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SOTUBX 35+5 MFD Dual Run Capacitor vs EverGrow 45+5 MFD Dual Run Capacitor

Buy the EverGrow 45+5 if your unit calls for a 45/5 MFD dual run capacitor; it is the better-documented part, with EIA-456 60,000-hour reliability, UL and ROHS approval, and a long OEM cross-reference list. Buy the SOTUBX 35+5 only if your compressor needs 35 MFD, since the two are not interchangeable. Both are 370/440V round dual run capacitors with castor-oil or metallized film construction, and both are simple bolt-in replacements; the EverGrow has the stronger spec sheet and wider brand coverage, while the SOTUBX has a small but very high owner rating.

  • Choose the SOTUBX 35+5 if your compressor is rated at 35 MFD and you want a 370/440V dual run capacitor with a self-healing, anti-explosion build.
  • Choose the EverGrow 45+5 if your compressor is rated at 45 MFD and you want a proven EIA-456 rated part that cross-references most major AC brands.

Prices

  • SOTUBX 35+5 MFD Dual Run Capacitor: $9.99 at Amazon (checked today)
  • EverGrow 45+5 MFD Dual Run Capacitor: $9.67 at Amazon (checked today)
  • Difference: the EverGrow 45+5 MFD Dual Run Capacitor is $0.32 cheaper than the SOTUBX 35+5 MFD Dual Run Capacitor today
SOTUBX
SOTUBX 35+5 MFD 370/440VAC Round Motor Dual Run Capacitor

SOTUBX 35+5 MFD Dual Run Capacitor

SOTUBX 35+5 MFD 370/440VAC Round Motor Dual Run Capacitor

4.9(22 ratings)
$9.99at AmazonChecked 39 min ago
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Pros
  • Correct 35 MFD value for many smaller compressors
  • Self-healing film with an internal anti-explosion device
  • UL 810 recognized with S2 safety class
  • Clear published dimensions and 30,000-hour life
Cons
  • Only 35 MFD, so it cannot replace a 45 MFD part
  • No OEM cross-reference list
  • Fewer ratings behind the score
EverGrow
EverGrow 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner

EverGrow 45+5 MFD Dual Run Capacitor

EverGrow 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner

$9.67at AmazonChecked 39 min ago
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Pros
  • EIA-456 rated for 60,000 hours
  • High-grade metallized polypropylene film
  • UL approved and ROHS compliant
  • Cross-references most major AC and heat pump brands
Cons
  • Dimensions are approximate and can change
  • Only 45 MFD, so it cannot replace a 35 MFD part
  • No published owner rating

What separates them

SOTUBX 35+5 MFD Dual Run CapacitorEverGrow 45+5 MFD Dual Run Capacitor
Capacitance35+5 MFD45+5 MFD
Voltage370 or 440 VAC370 or 440 VAC
Rated lifeUp to 30,000 hoursEIA-456 compliant, 60,000 hours
DielectricCastor oil filledMetallized polypropylene film, 5 to 12 microns
Safety approvalsUL 810 recognized, S2 safety class, 10,000 A fault currentUL approved, ROHS compliant
OEM cross-referenceNot listedCovers Aerovox, Carrier, Goodman, Lennox, Trane, Rheem and more
DimensionsAbout 2.36 x 5.11 inApproximate, subject to change
Owner feedback4.9 of 5 from 22 ratingsNo rating data given

Price history

$14.60$9.67
Nov 2Nov 11
  • SOTUBX 35+5 MFD Dual Run Capacitor: lowest $9.99 on Nov 9 at Amazon; $9.99 on Nov 11.
  • EverGrow 45+5 MFD Dual Run Capacitor: lowest $9.67 on Nov 8 at Amazon; $9.67 on Nov 11.

