Best Esupport Relays in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for Esupport Relays

Aube Technologies RC840T-120 Electromechanical Relay with Built In Relay
#TOP1
Aube Technologies Rc840T-120 Electromechanical Relay With Built In
9.5
PM SCORE
Honeywell R8184M1051 Relay Oil Burner Control 45 Sec
#TOP2
Honeywell R8184M1051 Relay Oil Burner Control 45 Sec
9.5
PM SCORE
Honeywell L4064B2236 Combination Fan and Limit Furnace Control
#TOP3
Honeywell L4064B2236 Combination Fan And Limit Furnace Control
9.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Esupport Relays of 2026

Market Overview
Esupport Relays Reviewed
  • Reviews Analyzed: 964 Items
  • PM Avg. Rating: 7.7 / 10
7 Products Evaluated
  • Highest Price: $273.66
  • Lowest Price: $15.79
  • Avg. Price: $123.82

Aube Technologies Rc840T-120 Electromechanical Relay With Built In Relay

HONEYWELL
9800767
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Safe Shop Tech Group (We record serial numbers) 9.88

Features

Direct replacement for any brand name relay

Built-in 24 V transformer for easy installation

Compatible with 24V thermostats with 2-wire connections (R,W) or 3-wire connections (R,W,C)

Immediate relay activation provides improved temperature control and comfort

Epoxy-soundproofed relay ensures quiet operation

Honeywell R8184M1051 Relay Oil Burner Control 45 Sec

HONEYWELL
R8184M1051
4.70 X 4.80 X 6.70 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
heatcoolHOME 9.02

Features

Ignition is on whenever the burner is on (intermittent ignition-also called constant ignition)

Solid state flame sensing circuit

External button to manually reset safety switch after lockout

includes 40 VA transformer and Y and G terminals for connection of cooling equipment

Mounts on standard 4 x 4 in. junction box

Honeywell L4064B2236 Combination Fan And Limit Furnace Control

HONEYWELL
L4064B2236
1.50 X 2.50 X 3.50 Inches
1.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Pellethead 9.80

Features

Made in China

Package height :34.544 cm

Package length :8.128 cm

Package width :8.89 cm

Honeywell Ra832A1066 Hydronic Switching Relay

HONEYWELL
RA832A1066
1.00 X 2.00 X 3.00 Inches
1.60 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Maintak 9.76

Features

Integral transformer provides low voltage power for control circuit

2-wire; 24 Volt

For switching two line voltage loads having a common power source

90341 Appli Parts General Purpose Switching Relay Double Pole Double Throw 110Vac Coil For Hvac Applications And Other General Electrical Installations Apsr-341

AP APPLI PARTS
APSR-341
2.50 X 2.38 X 2.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
POFUS 9.75

Features

Use: For Hvac/R typically used to control the Fan motor in the air handler unit of the Air conditioning system. Can also be used for other electrical applications

Details: Coil Voltage is 110-120 Volts. 2 sets of Terminal Power 1-2-3 where 1-3 is NO and 4-5-6 where 4-6 is NO. Double Pole Double Throw Switch. 12 FLA 60 LRA at 125V and 6 FLA 35 LRA at 250V

Universal: Will Replace any Switching Relay with the same specifications to work with any brand of motor or other electrical applications where needed

Quality: Our products are manufactured following High Quality Standards to comply with international certifications and performance expected from Original manufactured equipment

Replaces: this product is a direct replacement for Jard 92341, RBM 90-341, White-Rodgers 90-341, Mars 90341, Packard PR341, Honeywell R4222D1013, Supco 90341, Zettler ZC90341

Honeywell L8148A Aquastat Relay 6 Inch - L8148A1017/U L8148A-7

RESIDEO
L8148A1017_U_B
3.20 X 6.20 X 4.20 Inches
0.99 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Ambria Supply Co. 5.85

Features

Honeywell L8148A AQUASTAT RELAY 6 inch - L8148A1017/U L8148A-7

High limit opens burner circuit only.

Include transformer and accessory terminals for adding a remote low limit controller.

Case available for horizontal or vertical mounting.

Requires a 24 Vac thermostat with heat anticipator set at 0.2A.

#TOP7

Honeywell Ra889A1001 Switching Relay

HONEYWELL
RA889A1001
1.00 X 2.00 X 3.00 Inches
2.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Beenimax 9.69

Features

Switching Relay

120V SPDT PLUS POWER PILE RATED

LOW VOLTAGE SPST RELAY

Top 10 relays Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Honeywell 5
Ap Appli Parts 1
Resideo 1

Top 10 relays Brands Pie Chart


We've carried out a comprehensive analysis of 964 reviews on relays, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select relays priced around $123.82, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 7 relays for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right relays Products based on their needs, saving them considerable time when choosing which relays to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.