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Items 1 to 16 of 16 total

BRAND: Supco

ID: #S150-1S9-0080
$20.83 USD
Combination relay, overload and start capacitor Provides additional boost to compressor Completely pre-wired and installs quickly and easily
SKU:
RCO810
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$20.83 USD

BRAND: Supco

ID: #S150-1S9-0079
$11.98 USD
Combination relay and start capacitor For any PSC A/C and CSIR units, from 4,000 to 120,000 BtuH Connect two wires to existing run capacitor for...
SKU:
SPP5
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$11.98 USD

BRAND: Supco

ID: #S150-1S9-0087

Available in 2-4 days

$27.78 USD
Universal combination relay, overload and start capacitor Provides additional boost to compressor Completely pre-wired for quick and easy installation For use on systems with or...
SKU:
URCO810
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$27.78 USD

BRAND: Supco

ID: #S150-1S9-0086
$59.04 USD
Electronic potential relay and start capacitor for use on PSC technology or CSIR units Backup electronic timing circuit to protect the compressor Voltage sensing, instant...
SKU:
SPP7E
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$59.04 USD

BRAND: Supco

ID: #S150-1S9-0085
$24.31 USD
Combination relay and start capacitor One size fits 1/12 through 1/2 HP compressors Fits domestic and commercial refrigerators and freezers Pre-wired for fast, simple hook-up;...
SKU:
URSC10
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$24.31 USD

BRAND: Supco

ID: #S150-1S9-0083
$49.78 USD
Electronic potential relay and start capacitor for use on PSC technology or CSIR units Backup electronic timing circuit to protect the compressor Voltage sensing, instant...
SKU:
SPP6E
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$49.78 USD

BRAND: Supco

ID: #S150-1S9-0082
$25.47 USD
Universal combination relay, overload and start capacitor Provides additional boost to compressor Completely pre-wired for quick and easy installation For use on systems with or...
SKU:
URCO410
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$25.47 USD

BRAND: Supco

ID: #S150-1S9-0081
$35.89 USD
Combination relay and start capacitor For any PSC A/C and CSIR units, from 4,000 to 120,000 BtuH Connect two wires to existing run capacitor for...
SKU:
SPP7S
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$35.89 USD

BRAND: Supco

ID: #S150-1S9-0078
$20.83 USD
Combination relay, overload and start capacitor Provides additional boost to compressor
SKU:
RCO410
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$20.83 USD

BRAND: Supco

ID: #S150-1S9-0077
$15.05 USD
Combination relay and start capacitor Gives up to 500% additional starting torque to single-phase 120/288VAC units from 4,000 to 120,000 BtuH Two-wire connection to existing...
SKU:
SPP6
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$15.05 USD

BRAND: Supco

ID: #S150-1S9-0076
$50.94 USD
Combination electronic relay and start capacitor 1-5 HP application Two-wire connection Voltage sensing with instant restart
SKU:
SPP8E
Vendor:
Supco
Type:
Hard Start
Availability:
In-Stock
$50.94 USD

BRAND: MARS

ID: #MA100-1S9-0049

Available in 2-4 days

$116.00 USD
Protected to 10,000 AFC Diameter: 2-1/2" 6 built-in capacitance values
SKU:
11100
Vendor:
MARS
Type:
Universal Replacement Capacitor
Availability:
In-Stock
$116.00 USD

BRAND: MARS

ID: #MA100-1S9-0048

Available in 2-4 days

$24.00 USD
Replace more than 200 different motor-run capacitors Permament replacement capacitor 2.5 mfd to 15 mfd, 370V or 440V Protected to 10,000 AFC 5 year limited...
SKU:
12500
Vendor:
MARS
Type:
Universal Replacement Capacitor
Availability:
In-Stock
$24.00 USD

BRAND: MARS

ID: #MA100-1S9-0047

Available in 2-4 days

$58.00 USD
Replace more than 200 different motor-run capacitors Permament replacement capacitor 2.5 mfd to 12.5 mfd, 370V or 440V Protected to 10,000 AFC 5 year limited...
SKU:
12100
Vendor:
MARS
Type:
Universal Replacement Capacitor
Availability:
In-Stock
$58.00 USD

BRAND: MARS

ID: #MA100-1S9-0046

Available in 2-4 days

$112.00 USD
Replace more than 200 different motor-run capacitors 70 mfd to 97.5 mfd, 370V or 440V Permament replacement capacitor Protected to 10,000 AFC 5 year limited...
SKU:
12300
Vendor:
MARS
Type:
Universal Replacement Capacitor
Availability:
In-Stock
$112.00 USD

BRAND: MARS

ID: #MA100-1S9-0045

Available in 2-4 days

$80.00 USD
Replace more than 200 different motor-run capacitors 2.5 to 67.5 MFD, 370VAC or 440VAC Permanent replacement capacitor Protected to 10,000 AFC
SKU:
12200
Vendor:
MARS
Type:
Universal Replacement Capacitor
Availability:
In-Stock
$80.00 USD

Shop AC Capacitors and Hard Start Kits at SupplyShop

Find ac capacitors and hard start kits for electrical, HVAC, refrigeration, and equipment-service work. Browse options such as Hard Start, Universal Replacement Capacitor. Compare brands such as Supco, MARS when a direct replacement or approved brand matters.

How to choose ac capacitors and hard start kits

  • Match the product page details to the equipment nameplate, project plan, or replacement part requirements.
  • Compare dimensions, material, voltage, capacity, compatibility, and accessory requirements where they apply.
  • Use product photos, manuals, model numbers, and SKU details to confirm the selection before checkout.

Before you order

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