⚡ Gecko IN.YE-3 Control Box 2kW (V3) – Complete Spa Control System

Professional-grade spa controller with comprehensive safety features and flexible configuration options.

📋 Product Overview

The Gecko IN.YE-3 Control Box 2kW (V3) is a compact, versatile spa control system engineered for retrofits, upgrades, and new installations. This third-generation controller represents Gecko Alliance’s commitment to reliability and innovation, featuring a boosted CPU, external memory, and higher-capacity relays for enhanced performance.

Equipped with a 2kW heat.wav heater featuring Gecko’s patented in.flo electronic dry-fire protection, this control box eliminates the need for traditional pressure switches whilst providing superior safety. The system supports configurable outputs for circulation pump, two pumps, blower, and ozone generator, making it ideal for entry-level to mid-range spa configurations.

With its watertight IPX5-rated enclosure and compatibility with the full range of Gecko IN.K series keypads, the IN.YE-3 offers exceptional flexibility. The integrated in.touch 2 connectivity enables remote operation via smartphone or tablet, bringing modern convenience to spa ownership. Installation simplicity is enhanced through the innovative in.claw cable management system and industry-standard AMP connectors.

✨ Key Features

✅ 2kW heat.wav Heater – Integrated Incoloy heater element with in.flo electronic dry-fire protection for reliable, safe heating

✅ Configurable Outputs – Supports circulation pump, Pump 1 (1 or 2-speed), Pump 2 (1-speed), blower/ozone configuration

✅ IPX5 Watertight Rating – in.seal protection ensures the enclosure and connectors resist water infiltration

✅ Wide Keypad Compatibility – Works with IN.K200, IN.K300, IN.K330, IN.K450, IN.K500, IN.K600, IN.K800, IN.K1000, and IN.K1001 keypads

✅ 12V DC Light Output – 1.3A maximum capacity with RGB in.lu.me LED colour system support

✅ in.touch 2 Ready – Connect via smartphone or tablet for remote spa control and monitoring

✅ Advanced Diagnostics – Onboard LED indicators and error code display for quick troubleshooting

✅ in.t.cip Algorithm – Intelligent water temperature refresh system that optimises heating cycles based on conditions

✅ in.claw System – Tool-free, modular cable clamp system accommodating up to eight high-voltage cables

✅ AMP & Quick Connect – Industry-standard connectors for straightforward accessory installation

✅ European CE Certification – Fully compliant with IEC and EN safety standards

⚡ Electrical Specifications

Specification	Value
Input Voltage	230/240V nominal (+5/-10%)
Frequency	50 Hz
Maximum Amperage (Single-Phase)	48A max
Maximum Amperage (Dual-Phase)	20A max per phase
Maximum Amperage (Three-Phase)	16A max per phase
Heater Output	2kW at 230V
Heater Type	heat.wav with Incoloy element
Heater Flow Requirement	Minimum 18 GPM (68.1 LPM)
Light Output	12V DC, 1.3A maximum
RGB LED Output	72 in.lu.me modules max (1.3A max combined)

⚠️ Important: Maximum current for outputs must not exceed fuse ratings. European models are fuse protected.

🔌 Output & Connection Specifications

Pump and Accessory Outputs

Output	Voltage	Maximum Current	Typical Device
Output 2	230/240V	15 FLA / 60 LRA (inrush)	Ozonator
Output 4	230/240V	15 FLA / 60 LRA (inrush)	Pump 1 High Speed
Output 5	230/240V	15 FLA / 60 LRA (inrush)	Pump 1 Low Speed
Output 6	230/240V	15 FLA / 60 LRA (inrush)	Pump 3 (Optional)
Direct Out 1	230/240V	5A	Audio/Video
Light Output	12V DC	1.3A	Light/LED

Connection Types

Connection	Type	Notes
High Voltage Accessories	AMP connectors or 0.250″ quick-connect terminals	Industry-standard compatibility
Keypad Connection	in.link connector	Low-voltage, watertight
Communication	flx.port	For connected accessories

Sensor Inputs

Sensor	Type	Notes
Temperature Sensor	Regulation probe	Integrated with heat.wav
Hi-Limit Sensor	Thermal protection	Built into heater assembly
Flow Detection	in.flo electronic	No pressure switch required

