Best Screw Solid State Relays in 2026

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

♥【What You Get】Each package With 2 mini bag of thermal grease which apply on the back of the SSR to make the temperature dissipate faster.

♥ Product Name: solid state module relay SSR-25DA, 3-32VDC/24-480VAC ; Current & Frequency:25A,50/60Hz.

♥ Total size (approximate):58 x 45 x 32mm/2.3" x 1.8" x 1.26" (l*w*t); Net weight:116g; Material:metal, plastic, electronic parts.

40A Solid State Relay Specifications:Load Voltage: 24-380VAC

Load Current: 40A

Input Voltage: DC 3-32V

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

Special attention: the current of this product is 10A for a long time.A large heat sink or fan need to be added.Model: SSR-40DA Solid State Relay 40A DC to AC

Input voltage: 3-32V DC Output voltage: 24-380V AC

Output current: 40A(≤50%); Working Voltage: 250V;

Product name : solid state relay; Model No.: SSR-40DA；If you want to reach 40A, you need to add a large heat sink and fan

Current : 40A;Frequency : 50/60Hz; output Voltage : 24-480vac；Special attention:This relay cannot be used for more than 15A for a long time.If that actual use current exceeds 15A，It is necessary to separately configure the heat sink.

Control Voltage : 3-32vdc; mounting hole diameter : 4.5Mm/0.18"

Special attention: The current of this product is 10A for a long time.A large heat sink or fan need to be added.Model: SSR-40AA Solid State Relay 40A AC to AC

Input: 80-250V AC Load: 24-380V AC

Heat Sink Mounting Thread Diameter (Approx.) : 0.5cm / 0.19"

Control voltage: 3-32VDC

Contact form: SPST

Size: 1.4"L x 0.3"W x 0.9"H

SSR-40AA Solid State Relay 40A AC to AC

Input: AC 80-250V, Load: AC 24-380V

Material: Metal, Electronic Components

SSR-25DA 25A 250V Solid State Relay Alloy Heat Sink

Model: SSR-25DA

Input voltage: 3-32V DC

VERSATILE — Can handle 0.1W - 150W ordinary bulb or LED light — fixes hyper flashing

RELIABLE — Solid state LED relay with no moving parts (does not click)

LONG LASTING — Rated 400 hours continuous use

12V Relay Module: Working Voltage: DC 12V; Maximum Load: AC 250V/10A, DC 30V/10A; Trigger Current of Opto-Isolator: 5mA

Fault-Tolerant Design: Fault Tolerant Design, Even if the Control Line is Broken, the Relay will not Operate;All Interfaces of Relay can be Wired Out Through the Terminals Directly,Normally Open and Normally Closed

Optocoupler Isolation:1 Channel Relay Board use Optocoupler Isolation that has Strong Driving Ability and Stable Performance ,The Isolation Circuit Prevent Damages to I / O Port by Relay Switch Current

♥【What You Get】Each package With 2 mini bag of thermal grease which apply on the back of the SSR to make the temperature dissipate faster.

♥ Product Name: solid state module relay SSR-25AA, 70-250VAC/24-480VAC ; Current & Frequency:25A,50/60Hz.

♥ Total size (approximate):58 x 45 x 32mm/2.3" x 1.8" x 1.26" (l*w*t); Net weight:116g; Material:metal, plastic, electronic parts.

10DA/25DA/40DA/50DA/50DA-H/60DA/75DA/80DA/100DA/25AA/40AA/50AA/60AA/5AA/80AA/100AA/10VA/25VA/40VA/50VA/60VA/75VA/80VA/100VA

load voltage: 24~480V/AC，Control voltage 3-32VDC

control current: DC:, 3~25mA, AC:12mA

4 channels, 20 amps each

Clean and easy installation

Over Temp, short circuit and overload protection

Country of Manufacture: CHINA; Model: SSR-60 DA

Input voltage: 4-32V DC; Output voltage: 24-480V AC

Output current: 60A; Working Voltage: 250V, Net Weight: 390g;

