Description
Nash Siren S5 Digital Bite Alarms: Professional Performance for Every Angler
The Nash Siren series is legendary for its reliability, and the Siren S5 Digital brings that high-end performance into an accessible, rugged package. At Gerry’s Fishing, we find the S5 Digital to be the perfect choice for anglers who want the bulletproof build quality of the Siren range without the complexity (or cost) of a wireless receiver system.
Upgraded with advanced digital circuitry, the S5 Digital provides instant bite detection and incredible battery life. Its iconic design isn’t just for show—the “built-in” snag ears protect your rods during violent takes, while the high-quality piezo speaker delivers a crisp, clear signal even in heavy rain or wind. This is a “fit and forget” alarm that performs session after session, regardless of the conditions.
Detailed Specifications
| Feature | Specification |
| Circuitry | Advanced Digital for improved battery life |
| Detection | High-sensitivity roller wheel |
| Indication | High-output Piezo speaker with adjustable volume |
| LEDs | Twin high-visibility latching and run LEDs |
| Material | High-impact, weather-sealed casing |
| Power | 1 x CR2 3V Battery (Not included) |
| Attachment | Stainless steel 3/8″ BSF thread with compression washer |
| Visuals | Available in Red, Blue, Purple, and White |
Why Choose the Nash Siren S5 Digital?
-
Legendary Sensing: The S5 uses the same proven sensing technology found in the higher-end Sirens, ensuring that every movement of the line is registered, from a slow “bleep” on a cold winter day to a screaming one-tonner.
-
Extreme Weatherproof Construction: The digital internals are fully sealed, meaning the S5 Digital will continue to operate perfectly in torrential rain, frost, and extreme heat.
-
Super Long Battery Life: Thanks to the digital upgrade, the power consumption is incredibly low, meaning you can go months (or even seasons) without needing to change the CR2 battery.
-
Integrated Protection: The deeply recessed rod cradle and tall “snag ear” style body ensure your rod stays securely in place without the need for additional screw-in snag ears.
Pro Tip from the Gerry’s Team
The “Bobbins and Sensitivity” Setup: To get the best out of your S5 Digital, pair it with a weighted bobbin or hanger like the Nash Slap Head. Because the alarm is highly sensitive, using a weighted indicator ensures the line stays in firm contact with the roller wheel, eliminating “false bleeps” caused by wind while ensuring that even the most subtle drop-back bite is signaled clearly.
Frequently Asked Questions
Is this alarm compatible with a wireless receiver?
No, the S5 Digital is a standalone “head-only” alarm. It does not contain a wireless transmitter. If you require a remote receiver system, we recommend looking at the Nash Siren S5R or R3 models.
Does it have a jack socket for illuminated indicators?
Yes. The S5 Digital features a standard 2.5mm power output socket, allowing you to plug in illuminated bobbins or hangers (like the Nash Optics range) which will light up in synchronization with the alarm’s LEDs.
How do I adjust the settings?
The S5 Digital is designed for simplicity. It features a single, robust on/off and volume control dial. This “no-nonsense” approach means you spend less time scrolling through menus and more time focused on your fishing.
What battery does it take?
The S5 Digital runs on a single CR2 3V battery. These are widely available and offer significantly better performance and shelf-life compared to standard AAA batteries found in cheaper alarms. We recommend always keeping a spare in your tackle box just in case!






