🔌 Gecko Pack IN.YJ-3 / IN.K300 / in.touch 3 – Compact WiFi-Enabled Spa Control System
Space-saving spa control bundle with 2kW heater, essential topside panel, and smartphone connectivity – perfect for smaller spas.
📋 Product Overview
The Gecko Pack IN.YJ-3 / IN.K300 / in.touch 3 delivers a complete, compact spa control solution designed specifically for smaller footprint spas, retrofits, and upgrades. This bundle combines Gecko’s space-efficient IN.YJ-3 control box with a 2kW heater, the straightforward IN.K300 topside panel, and in.touch 3 WiFi connectivity for smartphone control.
The IN.YJ-3 control box is the smallest member of the Y Series family, featuring 3 configurable outputs that support various pump and accessory combinations without compromising on functionality. The compact design allows installation in tight spaces whilst still delivering V3 generation technology including diagnostic LEDs and in.mix 300 RGB colour integration.
The IN.K300 topside panel provides an affordable yet robust interface with a bright 1.5″ LCD screen and 4 intuitive keys for essential spa control. Combined with the in.touch 3 WiFi module, users can control their spa remotely via the Gecko app on iOS and Android devices.
Operating at 230VAC/50Hz with 2″ socket heater union sleeves, this bundle is ideal for UK and European spa installations where space is limited but full functionality is required.
📦 What’s Included
| Component | Description |
|---|---|
| Gecko IN.YJ-3 Control Box | V3 technology, 3 configurable outputs |
| heat.wav.yj Heater | 2kW integrated heater |
| IN.K300 Topside Panel | 4-key LCD display |
| in.touch 3 WiFi Module | Spa transmitter + home transmitter for remote control |
| Light Cable | Standard light connection |
| White LED Bulb | Spa light included |
| Adaptor Plate | For mounting flexibility |
| AMP Cable | For dual-speed pump connection |
✨ Key Features
Control Box (IN.YJ-3 V3)
✅ Compact V3 Design – Smallest Y Series control box, fits tight installation spaces
✅ 3 Configurable Outputs – Supports dual-speed pump, single-speed pumps, blower, or circulation pump combinations
✅ 2kW heat.wav.yj Heater Included – Integrated Incoloy element with in.flo dry-fire protection
✅ 12V DC Light Output – For standard spa lighting with in.mix 300 RGB integration
✅ 230V Ozone Output – Dedicated ozonator connection
✅ 230V Auxiliary Output – For audio/video or additional accessories
✅ Diagnostic LEDs – Onboard PCB indicators for quick troubleshooting (V3 feature)
✅ Portrait or Landscape Mounting – Flexible installation orientation
Topside Panel (IN.K300)
✅ Bright 1.5″ LCD Screen – Clear display visible in all lighting conditions
✅ 4 Intuitive Keys – Simple, user-friendly operation
✅ IPX-5 Water Protection – Watertight for outdoor spa use
✅ Compact Design – 159mm x 75mm fits most spa installations
WiFi Connectivity (in.touch 3)
✅ Gecko App Control – iOS and Android compatible
✅ Remote Access – Control your spa from anywhere with internet connection
✅ Real-Time Notifications – Preventive maintenance alerts
✅ Voice Control Ready – Compatible with Amazon Alexa and Google Home
⚙️ Electrical Specifications
Control Box (IN.YJ-3 V3)
| Specification | Value |
|---|---|
| Input Voltage | 230V AC nominal |
| Frequency | 50 Hz |
| Maximum Amperage (Single-Phase) | 40A max |
| Maximum Amperage (Dual-Phase) | 20A max per phase |
| Heater Output | 2kW |
| Heater Type | heat.wav.yj with Incoloy element |
| Light Output | 12V DC |
| Ozone Output | 230V |
| Auxiliary Output | 230V |
⚠️ Note: European models are fuse protected. The IN.YJ-3 V3 is delivered pre-configured for single-phase power supply but can be configured for dual-phase operation.
