Raypak E3T Digital Electric Heater (Model: 017121)
Product Overview
As a retailer of hot tub spare parts, I’m featuring the Raypak E3T 5.5kW Digital Electric Heater, representing the cutting edge in pool and spa heating technology. This compact yet powerful unit combines innovative design with exceptional durability.
Advanced Technology Features
- Sophisticated digital control interface
- Built-in flow rate monitoring
- Comprehensive diagnostic system
- Modern solid-state controls
- Precision flow sensor technology (15 GPM minimum)
Construction & Design
- Advanced titanium heating elements
- Premium 316L stainless steel build
- Space-efficient compact design
- 1-1/2″ MPT connections
- Integrated union fittings
Digital Control Benefits
- Exact temperature adjustment
- Live performance monitoring
- Clear diagnostic readouts
- Intuitive user interface
- Smart alert notifications
Technical Specifications
| Specification | Detail |
|---|---|
| Model Number | 017121 |
| Series | Electric 3-Series Titanium (E3T) |
| Power Output | 5.5kW |
| Voltage | 230V |
| Connection Size | 1-1/2″ MPT |
| Min. Flow Rate | 15 GPM |
| Dimensions | 12-1/8″H x 9″W x 4-3/4″D |
| Material | 316L Stainless Steel & Titanium |
| Control Type | Digital Solid State |
| Water Compatibility | All Types Including Salt Water |
Exploded parts diagram: This part is shown on the Raypak E3T Models ELS 0005/0011 Electric Htr Rpl Parts exploded parts diagram.
🔧 Raypak E3T Models ELS 0005/0011 Electric Htr Rpl Parts – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Digital Electric Heater, Raypak E3T, 1-1/2" mpt, 230v, 5.5kW ◀ this part |
| – | Digital Electric Heater, Raypak E3T 0011, 11kW,Titanium,1.5" |
| – | Digital Electric Heater, Raypak E3T, 1-1/2" mpt, 230v, 11kW |
| – | Digital Electric Heater, Raypak E3T 0005,1.5"mpt,230v,5.5kW |
| 13 | Flow Sensor, Raypak E3T Model 0005/0011 |
| 11 | Triac, Raypak ELS 0005/0011, 3-Wire |
| 10 | Light Bonding Lug, American Products, Aqualumin/II |
| 9 | Terminal Block, Raypak E3T Model 0005/0011, 3 Space |
| 8 | Hall Effect Sensor, Raypak E3T, Model ELS 0005/0011 |
| 6 | 46-197-W010K6 |
| 5 | Thermostat, Raypak E3T, Model ELS 0005/0011, Manual Reset |
| 4 | Water Sensor, Raypak E3T,Model ELS 0005/0011,Inlet or Outlet |
| 3 | Transformer, Raypak E3T, Model ELS 0005/0011, 240v, 60Hz |
| 1 | Heating Element, Raypack E3T, Model ELS 0005/0011 |
Installation Features
- Compact design for flexible placement
- Pre-fitted union connections
- Simple replacement capability
- Minimal footprint
- Versatile mounting options
Performance Highlights
- Full salt water system compatibility
- Superior corrosion resistance
- Silent operational design
- Optimized heat transfer
- Consistent flow monitoring
Applications
Perfect for:
- Small to medium pools
- Spa systems
- Replacement projects
- Salt chlorinated systems
- Demanding environments
Durability Features
- Long-life titanium elements
- Marine-grade stainless steel construction
- Reliable solid-state components
- Weather-resistant enclosure
- Industrial-grade build quality
Note: Professional installation recommended to ensure optimal performance and safety compliance


















