# Solid State Relays

> Solid state relays (SSR), single and multi-channel, 5-40A, 5V high/low level control modules

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/solid-state-relays
- Category: Electronic components > Relays > Solid State Relays
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:32 (Europe/Bucharest)

## Products (9)

### Solid State Relay, SSR-25DD, 25A, 5-200VDC
- Page: https://sigmanortec.ro/en/solid-state-relay-ssr-25dd-25a-5-200vdc
- Details: https://sigmanortec.ro/en/llms/p/2037.md
- Price: 37.81 RON
- Availability: In stock; 1-2 zile
- Reference: 9841 · EAN: 5949500303653
- Specifications: Minimum Output Voltage: 5 V; Maximum Output Voltage: 200 V; Maximum Output Current: 25 A; Output Type Voltage: Closed-Open Contact; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

SSR-25DD solid state relay, DC-DC type, for switching direct current loads. Control voltage (input) 3-32VDC, switching voltage (output) 5-200VDC, maximum current 25A. No mechanical contacts, with status LED and photocoupler isolation. Dielectric strength 2500VAC/1 minute, operating temperature -20°C to 80°C, dimensions 60x45x23mm.

### Solid State Relay SSR-25DA, 25A
- Page: https://sigmanortec.ro/en/solid-state-relay-ssr-25da-25a
- Details: https://sigmanortec.ro/en/llms/p/1531.md
- Price: 20.34 RON
- Availability: In stock; 1-2 zile
- Reference: 9449 · EAN: 5943574862214
- Specifications: Maximum Output Current: 25 A; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC

Solid state relay SSR-25DA, 25A, with DC input 3-32VDC and AC output 24-380VAC. Contactless switching using TRIAC and zero crossing, optical isolation between input and output, switching time 

### Solid State Relay 5V, 1 channel, High Level, SSR
- Page: https://sigmanortec.ro/en/solid-state-relay-5v-1-channel-high-level-ssr
- Details: https://sigmanortec.ro/en/llms/p/1369.md
- Price: 18.30 RON
- Availability: In stock; 1-2 zile
- Reference: 9256 · EAN: 5946547669179
- Specifications: Output Type Voltage: Closed-Open Contact; Input Voltage: 5 V

Solid state relay (SSR) module with 1 channel, 5V input voltage, High Level trigger. Switches AC loads up to 250VAC and 2A, powered at 5VDC with 160mA. Signal threshold: OFF state 0-2.5VDC, ON state 3-5VDC. Output type: Closed-Open contact. Dimensions: 24 x 32 x 21 mm.

### 4-channel solid state relay, Low Level, 5V, SSR
- Page: https://sigmanortec.ro/en/4-channel-solid-state-relay-low-level-5v-ssr
- Details: https://sigmanortec.ro/en/llms/p/1374.md
- Price: 40.61 RON
- Availability: In stock; 1-2 zile
- Reference: 9266 · EAN: 5940804424013
- Specifications: Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

4-channel solid state relay (SSR) module with Low Level trigger, powered by 5V DC (160mA). Each channel supports up to 250VAC and 2A, for controlling AC loads in Arduino projects or automation setups, with direct control from GPIO. Signal thresholds: ON state 0-2.5VDC, OFF state 3-5VDC.

### Solid State Relay SSR-40DA, 40A
- Page: https://sigmanortec.ro/en/solid-state-relay-ssr-40da-40a
- Details: https://sigmanortec.ro/en/llms/p/1353.md
- Price: 30.56 RON
- Availability: In stock; 1-2 zile
- Reference: 9240 · EAN: 5949281969567
- Specifications: Nominal Current: 40 A; Maximum Output Current: 40; Output Type Voltage: Closed-Open Contact; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC; Model: SSR-40DA

Solid state relay SSR-40DA, 40A, with TRIAC output and zero crossing switching, optical isolation between input and output, status LED. Control signal 3-32VDC (3-25mA), load voltage 24-380VAC, switching time 

### Solid State Relay, 5V, 2CH, High Level, SSR
- Page: https://sigmanortec.ro/en/solid-state-relay-5v-2ch-high-level-ssr
- Details: https://sigmanortec.ro/en/llms/p/900.md
- Price: 10.93 RON
- Availability: Out of stock
- Reference: 9098 · EAN: 5940769641081
- Specifications: Output Type Voltage: Closed-Open Contact; Input Voltage: 5VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Dual-channel Solid State Relay (SSR) module, High Level triggering, activation signal 3-5VDC (OFF state 0-2.5VDC), compatible with 3.3V and 5V logic level boards such as Arduino. Switches AC loads up to 250VAC and 2A per channel. Power supply 5VDC, consumption 160mA. Dimensions 53 x 32 x 23 mm. Reference 9098.

### 4-channel solid state relay, High Level, 5V, SSR
- Page: https://sigmanortec.ro/en/4-channel-solid-state-relay-high-level-5v-ssr
- Details: https://sigmanortec.ro/en/llms/p/592.md
- Price: 40.78 RON
- Availability: Out of stock
- Reference: 33125 · EAN: 5949521165636
- Specifications: Input Voltage: 5VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

4-channel solid state relay (SSR) module with High Level triggering, for controlling AC loads in microcontroller projects. Switches up to 250VAC and 2A per channel. Power supply 5VDC, current draw 160mA. Logic input: OFF state 0-2.5VDC, ON state 3-5VDC. Reference 33125.

### Solid State Relay 5V, 1 channel, Low Level, SSR
- Page: https://sigmanortec.ro/en/solid-state-relay-5v-1-channel-low-level-ssr
- Details: https://sigmanortec.ro/en/llms/p/593.md
- Price: 12.10 RON
- Availability: In stock; 1-2 zile
- Reference: 22128 · EAN: 5943846141573
- Specifications: Input Voltage: 5VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Solid State Relay (SSR) module with 1 channel, low level control, powered by 5VDC, 160mA. Switches AC loads up to 250VAC, 2A. Signal threshold: OFF state 0-2.5VDC, ON state 3-5VDC. Dimensions 24 x 32 x 21 mm. Suitable for controlling AC loads in Arduino projects or automation. Reference 22128, EAN 5943846141573.

### Solid State Relay 5V 2CH Low Level, SSR
- Page: https://sigmanortec.ro/en/solid-state-relay-5v-2ch-low-level-ssr
- Details: https://sigmanortec.ro/en/llms/p/594.md
- Price: 22.66 RON
- Availability: In stock; 1-2 zile
- Reference: 22129 · EAN: 5941822295395
- Specifications: Input Voltage: 5VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

2-channel solid state relay (SSR) module, Low Level type, for controlling AC loads in Arduino projects, automation and industrial control. Input voltage: 5VDC (DC), consumption 160mA. Signal: OFF state 0-2.5VDC, ON state 3-5VDC. Rating: 250VAC, 2A per channel. Dimensions: 53 x 32 x 23 mm. Reference 22129, EAN 5941822295395.