🔌 Output & Connection Specifications
Configurable Outputs (3 Relays)
The IN.YJ-3 has 3 configurable relay outputs. Note that a dual-speed pump uses 2 relays.
| Configuration Option | Output 1 | Output 2 | Output 3 |
|---|---|---|---|
| Option A | Pump 1 High | Pump 1 Low | Pump 2 or Blower |
| Option B | Pump 1 High | Pump 1 Low | Circulation Pump |
| Option C | Circ Pump | Pump 1 | Pump 2 |
| Option D | Circ Pump | Pump 1 | Blower |
Common Pump Configurations
| Configuration | Description |
|---|---|
| 1 Dual-Speed + 1 Single-Speed | Most common – dual-speed main pump with single-speed jets or blower |
| Circulation Pump + Dual-Speed | 24/7 circulation with main jet pump |
| Circulation Pump + 2 Single-Speed | Continuous filtration with two jet pumps |
| Circulation Pump + Single-Speed + Blower | Circulation with jets and air massage |
⚠️ Note: When using 3 single-speed pumps (or 2 pumps + blower) with a circulation pump, the circulation pump must run continuously 24 hours per day.
Additional Outputs (Always Available)
| Output | Specification | Purpose |
|---|---|---|
| Light Output | 12V DC | Spa lighting |
| Ozone Output | 230V | Ozonator connection |
| Auxiliary Output | 230V | Audio/video or accessories |
Connection Types
| Connection | Type |
|---|---|
| Heater Union | 2″ socket |
| Pump Connections | AMP receptacle / QC terminals |
| Keypad Connection | in.link connector |
| Communication Port | For in.touch, in.stik, auxiliary keypad |
🔗 Compatibility
Topside Panel Compatibility
The IN.K300 is included in this bundle and fully compatible with the IN.YJ-3 V3 control box.
Alternative Compatible Keypads
| Panel Model | Compatible | Notes |
|---|---|---|
| IN.K8 | ✅ Yes | 8-key overlay panel |
| IN.K200 | ✅ Yes | LED display, 4 keys |
| IN.K300 | ✅ Yes | LCD display, 4 keys (included) |
| IN.K336 | ✅ Yes | Colour LCD, 5 keys |
| IN.K450 | ✅ Yes | LCD display, 7 keys |
| IN.K500 | ✅ Yes | Colour LCD, 7 keys |
| IN.K600 (simplified) | ✅ Yes | LCD display, simplified interface only |
| IN.K800 | ✅ Yes | Colour LCD, 10 keys |
| IN.K1000 / IN.K1001 | ✅ Yes | Colour LCD capacitive touchscreen |
Auxiliary Keypad
| Panel | Compatible | Notes |
|---|---|---|
| IN.K120 | ✅ Yes | Auxiliary keypad for secondary location |
in.touch 3 Compatibility
| Control System | Compatible |
|---|---|
| IN.YJ V2 | ✅ Yes |
| IN.YJ V3 | ✅ Yes |
| IN.YE V2/V3 | ✅ Yes |
| IN.YT V2 | ✅ Yes |
| IN.XM / IN.XE | ❌ No |
| V1 Systems | ❌ No |
📐 Physical Specifications
Control Box (IN.YJ-3 V3)
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 308mm x 186mm x 96mm |
| Enclosure Material | High-impact plastic |
| IP Rating | IPX5 (watertight) |
| Heater Connection | 2″ socket union sleeves |
| Mounting Options | Portrait or landscape orientation |
| Operating Temperature | 0°C to 58°C (32°F to 136°F) |
| Storage Temperature | -25°C to 85°C (-13°F to 185°F) |
| Humidity Range | Up to 85% RH, non-condensing |
Topside Panel (IN.K300)
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 57mm x 160mm x 47mm |
| Dimensions (from distributor) | 159mm x 75mm (L x H) |
| LCD Screen Size | 1.5″ diagonal |
| Keys | 4 |
| Weight | 313g (0.69 lb) |
| IP Rating | IPX-5 |
| Operating Temperature | -20°C to 65°C (-4°F to 149°F) |
| Storage Temperature | -30°C to 85°C (-22°F to 185°F) |
| Humidity | Up to 70% condensing |
| Connection | in.link connector |
in.touch 3 Module
| Specification | Value |
|---|---|
| Components | Spa transmitter + Home transmitter |
| Connection | Ethernet (cable included) |
| Power | Wall mount adaptor included |
| Router Port | Port 10022 (usually open by default) |
Pack Maximum Dimensions
| Specification | Value |
|---|---|
| Max Length | 190mm |
| Max Height | 170mm |
| Max Depth | 100mm |
🛡️ Safety Features
| Safety Feature | Specification |
|---|---|
| Dry-Fire Protection | in.flo electronic detection (no pressure switch) |
| Watertight Protection | in.seal IPX5 rated enclosure and connectors |
| Temperature Algorithm | in.t.cip intelligent heating optimisation |