🔗 Compatibility

Compatible Topside Panels

Panel Model	Compatible	Notes
IN.K200	✅ Yes	LED display, 4 keys
IN.K300	✅ Yes	LCD display, 4 keys
IN.K330	✅ Yes	Colour LCD display, 5 keys
IN.K450	✅ Yes	ACL display, 7 keys
IN.K500	✅ Yes	Colour LCD display, 7 keys
IN.K600	✅ Yes	LCD display, 11 keys (static)
IN.K800	✅ Yes	Colour LCD display, 10 keys
IN.K1000 / IN.K1000+	✅ Yes	Colour LCD capacitive touchscreen
IN.K1001 / IN.K1001+	✅ Yes	Colour LCD capacitive touchscreen
K-19	✅ Yes	LED display, 4 keys (legacy/service)
K-35	✅ Yes	LED display, 6 keys (legacy/service)
K-8	✅ Yes	LCD display, 8 keys (legacy/service)
K-4	✅ Yes	LCD display, 8 keys (legacy/service)

Connectivity Options

Feature	Supported	Notes
in.touch 2	✅ Yes	Remote control via iOS/Android
in.stik	✅ Yes	Automated software upload
in.temp Heat Pump	⚠️ Optional	Requires EXT-COM RS485 extension board (sold separately)

⚠️ Note: This is a generic unlicensed control box. Compatibility depends on your specific spa configuration. Contact Parts4Tubs for advice on whether this control box suits your system.

📐 Physical Specifications

Specification	Value
Dimensions (W x H x D)	498mm x 273mm x 115mm (19.60″ x 10.75″ x 4.52″)
Weight	3.5kg (7.7 lb)
Enclosure Material	High-impact plastic
IP Rating	IPX5 (watertight)
Mounting Type	Floor or wall mount (optional brackets available)
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
Ambient Temperature Limit	60°C maximum around controller

🛡️ Safety Features

Safety Feature	Specification
Dry-Fire Protection	in.flo electronic detection (no pressure switch)
Watertight Protection	in.seal IPX5 rated enclosure and connectors
Thermal Cut-off	Integrated with heat.wav heater
Hi-Limit Protection	Temperature sensor triggers at 48°C (119°F)
Overheat Protection	System alert at 42°C (108°F) water temperature
RCD/GFCI Requirement	Must be connected to RCD not exceeding 30mA

Certifications

Certification	Status
CE Mark	✅ Certified
IEC 60335-1:2010	✅ Compliant (with amendments A1:2013, A2:2016)
IEC 60335-2-60:2017	✅ Compliant
EN 60335-1:2012	✅ Compliant (with amendments A11-A14)
EN 60335-2-60:2003	✅ Compliant (with amendments)
EN 62233:2008	✅ Compliant
EN55014-1 (2017)	✅ Compliant
EN55014-2 (2015)	✅ Compliant

💻 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)
• Filtration cycle duration: 0 to 24 hours (factory set at 2 hours)
• Filtration cycle frequency: 1 to 4 times daily (factory set at 2)
• Filtration cycle start time: 00:00 to 23:59 (factory set at 12:00)
• Pump runtime: 1 to 255 minutes (factory set at 20 minutes)
• Light timeout: 1 to 255 minutes (factory set at 120 minutes)
• Celsius or Fahrenheit display option

Smart Features

Feature	Description
in.t.cip Algorithm	Intelligent temperature refresh that optimises pump activation and heating start times
Self-Diagnostics	Automatic detection and display of error codes
LED Indicators	Onboard diagnostic LEDs for troubleshooting
Firmware Updates	Wireless update capability via in.stik
in.lu.me Integration	Full RGB colour control from compatible keypads

🔧 Installation Requirements

Pre-Installation Checklist

• [ ] Qualified electrician engaged
• [ ] Electrical supply meets 230/240V, 50Hz requirements
• [ ] Appropriate RCD/GFCI installed (30mA maximum)
• [ ] Correct cable gauge available
• [ ] Dedicated circuit confirmed
• [ ] Minimum 100mm (4″) clearance above potential flood level

Electrical Requirements

Requirement	Specification
Supply Voltage	230/240V nominal (+5/-10%)
Frequency	50 Hz
RCD/GFCI	Maximum 30mA residual current
Dedicated Circuit	Required
Bonding	Copper conductor to bonding lugs

Wiring Configurations (European CE Model)

Configuration	Requirements
Single-Phase	1 line + neutral, 48A max
Dual-Phase	2 lines + neutral, 20A max per phase
Three-Phase	3 lines + neutral, 16A max per phase
Three-Phase Delta	3 lines, no neutral

⚠️ 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
• Means for disconnection must be incorporated in fixed wiring

🔍 Troubleshooting & Error Codes

Common Error Codes

Code	Meaning	Possible Cause
HL	High Limit	Water temperature at heater reached 48°C (119°F). Do not enter spa water
OH	Overheat	Water temperature reached 42°C (108°F). Do not enter spa water
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
UPL	Upload Error	No low-level configuration software downloaded

Diagnostic LED Indicators

The IN.YE-V3 features onboard diagnostic LEDs (D1-D8) that indicate system status:

• Power LED – Should always be ON when power supplied
• FLO LED – ON when flow detected, OFF otherwise
• D6 – Should always blink during normal operation
• D6, D7, D8 flashing in sync – Bootloader present, requires firmware via in.stik

General Troubleshooting Tips

⚠️ Always disconnect power before inspecting control box.

