The Airmar R109C-LH is the flagship model in Airmar's CHIRP thru-hull lineup, engineered for serious commercial and recreational anglers targeting deep water. Dual-frequency CHIRP technology delivers 117 kHz of total bandwidth from a single installation, resolving individual baitfish, game fish, and bottom structure with five to ten times greater detail than conventional single-frequency sonar — with bottom detection capability reaching 3,000 m (10,000 ft).

Specifications:

• Low-frequency CHIRP range: 38–75 kHz; beamwidth 19° to 10° port-starboard / 10° to 5° fore-aft
• High-frequency CHIRP range: 130–210 kHz; beamwidth 8° to 4°
• Total bandwidth: 117 kHz from a single transducer
• Power output: 2 kW
• Covers popular fishing frequencies of 38, 50, and 200 kHz, plus all frequencies within the bandwidth
• Integrated depth sensor and fast-response water-temperature sensor
• Fishing profile: Commercial and recreational inshore and offshore fishing, including deep-water canyon and sea-mount tracking
• Housing material: Urethane with high-performance fairing
• Minimum recommended boat size: 12 m (40') and above
• Compatible hull types: Fiberglass, wood, or metal

Note: This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.