| RCD Requirement | Must be connected to RCD not exceeding 30mA |
| Thermal Protection | Integrated with heat.wav heater |
Certifications
| Certification | Status |
|---|---|
| CE Mark | ✅ Certified |
| IEC 60335-1 | ✅ Compliant |
| IEC 60335-2-60 | ✅ Compliant |
| EN 60335-1 | ✅ Compliant |
| EN 60335-2-60 | ✅ Compliant |
📱 in.touch 3 WiFi Features
Gecko App Control
The in.touch 3 connects to the Gecko Smart Spa Control app, enabling:
- Temperature Control – Adjust water temperature set point remotely
- Pump Control – Turn pumps on/off, adjust speed settings
- Light Control – Control spa lighting
- Filtration Cycles – Adjust filtration schedules
- Status Monitoring – Real-time spa status updates
- Maintenance Alerts – Preventive maintenance notifications
How It Works
- Spa Transmitter – Connects to control box via CO port
- Home Transmitter – Plugs into home router via Ethernet
- RF Communication – Reliable radio frequency link between transmitters
- Cloud Connection – Connects to Gecko servers for remote access
- App Control – Control via iOS or Android Gecko app
Voice Control
The in.touch 3 is compatible with:
- Amazon Alexa – Voice commands for basic spa functions
- Google Home – Voice control integration
💻 Programming & Features
Control Features
- Adjustable temperature set point: 15°C to 40°C (59°F to 104°F)
- Factory default temperature: 35°C (95°F), maximum 38°C (100°F)
- Configurable filtration cycles
- Pump runtime programming
- Light timeout settings
- Celsius or Fahrenheit display option
Smart Features
| Feature | Description |
|---|---|
| in.t.cip Algorithm | Intelligent water temperature refresh |
| Smart Winter Mode | Freeze protection – pumps activate periodically |
| Self-Diagnostics | Automatic error detection and display |
| Diagnostic LEDs | Onboard LEDs for troubleshooting (V3 feature) |
| in.mix 300 Integration | RGB colour control on main board |
| Menu Configuration | Easy setup via preset options |
🔧 Installation Requirements
⚠️ Incorrect installation can result in electric shock, fire, or equipment damage.
Pre-Installation Checklist
- [ ] Installation planned according to BS 7671
- [ ] Electrical supply meets 230V AC, 50Hz requirements
- [ ] Appropriate RCD installed (30mA maximum)
- [ ] Control box positioned minimum 100mm (4″) above potential flood level
- [ ] Router available with Ethernet port for in.touch 3 setup
- [ ] Port 10022 open on router (usually default)
Electrical Requirements
| Requirement | Specification |
|---|---|
| Supply Voltage | 230V AC nominal |
| Frequency | 50 Hz |
| RCD | Maximum 30mA residual current |
| Single-Phase | Up to 40A max |
| Dual-Phase | Up to 20A max per phase |
| Bonding | Copper conductor to bonding lugs |
Mounting Options
The IN.YJ-3 can be mounted in two orientations:
- Landscape – Standard horizontal mounting
- Portrait – Vertical mounting for narrow spaces
⚠️ Important Notes:
- Refer to manufacturer wiring diagram and installation manual
- All electrical work must comply with BS 7671 (IET Wiring Regulations)
- Spa electrical installations in the UK require Part P certification
- Only copper wire should be used, never aluminium
in.touch 3 Installation
- Install spa transmitter at least 300mm (12″) from any metal parts
- Connect spa transmitter to control box CO port
- Connect home transmitter to router via included Ethernet cable
- Power on home transmitter using included wall adaptor
- Download Gecko app and follow pairing instructions
🔍 Troubleshooting & Error Codes
Common Error Codes
| Code | Meaning | Possible Cause |
|---|---|---|
| HL | High Limit | Water temperature at heater exceeded safe limit |
| OH | Overheat | Water temperature too high |
| FLO | No Flow | No water flow detected while main pump running |
| FLC | Flow Detection Error | in.flo sensor connection issue |
| Prr | Probe Error | Problem with regulation temperature probe |
Diagnostic LEDs (V3 Feature)
The IN.YJ-3 V3 includes onboard diagnostic LEDs for quick troubleshooting without removing covers.
⚠️ Always disconnect power before inspecting control box.
