Acoustic releases

Which acoustic release is right for me?

PORT LF Push Off Release Transponder

The PORT Push Off Release Transponder is ideal for deployments in coastal environments. Unique push-off mechanism provides reliable release every time. The mechanical drive off system is the best choice for deployments where mechanisms can experience growth or sediment build up. The Low Frequency acoustic command structure is proven to be very reliable and is unsurpassed in multi-path environments.

• Unique push-off mechanism provides reliable release every time
• All aluminum components
• Simple and easy maintenance
• Small lightweight package
• Medium load acoustic release
• Full transponder capability
• 2 year on alkaline batteries
• Reliable and secure command coding including Enable, Disable and Release commands
• Purge Port
• Auto Disable
• Tilt & Release indication
• Release Load: 350 kg
• Depth Rating: 3500 meters
• DEEP PORT LF Depth Rating: 4000 meters

PORT MFE Push Off Release Transponder

The PORT Medium Frequency Extended Life Push Off Release Transponder is ideal for deployments in coastal environments. Unique push-off mechanism provides reliable release every time. The mechanical drive off system is the best choice for deployments where mechanisms can experience growth or sediment build up.

The Medium Frequency acoustic command structure is very reliable in areas where vessel traffic is common and is unsurpassed in multi-path environments.

• Unique push-off mechanism provides reliable release every time
• All aluminum components
• Simple and easy maintenance
• Small lightweight package
• Medium load acoustic release
• Full transponder capability
• Uses welded battery pack
• 5 years on alkaline batteries
• Reliable and secure command coding
• Purge Port
• Auto Disable
• Tilt & Release indication
• Release Load: 250 kg
• Depth Rating: 3500 meters

PORT LF-SD Push Off Release Transponder Small Diameter

The PORT Push Off Release Transponder is ideal for deployments in coastal environments. Unique push-off mechanism provides reliable release every time. The mechanical drive off system is the best choice for deployments where mechanisms can experience growth or sediment build up. The Low Frequency acoustic command structure is proven to be very reliable and is unsurpassed in multi-path environments.

• Unique push-off mechanism provides reliable release every time
• All aluminum components
• Simple and easy maintenance
• Small lightweight package
• Medium load acoustic release
• Full transponder capability
• 1.25 year on alkaline batteries
• Reliable and secure command coding including Enable, Disable and Release commands
• Purge Port
• Auto Disable
• Tilt & Release indication
• Release Load: 250 kg
• Depth Rating: 3500 meters

PORT Pop-Up Recovery System

The PORT Push Off Release Transponder Pop-up recovery package is ideal for deployments in coastal environments. The mechanical drive off system is the best choice for deployments where acoustic release mechanisms can experience growth or sediment build up. The Pop-Up flotation package can be added to the PORT LF SD or PORT MFE acoustic releases. The canister can be outfitted with customer supplied rope (line) of various lengths.

• Reliable Pop-Up design
• Configurable with various line lengths
• Works with PORT acoustic releases
• Great positive buoyancy for recovery in strong currents
• Simple and easy maintenance
• Small lightweight package
• Release attached to top flotation portion & comes up with float upon release
• Full transponder capability
• Made with corrosion resistant materials
• 1200 unique command codes
• Auto disable (power saving)
• Depth Rating: 200 meters

PORT Strong Back Release Transponder

The Strong Back option for the PORT acoustic release increases release rating and lift load rating to 2,500 lbs and 3,500 lbs respectively. The PORT Strong Back Release Transponder is ideal for heavy weight deployments in coastal environments. The strong back portion of the unit increases lift load rating to support heavy mooring deployments. The mechanical drive off system, coupled with a load carrying strong back is the best choice for deployments where mechanisms can experience growth or sediment build up.

• Strong back mechanical load arm increases release load capabilities
• All aluminum components
• Simple and easy maintenance
• Small lightweight package
• Full transponder capability
• Uses standard batteries
• 1 year on alkaline batteries
• 1.5 years on lithium batteries
• Reliable and Secure command coding
• Purge Port
• Auto Disable
• Tilt & Release indication
• Release Load: 1,136 kg
• Depth Rating: 3500 meters

Model 8242XS Acoustic Release Transponder

The 8242XS Acoustic Release Transponder is a field-proven, reliable, and versatile mooring instrument. The 8242XS is made entirely of nickel aluminum bronze alloy with titanium closure hardware for very long deployments with no corrosion. Acoustic status reply includes tilt and release state. Command structure proven in the toughest acoustic environments anywhere. Many of these releases are over 15 years old and still in use.

• Release load of 5,500 kg
• Also available in a Heavy Load Release (HLR) configuration – release loads up to 48,000 kg
• Depth Rating: 6000 meters
• Longest history of reliability in the industry
• Nickel aluminum bronze alloy construction
• Titanium closure hardware
• Transponder for positioning and recovery
• Several battery configuration options for long life
• Secure command coding
• Options: I/O communication
• Pressure activation
• External On/Off
• Extended battery life

Which acoustic release is right for me?