Photos: ECU Alarms · supplied retailer imagery
Carp alarms · Remote receiver · Our review
ECU Alarms MK1 R-Plus Compacts Remote Bite Alarms and Receiver
MK1 R-Plus Compacts
Our verdict
A tidy remote alarm set with colour-changing LEDs, useful drop-back indication and up to 200m of signal range. Smart kit for anglers who want the important stuff without a load of faff.
Good for
- Carp anglers fishing overnight sessions
- Anglers who like a tidy, customisable setup
Maybe skip if
- Anyone wanting the absolute simplest alarm possible
- Anglers who regularly fish beyond normal swim distances
Key points
- Up to 200m signal range between the alarms and receiver.
- Adjustable volume, tone and sensitivity on the alarms.
- Selectable-colour latching and run LEDs, with adjustable brightness.
Make sure it’s the right one. This review covers the Edwards Custom Upgrades ECU Alarms MK1 R-Plus Compacts R-Plus remote bite alarms and receiver, including the multi-colour LED version.
Tackle Index score
Our on-paper score, worked out from the maker's specs, the price and how well it suits UK fishing. We haven't tested it on the bank, and it's kept separate from angler reviews. How we score
See how it scored on each pointWhere to buy
Version: MK1 R-Plus Compacts
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Quick verdict
The verdict
The ECU MK1 R-Plus Compacts look like a cracking option if you want a neat, feature-packed alarm set without going down the massive big-box route. Adjustable sensitivity, tone and volume give you proper control, while the colour LEDs and dimmer let you set them up just how you like.
The drop-back differentiation, anti-line-skip rollers and remote receiver make them especially handy for longer nights and tricky conditions. They’re not the obvious pick if you want a huge screen full of menus, but for straightforward carp fishing with a few clever touches, they’re bob on.
A strong, compact remote alarm set with genuinely useful controls and good drop-back information.
Desk-research score from specs, price and fishing fit · How we score
- Product Quality
- 9/10
- Performance
- 8.9/10
- Impact on Fish Catching
- 8.8/10
- Ease of Use
- 8.6/10
- Value for Money
- 8.8/10
The feature mix feels thoughtfully put together, with storm ears, anti-line-skip rollers, dimming and isotope support all adding practical value.
Adjustable indication settings, a quoted range of up to 200m and receiver vibration give the system plenty of capability.
Clear run and drop-back differentiation can help you react faster when a carp changes direction or comes back towards you.
The controls are useful and the mute function is straightforward, though the number of settings may be more than some anglers need.
For the feature set, compact format and remote functionality, this looks like a sensible option in the serious mid-to-upper alarm bracket.
Who it suits
Is it right for you?
Great for
- Carp anglers fishing overnight sessions. The receiver, vibration mode and clear drop-back alerts let you keep tabs on the rods without sitting bolt upright at every little twitch.
- Anglers who like a tidy, customisable setup. Colour-changing LEDs, brightness adjustment and separate tone, volume and sensitivity controls let you dial the system in to your swim.
Maybe skip if
- Anyone wanting the absolute simplest alarm possible. There are plenty of useful controls here, but that can feel like overkill if you only need a basic run alarm.
- Anglers who regularly fish beyond normal swim distances. The quoted range is up to 200m, but very long-distance monitoring still depends on the peg, obstructions and local conditions.
On paper
Good points and things to know
What we like
- Up to 200m range gives you plenty of freedom around the swim.
- Excellent control over volume, tone, sensitivity and LED brightness.
- Drop-back bites get their own visual and audible differentiation.
- Anti-line-skip Slick Glide rollers are a handy touch for smooth line movement.
- Receiver offers vibration, LED dimming and six colour-changeable LEDs.
Worth knowing
- The feature set may feel more involved than necessary if you only want a basic alarm.
- A 200m maximum range will vary with bankside obstacles and conditions, so don’t treat it as a guaranteed working distance everywhere.
- The compact format won’t suit anglers who prefer larger, ultra-simple alarm heads.
The lowdown
Introducing the ECU Alarms MK1 R-Plus Compacts Remote Bite Alarms and Receiver
A tidy remote alarm set with colour-changing LEDs, useful drop-back indication and up to 200m of signal range. Smart kit for anglers who want the important stuff without a load of faff.