🎯 Ideal Applications
| Application | Suitability | Notes |
|---|---|---|
| 🏠 Small footprint hot tub | ✅ Excellent | Designed specifically for compact spas |
| 🏠 2-3 person spa | ✅ Excellent | Ideal pump configuration options |
| 🏢 Holiday let (small spa) | ✅ Excellent | Remote monitoring via WiFi |
| 🔄 Budget retrofit | ✅ Excellent | Affordable complete solution |
| 🔄 Space-limited installation | ✅ Excellent | Compact design, portrait mounting option |
| 🏊 Large swim spa | ❌ Not suitable | Insufficient outputs – use IN.YE or IN.YT |
❓ Frequently Asked Questions
Q: Does this include everything I need for a complete spa control system? A: Yes, this bundle includes the control box with 2kW heater, IN.K300 topside panel with adaptor plate, in.touch 3 WiFi module, light cable with LED bulb, and AMP cable for dual-speed pump. You will need to supply pumps and other spa components.
Q: What pumps can this control? A: The IN.YJ-3 has 3 configurable outputs. Most commonly: 1 dual-speed pump + 1 single-speed pump/blower, OR circulation pump + 1 dual-speed pump, OR circulation pump + 2 single-speed pumps.
Q: Is the 2kW heater powerful enough for my spa? A: A 2kW heater is suitable for smaller spas (2-3 person) with good insulation. For larger spas or faster heat-up times, consider the IN.YE-5 bundle with 3kW heater.
Q: Can the control box be mounted vertically? A: Yes, the IN.YJ-3 can be mounted in portrait (vertical) or landscape (horizontal) orientation, making it ideal for tight installation spaces.
Q: Do I need a special router for the in.touch 3? A: No, any standard router with a 100 Mbps Ethernet port will work. Port 10022 must be open (usually the default setting).
Q: Can I upgrade to a different topside panel later? A: Yes, the IN.YJ-3 is compatible with various Gecko keypads including IN.K450, IN.K500, IN.K800, and IN.K1000 series.
Q: Do I need special installation for this? A: All spa control system installations must comply with BS 7671 (IET Wiring Regulations) and Part P regulations in the UK.
Q: What’s the difference between this and the IN.YE-5 bundle? A: The IN.YJ-3 has 3 outputs (suitable for 1-2 pumps), 2kW heater, and is more compact. The IN.YE-5 has 5 outputs (suitable for up to 4 pumps), 3kW heater, and is larger.
📥 Downloads & Resources
📄 IN.YJ-3 Technical Book – Full specifications and wiring diagrams
📄 Start-Up Guide Y & XE Series – Initial configuration instructions
📄 Troubleshooting Guide Y Series & XE – Error codes and diagnostic procedures
📄 in.touch 3 TechBook – WiFi module setup and troubleshooting
🏆 Why Choose the Gecko Pack IN.YJ-3 / IN.K300 / in.touch 3
✅ Compact Complete Solution – Control box, heater, topside, WiFi module, and cables included
✅ Space-Saving Design – Smallest Y Series pack with portrait mounting option
✅ V3 Technology – Diagnostic LEDs and in.mix 300 RGB integration
✅ WiFi Connectivity Included – Remote control via Gecko app from day one
✅ Voice Control Ready – Compatible with Amazon Alexa and Google Home
✅ Flexible Configuration – 3 outputs support various small spa setups
✅ Light Kit Included – LED bulb and cable ready to install
✅ CE Certified – Full compliance with European safety standards
🤝 Why Buy From Parts4Tubs
✅ UK-based company with local support
✅ Fast UK delivery
✅ Expert advice from spa specialists
✅ Competitive pricing
✅ Full warranty support
✅ Easy returns within 30 days
✅ Compatible components and accessories available
✅ Technical support for installation and WiFi setup queries
⭐ Summary
The Gecko Pack IN.YJ-3 / IN.K300 / in.touch 3 provides a compact, WiFi-enabled spa control solution ideal for smaller spas and space-limited installations. The IN.YJ-3 V3 control box features 3 configurable outputs, 2kW heat.wav.yj heater, diagnostic LEDs, and in.mix 300 RGB integration in the smallest Y Series footprint. The IN.K300 topside delivers essential control with a bright 1.5″ LCD display and 4 keys, whilst the in.touch 3 WiFi module enables smartphone control via the Gecko app with Amazon Alexa and Google Home compatibility. Operating at 230V AC/50Hz with 2″ plumbing connections, this bundle includes LED light kit, adaptor plate, and AMP cable for straightforward installation. Perfect for 2-3 person spas, retrofits, and applications where compact design is essential.