⚠️ Contact Parts4Tubs or a qualified spa technician for repairs.

For comprehensive troubleshooting, refer to the manufacturer’s Troubleshooting Guide (see Downloads section).

🎯 Ideal Applications

Application	Suitability	Notes
🏠 Home hot tub	✅ Excellent	Ideal for domestic spa installations
🏠 Garden spa	✅ Excellent	IPX5 rating suitable for outdoor cabinet installations
🏊 Swim spa	⚠️ Check requirements	May require additional outputs; verify pump requirements
🏢 Holiday let	✅ Good	Remote monitoring via in.touch 2 beneficial
🏢 Commercial	⚠️ Check requirements	May require higher capacity system
🔄 Replacement/Upgrade	✅ Excellent	Designed for retrofits; verify existing wiring compatibility

❓ Frequently Asked Questions

Q: Will this control box work with my spa? A: Compatibility depends on your spa’s electrical requirements and component configuration. The IN.YE-3 supports up to two pumps (or pump plus blower), ozone, and 12V lighting. Contact Parts4Tubs with your spa model details for confirmation.

Q: What topside panel does this work with? A: The IN.YE-3 is compatible with the full range of Gecko IN.K series keypads including IN.K200, IN.K300, IN.K330, IN.K450, IN.K500, IN.K600, IN.K800, IN.K1000, IN.K1001, as well as legacy K-series panels. The system automatically detects the connected keypad.

Q: Can this replace my existing control box? A: The IN.YE-3 is designed for retrofits and upgrades. It can replace older Gecko Y-series systems and many comparable control boxes. Contact Parts4Tubs with your current control box model for replacement advice.

Q: Does this include a topside panel? A: No, the control box is sold separately from topside panels. The package includes the Gecko IN.YE-3 control box with integrated 2kW heat.wav heater.

Q: Can I control my spa remotely? A: Yes, with the optional in.touch 2 system (sold separately), you can monitor and control your spa from anywhere using your iOS or Android smartphone or tablet.

Q: Is this compatible with heat pumps? A: For in.temp heat pump compatibility, an additional EXT-COM RS485 extension board is required (sold separately).

Q: What’s the difference between in.ye-3 and in.ye-5? A: The number refers to the quantity of configurable outputs. The in.ye-3 supports 3 outputs whilst the in.ye-5 supports 5 outputs for more complex spa configurations.

📥 Downloads & Resources

📄 IN.YE-V3 Technical Book (English) – Full specifications and wiring diagrams

📄 Start-Up Guide Y & XE Series – Initial configuration instructions

📄 Troubleshooting Guide Y Series & XE – Error codes and diagnostic procedures

🏆 Why Choose the Gecko IN.YE-3 Control Box 2kW (V3)

✅ Proven Reliability – Gecko Alliance’s Y-series has an established track record in the spa industry with thousands of installations worldwide

✅ Advanced Safety – in.flo electronic dry-fire protection eliminates pressure switch failures whilst providing superior heater protection

✅ Future-Ready Design – V3 architecture with boosted CPU, external memory, and wireless update capability

✅ Comprehensive Compatibility – Works with extensive range of Gecko keypads and supports in.touch 2 remote connectivity

✅ Installation Simplicity – Tool-free in.claw cable system and industry-standard AMP connectors streamline setup

✅ CE Certified – Full compliance with European IEC and EN safety standards for peace of mind

🤝 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 queries

⭐ Summary

The Gecko IN.YE-3 Control Box 2kW (V3) delivers reliable spa control with a 2kW heat.wav heater, configurable outputs for pumps and accessories, and comprehensive safety features including in.flo electronic dry-fire protection. Compatible with the full range of Gecko IN.K series keypads and supporting in.touch 2 remote connectivity, this CE-certified control system operates on 230/240V at 50Hz with single, dual, or three-phase configurations. The IPX5-rated enclosure ensures protection in demanding spa environments, making it an ideal choice for retrofits, upgrades, and new installations.