- Up to 200m signal range between the alarms and receiver.
- Adjustable volume, tone and sensitivity on the alarms.
- Selectable-colour latching and run LEDs, with adjustable brightness.
- Visual and audible differentiation for forward runs and drop-back bites.
Specifications
Key facts and specs
- Signal range
- Up to 200m
- Alarm controls
- Adjustable volume, tone and sensitivity
- Mute function
- One press for 30 seconds; two taps for 60 seconds
- LEDs
- Selectable-colour latching and run LEDs, with dimming
- Rollers and line handling
- Anti-line-skip Slick Glide roller wheels
- Receiver features
- Volume control, vibration, LED dimming, pairing and reset controls
Specs checked with ECU Alarms, Oct 2026.
Spot a model or spec change?
Head to head
How it stacks up
Side by side with the closest kit we've reviewed. This updates as we add more reviews.
ECU Alarms
ECU Alarms MK1 R-Plus Compacts Remote Bite Alarms and Receiver (this one)
Top scorer
Scores are our own, out of 10. Best in each row is in green. Prices change, so check the latest before you buy.
The full rundown
Everything you'll want to know about the ECU Alarms MK1 R-Plus Compacts Remote Bite Alarms and Receiver
The ECU Alarms MK1 R-Plus Compacts R-Plus are aimed squarely at carp anglers who want a proper remote alarm setup without filling the front of the pod with chunky boxes. They’re compact, feature-rich and clearly built around the things that matter when the rods are out and you’re trying not to miss a bite-time twitch.
You get adjustable volume, tone and sensitivity on the alarms, so there’s plenty of scope to match them to the venue and your fishing. Quiet little estate lake? Keep things civil. Windy reservoir and a bit of tow on the line? Give yourself a stronger, clearer indication. It’s dead handy rather than just fancy for fancy’s sake.
The headline number is the signal range, quoted at up to 200m. That’s loads for most swims, giving you room to nip back to the bivvy, sort a brew or keep an eye on things from a sensible distance. As ever, the actual working distance depends on the lake, trees, bankside clutter and where you’ve parked yourself, so don’t read 200m as a magic forcefield.
The alarms also bring proper drop-back information, with visual and audible differentiation between forward and reverse movement. That’s a big plus when a carp has kited towards you or picked up the rig and motored back into the swim. You’re not relying on one vague beep and a hopeful glance at the bobbin.
The LED setup is nicely configurable too. Latching and run LEDs have selectable colours, while a dimmer button lets you tone the brightness down. That’ll appeal if you don’t fancy lighting up the whole bivvy at midnight, and it’s useful when you want different colours assigned to different rods. A quick glance can tell you which rod has kicked off.
Line management gets some attention as well. The anti-line-skip roller wheels are designed to keep the line behaving, while the Slick Glide rollers are intended for light line movement. That matters when you’re fishing slack lines, stalking the margins or using a delicate bobbin setup where you don’t want a clattery roller making a mountain out of a molehill.
There’s a mute function for those moments when you need silence now, not after a rummage through a menu. One press gives 30 seconds, while two taps give 60 seconds. Handy when you’re recasting, moving a rod, sorting a snaggy drop-off or trying to stop a cheeky false alarm waking the whole lake.
The alarms include rod-riser storm ears, which help keep things secure when the weather turns or you’re fishing with a steep rod angle. There are also vertical isotope slots for 12mm x 2mm isotopes, plus a 2.5mm output socket for illuminated hangers. So you can build in a bit of night-time visibility without making the alarm head look like a Christmas tree.
The receiver keeps the same practical approach. It has volume control, vibration and LED dimming, along with six colour-changeable LEDs. Pairing is handled with a programme button, and a reset button clears the pairings when you want to start again. Overall, the MK1 R-Plus Compacts look like a well-equipped, compact set for anglers who want useful control, clear bite information and a receiver that won’t be a faff to live with.
Our take
Small footprint, big on useful details
The best thing here is that the feature list feels aimed at actual fishing rather than just filling a box. You get the controls you’ll use, a decent remote range, visual and audible drop-back information, and sensible touches like storm ears and isotope slots.
