power loss, it operates reliably across a broad temperature range (-25℃ to 70℃). Its exact fit for leading brands ensures effortless installation, backed by a lifetime warranty for peace of mind.

## Description

SPECIFICATIONS  The 50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric is compatible with 50/60 Hz AC motor for starting and running, such as air conditioner, compressors, refrigerator or other applications. It is small in size, lightweight, heat resistant and manufactured with an explode-proof design structure. This capacitor will provide your electric motors with an outstanding electrical characteristic of high capacitance stability over time and temperature, and very low internal power loss.Capacitance: 50+10 ufRated Voltage: AC 370-440 VOperating temperature range: -25℃ to 70℃/ -13℉ to 158℉Shape: Round RunTolerance: +/-5%Capacitor Dimensions: 60mm x 120mmNo PCBs Replacement for: P291-5554RS, P291-5553R, TT-CAP-55/5/440, cap050550440rtp, cap050550440rt, TRCFD555, 97Z9839BZ3, Z97F9839, 97F9839BX, CPT00670, P2915554RS, TP-CAP-55/5/440R, HCKS550D050R440Z and other Start Capacitors with this uF/Mfd & VAC Rating  Count on our 50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric for an unrivaled mix of durability, convenient functionality, and great value for money. Click ‘Add to Cart’ now!If you are unsure our replacement part will fit your appliance model, you can ask us in Customer questions & answers section or contact us by visiting the Blue Stars LLC storefront -- click the "Blue Stars LLC" on a product page to get to the storefront -- then click the "Ask a question" link under Further Information. Select your reason, and then tell us about the question.

## Features

- ✅ WHAT YOU GET: 50+10 uf 370-440 VAC Volts Round Run Start Capacitor. Please check technical specifications of your appliances before purchasing, or you can send us your model number, we will confirm the compatibility
- ✅ SPECIFICATIONS - Capacitance: 50+10 uf; Rated voltage: AC 370-440V; Tolerance: +/-5%; Shape: Round Run Motor Start; Capacitor dimensions: 60mm x 120mm; Operating temperature range: -25℃ to 70℃/ -13℉ to 158℉; No PCBs
- ✅ EASY TO INSTALL: It is made exactly fit for most top name brands Lennox, GE, Supco and others. Please remember to turn off the power and use a screwdriver to discharge before taking the capacitor out to avoid electric shock
- ✅ PREMIUM QUALITY - The replacement part is made from durable high-quality bakelite and well-tested by the manufacturer - Meets OEM standards - Ensures long-lasting and effective performance. This capacitor will provide your electric motors with an outstanding electrical characteristic of high capacitance stability over time and temperature, and very low internal power loss
- ✅ 100% LIFETIME WARRANTY - For any reason you're not completely satisfied, you can ask for a replacement or full refund, no questions asked. If you have any problem in the installation or use process, please contact us and we will be happy to help

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Maximum voltage | 440 Volts |
| Mounting type | Panel Mount |
| Manufacturer | BlueStars |
| Part number | 50+10 uf 370-440VAC |
| Item Weight | 308 g |
| Package Dimensions | 14.6 x 6.81 x 6.4 cm; 308 g |
| Batteries | 1 Unknown batteries required. (included) |
| Item model number | 50+10 uf 370-440VAC |
| Batteries included? | Yes |
| Batteries Required? | Yes |

## Product Details

- **Capacitance:** 50 Microfarad
- **Brand:** BlueStars
- **Shape:** Round
- **Operating voltage:** 440 Volts
- **Capacitance tolerance:** 5

## Images

![50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps - Image 1](https://m.media-amazon.com/images/I/71Ju+Du2QhL.jpg)
![50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps - Image 2](https://m.media-amazon.com/images/I/71PHN3OushL.jpg)
![50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps - Image 3](https://m.media-amazon.com/images/I/711Oqs+75AL.jpg)
![50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps - Image 4](https://m.media-amazon.com/images/I/71809xBtT2L.jpg)
![50+10 uf 370-440VAC ±5% Volts Round Run Start Capacitor Electric Replacement Part by BlueStars - Exact Fit for HVAC, Air Conditioners, Heat Pumps - Image 5](https://m.media-amazon.com/images/I/71nVmYnjTxL.jpg)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-01-26*