Best Aluminum Solid State Relays in 2026

Daisy
Last Updated: Feb 7, 2026

At a Glance: Our Top Picks for Aluminum Solid State Relays

Functional Devices RIB2401B Power Relay, 20 Amp SPDT, 24 Vac/dc/120 Vac Coil, NEMA 1 Housing
#TOP1
Functional Devices Rib2401B Power Relay, 20 Amp Spdt,
9.7
PM SCORE
uxcell Aluminum Heat Sink SSR Dissipation for Single Phase Solid State Relay 10A-40A
#TOP2
Uxcell Aluminum Heat Sink Ssr Dissipation For Single
5.6
PM SCORE
uxcell Aluminum Heat Sink SSR Dissipation for Single Phase Solid State Relay 10A-100A
#TOP3
Uxcell Aluminum Heat Sink Ssr Dissipation For Single
5.4
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 Aluminum Solid State Relays of 2026

Functional Devices Rib2401B Power Relay, 20 Amp Spdt, 24 Vac/Dc/120 Vac Coil, Nema 1 Housing

RIB
RIB2401B
4.40 X 2.50 X 6.60 Inches
0.49 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HVAC Pros 9.85

Features

Product Type:Dip Switch

Item Package Weight:0.204 Kilograms

Item Package Dimension:6.35 cm L X11.176 cm W X17.018 cm H

Country Of Origin: United States

Uxcell Aluminum Heat Sink Ssr Dissipation For Single Phase Solid State Relay 10A-40A

UXCELL
A18012500UX0156
3.54 X 2.36 X 2.36 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
uxcell 9.95

Features

Model: AI-50W;Fit for: Single Phase SSR;Total Size (Approx.): 8 x 5 x 5cm / 3.1-inch x 2-inch x 2-inch (L*W*H);Mounting Hole Diameter (Approx.): M4;Threaded Hole Distance: 48mm / 1.88-inch;Base Mounting Hole Diameter: 9 x 5mm / 0.4" x 0.2"(L*W);Size Roof (Approx.): 60 x 50mm / 2.36-inch x 1.97-inch (L*W);Size Foot (Approx.): 80 x 50mm / 3.15-inch x 1.97-inch (L*W);Package Content: 1 x Aluminum Heat Sink

Made of durable aluminum material, mountable heatsink design, compact size, easy to install.

It has good thermal conductivity, large heat dissipation, fast heat dissipation, high metal heat intensity, lightweight and corrosion resistance. It is helpful to dissipate the heat and protect your relay,

The Heat Sink is specially designed for single phase SSR solid state relay, which currently less than 15A.Widely used in machinery, wind power generation, construction machinery, air compressors, household appliances and other industries.

Heat Sink ONLY, Solid State Relay NOT INCLUDED here.

Uxcell Aluminum Heat Sink Ssr Dissipation For Single Phase Solid State Relay 10A-100A

UXCELL
A18012500UX0158
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
uxcell 9.95

Features

Model: AW-70W;Fit for: Single Phase SSR;Total Size (Approx.): 12.5 x 7 x 5cm / 4.9-inch x 2.8-inch x 2-inch (L*W*H);Mounting Hole Diameter (Approx.): M4;Threaded Hole Distance: 48mm / 1.88-inch;Base Mounting Hole Diameter: 9 x 5mm / 0.4" x 0.2"(L*W);Size Roof (Approx.): 102 x 70mm / 4.02-inch x 2.76-inch (L*W);Size Foot (Approx.): 125 x 70mm / 4.92-inch x 2.76-inch (L*W);Package Content: 1 x Aluminum Heat Sink

Made of durable aluminum material, mountable heatsink design, compact size, easy to install.

It has good thermal conductivity, large heat dissipation, fast heat dissipation, high metal heat intensity, lightweight and corrosion resistance. It is helpful to dissipate the heat and protect your relay,

The Heat Sink is specially designed for single phase SSR solid state relay, which current less than 40A.Widely used in machinery, wind power generation, construction machinery, air compressors, household appliances and other industries.

Heat Sink ONLY, Solid State Relay NOT INCLUDED here.

Uxcell Aluminum Heat Sink Ssr Dissipation For Three Phase Solid State Relay 10A-100A

UXCELL
A18012500UX0159
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
uxcell 9.95

Features

Model: AH-105W;Fit for: Three Phase SSR;Total Size (Approx.): 10.5 x 9.9 x 8cm / 4.1-inch x 3.9-inch x 3.1-inch (L*W*H);Mounting Hole Diameter (Approx.): M4;Threaded Hole Distance: 48mm / 1.88-inch, 96mm / 3.78-inch;Base Mounting Hole Diameter: 9 x 5mm / 0.4" x 0.2"(L*W);Size Roof (Approx.): 105 x 80mm / 4.13-inch x 3.15-inch (L*W);Size Foot (Approx.): 105 x 99mm / 4.13-inch x 3.9-inch (L*W);Package Content: 1 x Aluminum Heat Sink

Made of durable aluminum material, mountable heatsink design, compact size, easy to install.

It has good thermal conductivity, large heat dissipation, fast heat dissipation, high metal heat intensity, lightweight and corrosion resistance. It is helpful to dissipate the heat and protect your relay,

The Heat Sink is specially designed for three phase SSR solid state relay, which current less than 30A. Widely used in machinery, wind power generation, construction machinery, air compressors, household appliances and other industries.

Heat Sink ONLY, Solid State Relay NOT INCLUDED here.

Uxcell Replacement Single-Phase Solid State Relay, Ssr Heat Sink, Black

UXCELL
A12032600UX1477
5.51 X 3.54 X 2.36 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Product Name : Solid State Relay Heat Sink;Fit for : Single Phase SSR

Material : Aluminum;Mounting Threaded Hole Diameter (Approx.) : 3mm / 0.118"

Threaded Hole Distance : 48.5mm / 1.9"(L*W);Base Mounting Hole Diameter : 5mm / 0.2"

Total Size (Approx.) : 125 x 70 x 50mm / 4.9" x 2.8" x 2.0" (L*W*H);Color : Black

Weight : 206g;Package Content : 1 x Solid State Relay Heat Sink

Tihood 3Pcs Aluminum Heat Sink Ssr Dissipation For Single Phase Solid State Relay 10A-40A Black

TIHOOD
HS-3
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
TIHOOD 9.89

Features

Product Name : Aluminum Heat Sink; Material : Aluminum; Fit for : Solid State Relay 10A-40A

Mounting Threaded Hole Diameter (Approx.) : 3.6mm / 0.14";Threaded Hole Distance : 48mm / 1.9"

Base Mounting Hole Size : 7 x 5mm / 0.3" x 0.2"(L*W);Size Roof(Approx.) : 60 x 50mm(L*W)

Size Foot (Approx.) : 80 x 50mm(L*W);Color : Black

Net Weight : 100g;Package Content : 3 x Aluminum Heat Sinks

Tihood Aluminum Heat Sink Ssr Dissipation For Single Phase Solid State Relay 10A-40A

TIHOOD
HS-S
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
TIHOOD 9.89

Features

Brand new and high quality

Material: Aluminum

3.1”x2”x2” Small Heat Sink

Heat sink for single phase solid state relay SSR

Made of durable aluminum material, help dissipate the heat and protect your relay

Top 10 solid state relays aluminum Brands on Amazon

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

Brand Count
Uxcell 4
Tihood 2
Rib 1

Top 10 solid state relays aluminum Brands Pie Chart


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