That makes the MK1 R-Plus Compacts a good fit for anglers who want a tidy alarm setup that can cover margin work, longer-range fishing and overnight sessions without turning the bivvy table into mission control.
Closer look
What you’re buying
The MK1 R-Plus Compacts are remote bite alarms built around compact alarm heads and a matching receiver. Each alarm gives you adjustable volume, tone and sensitivity, plus selectable-colour latching and run LEDs. Brightness can be changed with the dimmer button, so you can keep things subtle at night or make the indication easier to spot in daylight.
For line control, the anti-line-skip roller wheels are paired with Slick Glide rollers designed for light line movement. You also get storm ears for rod security, vertical slots for 12mm x 2mm isotopes and a 2.5mm output socket for illuminated hangers. Those are small touches, but they make the heads easier to tailor to your usual bobbins and night setup.
Worth knowing. The mute function is quick and simple: one press gives 30 seconds, while two taps gives 60 seconds. That’s just the ticket when you’re moving a rod or sorting a recast and don’t want a racket going off.
Who it suits
A good fit for flexible carp fishing
These alarms suit anglers who fish a mix of situations and want more control than a basic on-or-off alarm provides. Sensitivity adjustment can help when you’re dealing with tow, wind or liners, while the tone and volume controls let you make the setup more noticeable or more discreet depending on the venue.
The drop-back differentiation is particularly useful for carp waters where fish can turn and kite back towards you. Add the receiver’s vibration function and up to 200m quoted range, and you’ve got a system that gives you useful warning even when you’re not sat with your face pressed against the rods.
Worth knowing. The quoted range is a maximum, not a promise that every swim will deliver 200m. Trees, steep banks, buildings and other obstacles can all affect the signal. For normal lake fishing, though, the headroom should be more than enough.
FAQs in full
The questions anglers usually ask
Can the LEDs be set to different colours? Yes. The latching and run LEDs support selectable colours, and the receiver has six colour-changeable LEDs. You can use colour as a quick visual shortcut for different rods or simply pick the shades you prefer.
Are these suitable for night fishing? They’re well set up for it. The alarms and receiver both have dimming, the alarms accept 12mm x 2mm isotopes in vertical slots, and there’s a 2.5mm output socket for illuminated hangers. That gives you plenty of options without forcing you to run everything at full brightness.
Worth knowing. Pairing is handled through the receiver’s programme button, while the reset button erases pairings. That’s useful if you change the alarm arrangement or need to clear the system and start fresh.
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Your questions answered
What anglers want to know
The stuff you’d ask your mate on the next peg. Straight answers, no waffle.
01How far can the ECU MK1 R-Plus Compacts transmit?
How far can the ECU MK1 R-Plus Compacts transmit?
The signal range is quoted as up to 200m. Your real-world distance can vary depending on trees, bankside features and the layout of the lake.
02Can the alarms show drop-back bites?
Can the alarms show drop-back bites?
Yes. Drop-backs have visual and audible forward/reverse differentiation, so you get a clearer indication of which way the line has moved.
03Can you mute the alarms quickly?
Can you mute the alarms quickly?
Yes. One press gives 30 seconds of mute, while two taps give 60 seconds.
What anglers say
The word from the bank
Our read: the verdict. The strongest reasons to choose it are up to 200m range gives you plenty of freedom around the swim. and excellent control over volume, tone, sensitivity and led brightness.; the main trade-off is the feature set may feel more involved than necessary if you only want a basic alarm..
Our take on the feedback
Why it appeals
Checked Sept '26 — “Up to 200m range gives you plenty of freedom around the swim.”
Best fit
Checked Sept '26 — “Carp anglers fishing overnight sessions: The receiver, vibration mode and clear drop-back alerts let you keep tabs on the rods without sitting bolt upright at every little twitch.”
Worth knowing
Checked Sept '26 — “The feature set may feel more involved than necessary if you only want a basic alarm.”
Tackle Index’s take from the product details and fishing fit we checked. We haven’t found enough independent public feedback to call this an angler consensus yet.
Angler score
What our readers rate ECU Alarms MK1 R-Plus Compacts Remote Bite Alarms and Receiver
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