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Subsea Electronics and Sensors

Download Specification

Marinised sensors designed for deepwater subsea use

Having designed and manufactured many types of subsea vehicles over the last 45 years, SMD has a wealth of knowledge of sensors and data collection offering a full range of options through the Curvetech® brand. All of the electronics and sensors are available to our customers to purchase as after-market spares or for integration with your own equipment.

Subsea Sensor Range

AK0521

Subsea Speed and Direction Sensor
Depth Rating: 6000m
Connector: Molex (Subsea connectors available on request)
Use: Internal oil filled enclosures

AF0140

Subsea Proximity Sensor
Depth Rating: 3000m
Connector: Impulse

AJ9493

Subsea Rotary Encoder
Depth Rating: 3000m
Connector: Subconn

PK4444

Subsea Pressure Sensor
Depth Rating: 6000m
Connector: 2-wire
Rating: 0-400 bar relative; 4-20mA
Use: Internal oil filled boxes
G¼” Port


AK1707

Subsea Oil Temperature
Depth Rating: 3000m
Connector: 2-wire
Use: Internal oil filled boxes
Hydraulic return lines only

AK6894

Subsea DSA Speed Sensor (18mm)
Depth Rating: 6000m
Connector: Impulse
Use: Replacement speed sensor
for Bosch Rexroth motors

AK6895

Subsea DSA Speed Sensor (32mm)
Depth Rating: 6000m
Connector: Impulse
Use: Replacement speed sensor
for Bosch Rexroth motors

AC6644

Subsea Filter Switch
MP Filtri
2 Bar


AC6645

Subsea Filter Switch
MP Filtri
5 Bar

AL0692

Subsea HDD Speed Sensor (32mm)
Depth Rating: 2500m
Connector: Impulse
Use: Replacement for Bosch HDD – 32 sensor

AL0693

Subsea HDD Speed Sensor (16mm)
Depth Rating: 2500m
Connector: Impulse
Use: Replacement for Bosch HDD – 16 sensor

AB4611

Oil Temperature and Water Ingress Sensor
Depth Rating: 6000m
Connector: Impulse
Use: Subsea reservoirs, compensators and hydraulic lines


Subsea Electronics and PCB Range

MVPE Valve Control PCB

30 Channel Valve Driver Board
15 Analogue Inputs (mA or V)

PT100 Conditioning Card

2 Inputs(2,3 or 4 Wire)
0-10V Output
Depth Rating: 3000m

Moisture Detection Board

Pods and Accessories Range

Subsea Power Supply Unit

Smoothed Power Supply for Transponders and Responders
Input 110VAC
Output 15VDC and 24VDC
Depth Rating: 4000m

Pod Vacuum Port

Material: SS
Port: Quarter BSP

AJ6980

Subsea Power Supply
110VAC to 24VDC
Depth Rating: 4000m
156mm long x 81mm OD

Lamp Dimming Junction Box Range

6+2Ch Lamp JB

6 off, 110VAC Dimmable Outputs
2 off, 110VAC HID Outputs
Connectors: Burton

12+2Ch Lamp JB

12 off, 110VAC Dimmable Outputs
2 off, 110VAC HID Outputs
Connectors: Burton

6Ch Lamp JB

6 off, 110VAC Dimmable Outputs
Connectors: Impulse

12+2Ch Lamp JB

12 off, 110VAC Dimmable Outputs
2 off, 110VAC HID Outputs
Connectors: Impulse


12+2Ch Lamp JB

12 off, 24VDC Dimmable Outputs
2 off, 110VAC HID Outputs
Connectors: Impulse

Here to help

Gary Armstrong

Spares Manager

gary.armstong@smd.co.uk

+44 (0)| 191 234 8554

Curvetech® Technical

Technical support

curvetech@smd.co.uk

+44 (0) 191 234 2222

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