# Solid State Relay, SPST-NO, 3 A, 33 VDC, Through Hole, Solder

![Product image](https://novapart.co/image/farnell:3257965/)

**URL**: https://novapart.co/products/2966595/solid-state-relay-spst-no-3-a-33-vdc-through-hole
**SKU**: 2966595
**Manufacturer**: PHOENIX CONTACT
**Price**: €43.6900
**Stock**: 500+
**Lead Time**: 36 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Load Current | 3A |
| Product Range | OPT Series |
| Relay Mounting | Through Hole |
| Switching Mode | - |
| Relay Terminals | Solder |
| Control Voltage Max | 28.8VDC |
| Control Voltage Min | 19.2VDC |
| Contact Configuration | SPST-NO |
| Operating Voltage Max | 33VDC |
| Operating Voltage Min | 3VDC |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3257965/)

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

Please be informed that the data shown in this PDF document is generated from our online catalog. Please find the complete data in the user documentation. Our general terms of use for downloads are valid. 

Plug-in miniature solid-state relay, power solid-state relay, 1 N/O contact, input: 24 V DC, output: 3 ... 33 V DC/3 A 

## Your advantages 

- Vibration and shock resistant 

- 

- 

- 

- RT III-proof (wash-proof) 

- Wear-free and durable 

- Can be soldered on PCB 

- Switching capacity of up to 24 V DC/3 A 

## Commercial data 

|Item number|2966595|
|---|---|
|Packing unit|10 pc|
|Minimum order quantity|10 pc|
|Sales key|CK69K1|
|Product key|CK69K1|
|Catalog page|Page 286 (C-5-2019)|
|GTIN|4017918130947|
|Weight per piece (including packing)|5.29 g|
|Weight per piece (excluding packing)|5.2 g|
|Customs tariff number|85364190|
|Country of origin|HU|



Oct 24, 2024, 4:43 AM     Page 1 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

## Technical data 

## Product properties 

|Product type|Single solid-state relay|
|---|---|
|Operating mode|100% operating factor|
|Data management status||
|Date of last data management|11.07.2024|
|Article revision|03|
|Insulation characteristics: Standards/regulations||
|Insulation|Basic insulation|
|Overvoltage category|III|
|Pollution degree|2|



## Electrical properties 

Maximum power dissipation for nominal condition 0.17 W Test voltage (Input/output) 2.5 kV (50 Hz, 1 min., input/output) 

## Input data 

Nominal input voltage UN 24 V DC Input voltage range in reference to UN 0.8 ... 1.2 Input voltage range 19.2 V DC ... 28.8 V DC Switching threshold "0" signal in reference to UN 0.4 Switching threshold "1" signal in reference to UN 0.7 Typical input current at UN 7 mA Typical response time 20 µs (at UN) Typical turn-off time 300 µs (at UN) Transmission frequency 300 Hz 

## Output data 

Contact switching type 1 N/O contact Design of digital output electronic Output voltage range 3 V DC ... 33 V DC Limiting continuous current 3 A (see derating curve) Maximum inrush current 15 A (10 ms) Voltage drop at max. limiting continuous current ≤ 150 mV Output circuit 2-conductor, floating Protective circuit Reverse polarity protection Surge protection 

## Dimensions 

Oct 24, 2024, 4:43 AM     Page 2 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

**==> picture [276 x 118] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||
|---|---|
|Dimensional drawing|
|Width|5 mm|
|Height|28 mm|
|Depth|15 mm|

**----- End of picture text -----**<br>


## Material specifications 

Color black (RAL 9005) 

## Environmental and real-life conditions 

**==> picture [316 x 54] intentionally omitted <==**

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|||
|---|---|
|Ambient conditions|
|Degree of protection|RT III|
|Ambient temperature (operation)|-25 °C ... 60 °C|
|Ambient temperature (storage/transport)|-25 °C ... 70 °C|

**----- End of picture text -----**<br>


## Approvals 

**==> picture [366 x 38] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||
|---|---|
|Corrosive gas test|
|Identification|ISA-S71.04. G3 Harsh Group|
|EN 60068-2-60|

**----- End of picture text -----**<br>


## Standards and regulations 

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**----- Start of picture text -----**<br>
|||
|---|---|
|Standards/regulations|
|Standards/regulations|IEC 60664|
|EN 50178|

**----- End of picture text -----**<br>


## Mounting 

**==> picture [341 x 23] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||
|---|---|
|Assembly note|in rows with zero spacing|
|Mounting position|any|

**----- End of picture text -----**<br>


Oct 24, 2024, 4:43 AM     Page 3 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

## 2966595 

https://www.phoenixcontact.com/gb/products/2966595 

## Drawings 

**==> picture [412 x 455] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensional drawing<br>28 5<br>Drilling plan/solder pad geometry<br>1 1,3 1,9<br>15<br>3,5<br>1,2<br>**----- End of picture text -----**<br>


a = pitch division 1.25 mm and 1.27 mm 

Oct 24, 2024, 4:43 AM     Page 4 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

Diagram 

**==> picture [329 x 452] intentionally omitted <==**

**----- Start of picture text -----**<br>
3<br>2<br>1<br>0<br>0 10 20 30 40 50 60<br>Ambient temperature [°C]<br>Circuit diagram<br>A2 A1 13+ 14<br>Load current [A]<br>**----- End of picture text -----**<br>


Oct 24, 2024, 4:43 AM     Page 5 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

## Approvals 

To download certificates, visit the product detail page: https://www.phoenixcontact.com/gb/products/2966595 

cUL Recognized  Approval ID: FILE E 195083 UL Recognized  Approval ID: FILE E 195083 

UL Recognized  Approval ID: FILE E 195083 

cUL Recognized  Approval ID: FILE E 195083 

 GL Approval ID: 46016-03 HH 

Oct 24, 2024, 4:43 AM     Page 6 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

## Classifications 

## ECLASS 

|CLASS||
|---|---|
|ECLASS-11.0|27371604|
|ECLASS-12.0|27371604|
|ECLASS-13.0|27371604|



## ETIM 

||ETIM 9.0|EC001504|
|---|---|---|
||NSPSC||
||UNSPSC 21.0|39122300|



## UNSPSC 

Oct 24, 2024, 4:43 AM     Page 7 (8) 

## OPT-24DC/ 24DC/  2 - Miniature solid-state relay 

2966595 

https://www.phoenixcontact.com/gb/products/2966595 

## Environmental product compliance 

## EU RoHS 

Fulfills EU RoHS substance requirements Yes Exemption 7(c)-I Environment friendly use period (EFUP) EFUP-E No hazardous substances above the limits 

## China RoHS 

## EU REACH SVHC 

REACH candidate substance (CAS No.) No substance above 0.1 wt% 

Phoenix Contact 2024 © - all rights reserved https://www.phoenixcontact.com 

PHOENIX CONTACT Ltd Halesfield 13, Telford Shropshire, TF7 4PG 01952 681700 info@phoenixcontact.co.uk 

Oct 24, 2024, 4:43 AM     Page 8 (8) 



## Links

- [View this product on Novapart](https://novapart.co/products/2966595/solid-state-relay-spst-no-3-a-33-vdc-through-hole)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/opt-24dc-24dc-2/solid-state-relay-spst-no-3a-28/dp/3257965)
---

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