Prices at every store

SOTUBX 35+5 MFD Dual Run Capacitor

  • WalmartNew

    In stockSold by TZ Bathtub and CapacitorReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $14.60Checked 39 min ago
    Visit Walmart
  • eBayNew

    In stock

    $17.00Checked Nov 9
    Visit eBay
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $9.99Checked 39 min ago
    Visit Amazon

Also available at

  • WalmartCheck price at Walmart

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All 3 stores and price history →

EverGrow 45+5 MFD Dual Run Capacitor

  • WalmartNew

    In stockSold by 1800emartReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $12.85Free shippingChecked 39 min ago
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $9.67Checked 39 min ago
    Visit Amazon
  • eBayNew

    Availability unknownSold by apgglobal (99.8% positive, 4,100 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $18.84Free shippingChecked Nov 8
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All 3 stores and price history →

Specs compared

SpecSOTUBX 35+5 MFD Dual Run CapacitorEverGrow 45+5 MFD Dual Run Capacitor
Capacitance80+7.5 uF45/5 uf
colorOther—
Operating Temp Range-40/+85/21—
Package CaseRound—
Dielectric TypeCastor Oil filled—
Voltage Rating370v or 440 Volt—
Capacitance TypeDual Run—
Working Voltage370/440vac—
Frequency50/60Hz—
Dissipation FactorLow dissipation factor—
Temperature Coefficient-40/+85/21—
Construction MaterialCastor Oil filled—
Show all 24 specsShow fewer specs
SpecSOTUBX 35+5 MFD Dual Run CapacitorEverGrow 45+5 MFD Dual Run Capacitor
Dimensions2.36”x5.11”—
ShapeRound—
Target IndustriesAC Air Conditioner Condenser—
PolarityNon-Polarized—
Frequency Range50/60Hz—
Lifetimeup to 30000 hours—
SeriesRound Motor Dual Run—
Mass0.7 lb—
Voltage—370 or 440 Volt
Type—

What reviewers say

SOTUBX 35+5 MFD Dual Run Capacitor

  • 4.9 / 522 ratings

Rated 4.9 out of 5 from 22 ratings, buyers report the capacitor works as a replacement and holds up in service.

What people mention
  • FitMixedBuyers report it drops into common round-capacitor brackets, but the conflicting listed dimensions make sizing a gamble.
  • ReliabilityPraisedOwners say it keeps the condenser fan and compressor running after replacement.
  • ValuePraisedReviewers call it a cheap fix compared with a service call.
  • Spec accuracyCriticisedThe 35+5 uF title clashes with an 80+7.5 uF spec table and part number, which buyers flag as confusing.

Questions and answers

Can I use the 45+5 in place of the 35+5?
No. The compressor run value must match the original capacitor, so a 45 MFD part should not replace a 35 MFD one. Match the MFD stamped on the old capacitor.
Which lasts longer?
The EverGrow is rated to EIA-456 at 60,000 hours, double the SOTUBX's stated 30,000 hours. Real life depends on heat and duty cycle, so either can fail early in a hot condenser.
Which is better for a heat pump?
The EverGrow is explicitly listed for heat pump and straight cool condensers and cross-references most brands. The SOTUBX is aimed at AC condenser use, so check the MFD first.
Is the EverGrow worth stepping up to?
Yes if your unit needs 45 MFD. The longer rated life, film dielectric and broad OEM cross-reference make it the safer replacement. It is not an upgrade if your unit needs 35 MFD.
Do both work on 370V and 440V systems?
Yes. Both are dual-rated for 370 or 440 VAC at 50/60 Hz, so either covers common residential condenser voltages.

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More comparisons

  • EverGrow 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner vs EverGrow 45+5 uF ±6% 45/5 MFD 370/440 VAC CBB65 Dual Run Start Round Capacitor for Condenser Straight Cool or Heat Pump Air Conditioner or AC Motor and Fan Starting
  • EverGrow 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner vs Seentech 35+5 uF 35/5 MFD 370V/440V CBB65 Dual Run Round Capacitor, 50/60 Hz, for AC Motor Run or Fan Start, Condenser Straight Cool & Heat Pump Air Conditioner

Buying guides that pick them

  • Best dual run capacitors for AC condensers
Dual Run Round
Model—PW-45/5/R
Application—Condenser Straight Cool or Heat Pump Air Condit…