Tecmark Pressure Switch 3035
Model: 3035 – 25 Amp Rating
Product Overview
We stock this professional-grade Tecmark pressure switch. This precision-engineered component plays a crucial role in spa safety systems by monitoring water pressure and controlling heater operation.
Key Features
- 25 Amp rating for reliable operation
- Adjustable pressure range (1-10 PSI)
- Single Pole Normally Open (SPNO) configuration
- 1/8″ MPT connection
- Professional-grade Tecmark construction
- Precise pressure monitoring capability
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | Tecmark |
| Model Number | 3035 |
| Amperage Rating | 25A |
| Pressure Range | 1-10 PSI |
| Connection Size | 1/8″ MPT |
| Switch Type | SPNO |
| Contact Configuration | Single Pole Normally Open |
| Thread Type | Male Pipe Thread |
| Application | Water Pressure Monitoring |
Exploded parts diagram: This part is shown as item #11 on the Waterpik Laars XL-2 (1974-1998) & Oil Fired XL-3 (1999-2007) exploded parts diagram.
🔧 Waterpik Laars XL-2 (1974-1998) & Oil Fired XL-3 (1999-2007) – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Oil Filter Cartridge, Zodiac Laars XL-2 |
| – | Cad Cell, Jandy Pro Series XL-3/2000/3000, Flame Detector |
| – | 47-100-1002 |
| 46 | Sleeve, Zodiac Jandy Telestar, 1-5/8" |
| 45 | Gasket, Zodiac Laars Elecktra/EPC/EPG/Telestar/EG/ES, Flange |
| 42 | 46-295-W027K42 |
| 41 | Retainer Shaft, Zodiac Laars Telestar/XL-2 |
| 40 | Bypass Valve, Zodiac Laars Telestar/XL-2 |
| 37 | Brass Plug, Zodiac Jandy Laars EPC/ESC/ESG/EPH/Lite, 1/4"mpt |
| 32 | O-Ring, Zodiac Laars XL-2, Heat Exchanger, Quantity 12 |
| 21 | On/Off Switch Kit, Zodiac Laars XL-2 |
| 15 | 46-295-W027K15 |
| 11 | Pressure Switch 3035, 25A, Tecmark, 1/8"mpt, SPNO, 1-10 PSI ◀ this part |
| 6 | Temperature Control Knob, Zodiac Jandy Laars Elecktra II/EPC |
| 5 | Temperature Control Kit, Zodiac Laars Elecktra/EPC/Telestar |
| – | Oil Filter, Zodiac Laars XL-2 |
| 4 | Oil Line, Zodiac Laars XL-2, Pump to Filter |
Safety Features
- Reliable pressure monitoring
- Automatic heater shutdown protection
- Precise activation points
- Durable contact design
- Protected switch mechanism
Installation Considerations
The 1/8″ MPT connection provides standard compatibility with most spa systems. The adjustable pressure range allows for precise calibration to match specific system requirements, ensuring optimal safety monitoring and heater control.
Performance Benefits
- Accurate pressure monitoring
- Consistent switching action
- Long-term reliability
- Protected contacts for extended life
- Adjustable settings for system optimization
Application Uses
- Spa heater safety systems
- Water flow monitoring
- Pump protection circuits
- System pressure verification
- Equipment protection systems
Design Features
The switch housing is engineered for durability in spa environments, while the internal components are designed for consistent, reliable operation. The adjustable pressure range allows for precise system calibration to meet specific operational requirements.
🔧 Exploded diagram and parts
This part belongs to the Waterpik Laars XL-2 (1974-1998) & Oil Fired XL-3 (1999-2007) assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Brass Plugs
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 32 | ![]() |
O-Ring, Zodiac Laars XL-2, Heat Exchanger, Quantity 12 | R0391600 | 3 in stock |
| 37 | ![]() |
Brass Plug, Zodiac Jandy Laars EPC/ESC/ESG/EPH/Lite, 1/4"mpt | P0026800+ | 7 in stock |
| 40 | ![]() |
Bypass Valve, Zodiac Laars Telestar/XL-2 | S0074200 | 17 in stock |
Temperature Control Knobs
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 6 | ![]() |
Temperature Control Knob, Zodiac Jandy Laars Elecktra II/EPC | R0010700 | 6 in stock |
| 15 | ![]() |
Hi-Limit, Zodiac Jandy Laars EPC/ESC/EPG/ESG/HI-E, 150degF | R0023000 | Available to order |
Parts that go with this
| Part | Our part number | Availability | |
|---|---|---|---|
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Generic PTFE Teflon/Plumbers Thread Seal Tape A05-0265 | A05-0265 | 214 in stock |
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Switch Cover, Tecmark | 25165BM-02 | 7 in stock |
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Barb Fitting, Universal, 1/8" Barb x 1/8"fnpt, Brass | 522005 | 1799 in stock |
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Generic Brass Compression Fitting 1/8" x 1/4" | 522001 | 528 in stock |
![]() |
Compression Fitting, 1/8" x 3/16" Tube, Brass | 522000 | 2015 in stock |




