4 Channel Relay Module’s Path Can Be Triggered By High Level or Low Level Through Jumper Setting; Trigger Current of Opto-Isolator: 5mA

This 5V Relay Module is 4 Channel Isolated, Each Relay Can Individually Switch On/Off By An Opto-Isolated Digital Input

5V 4 Channel Relay Module Comes with High-Current Relay,Maximum Load: AC 250V 10A;AC 125V 15A ; DC 30V 10A

Control method: DC to AC

Input: 4-32VDC, 9-30mA; Output: 480VAC, 40A

Mount hole size: 7 x 5mm/0.28"X 0.2"(L*W)

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,

Input Voltage: 4-32VDC; Output Voltage: 5-250VDC; Max Load Current: 10A.

Size: 45 x 57 x 28mm/1.76x2.25x1.1inch(L*W*H)

Sealed high temperature resistance housing;Resin protective cap;Perfectly soldered copper post.

PZRT slotted DIN rail made of high quality carbon structural cold-rolled steel sheet, IEC, EN, DIN, JIS, GB standard and ROHS Compliant environmental protection requirements.

The rails are suitable for the installation of modular electrical appliances, to facilitate line design, to improve the installation speed, easy maintenance, reduce manufacturing and use costs.

Guide rails can be used to install circuit breakers, contactors, surge protectors, modular jacks, motor soft starters, PLC, relays, terminals and other electrical appliances.

Input control voltage DC 5V, Current 20mA for each channel. LED indicator for SSR each channel action.

Rated output voltage: AC 100 ~ 240V(50/60Hz). Applicable load current: 0.1 ~ 2Amp(each channel).

Pin Jumper option for control mode configurations in common positive or common negative. SSR output series 3Amp fuse to protect your equipment. G3MB-202P 5VDC SSR, Isolation: Phototriac. Zero cross: Yes. Rated output load: 2A at 100 to 240VAC (50/60Hz). Load type: General purpose.

Can be set high or low level trigger with jumper cap, to meet the demand of more trigger applications;

With patch optical isolation, strong drive ability and stable performance;

Interface design humane, all interfaces can be connected directly via terminal wiring leads , very convenient ;

Product Applications: PLC automation equipment control, industrial system control, Internet of Things control, electronic enthusiasts to develop experiments, all kinds of circuit modification.

With anti-reverse power function, power supply will not damage when the module reverse.

High-quality 2A AC solid state relay module. Module anti-interference ability, stable performance, trigger current only 2mA.

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"

Solid state module relay SSR-25DD, 3-32VDC/5-200VDC ; Current & Frequency:25A

SSR- 25DD control method: DC to DC

Solid state relay ideal for automatic process control application, a must component for temperature controller and other machinery control system.

Type: DC-AC; country of manufacture: China; material: metal, plastic, electric parts

Net weight: 91G; package content: 1 x solid state relay; model: beam-1 4810DA

Main color: as picture Shown; battery included: No

Using FR-4 double-sided circuit boards;

Using high-quality solid-state relays 5A;

The input and output are using KF128-3.81 Terminal Block, wiring more convenient;

SUPER MATERIAL: Made of high quality use semiconductor components. epoxy resin potting, threaded terminal wiring, high structural strength, impact resistance, strong shock resistance, small driving current at the input end can easily interface with computer terminals and various digital programmed circuits. Beautiful and generous, excellent electrical conductivity, safe and reliable, long mechanical life.

PACKAGE INCUDIGN: Include 2pcs solid state relay module, F type male connector easy for install simply push on it to the intended female connector antenna connection.

CONVENIENT TOOL: The shell of solid state relays is made of ABS flame retardant plastic material, waterproof, moisture proof, wear resistant, high temperature resistant, dustproof and oil resistant. The internal structure adopts a high-efficiency spring structure and has a high life. High mechanical strength, reliable and stable.

CRYDOM Solid-State Relay D1210