Phi Series Φ4

EMF protection for homes and medium to large offices

The Blushield Phi Φ4 has the biggest coverage in the Phi Series. Set it on a table, plug it in, and it covers up to 120 m (394 ft) in every direction, 24 hours a day. That's enough for a large home and yard, or a busy office floor.

It's built for spaces with a lot going on: dense neighbourhoods, condo towers, homes near cell towers and workplaces packed with Wi-Fi and 5G. If you're comparing the best EMF protection for home and office in Canada, and your space sounds like that, the Phi Φ4 is our pick as your stationary EMF protection device.

Looking for an EMF blocker? Here's the difference.

Most EMF blockers, EMF shields and phone EMF protectors are passive. They try to block or absorb signals, usually for one device or one spot. The Phi Φ4 is active. It doesn't block anything, so your Wi-Fi, cell and Bluetooth keep working like normal. Instead, it broadcasts a dual-band scalar field, with several frequency sets running in tandem, across the whole coverage area. Think of it as an EMF harmonizer for the entire building rather than a shield for a single phone.

Why the Phi Φ4

• Largest coverage in the Phi Series: 120 m (394 ft) in every direction, through walls and floors
• Dual-band multiple scalar output: several frequency sets run together for a continuous, changing field
• Made for 5G and dense urban spaces: designed for homes and offices near cell towers, close-range 5G and heavy Wi-Fi
• Plug in and forget it: runs 24/7 from the included 12V power supply, with no apps and no setup
• Low-key design: a compact, lightweight black ABS case that sits quietly on a shelf or desk

Pair it with a portable

The Phi Φ4 covers your home or office. For work, school, errands and travel, add a Phi Φ1 Portable so you're covered when you leave your protected area.

Specifications

• Coverage: 120 m (394 ft) radius in all directions
• Size: 100 x 100 x 115 mm (3.94 x 3.94 x 4.53 in)
• Weight: 300 g (10.58 oz)
• Case: black ABS plastic
• Power: 12V wall plug power supply, included
• Input voltage: 100 to 240V
• Plugs included: US (fits Canadian outlets), AU, EU and UK
• Certifications: FCC, CE, C-Tick and RoHS

Sold and supported by Blushield Canada, the official Canadian Blushield distributor. Not sure which device fits your space? Try our Product Finder or call 1-800-767-8186.

For Homes and Medium to Large Offices or Workplaces

Create a sanctuary of balance in your living or working environment with the Blushield Phi 4. Designed to mitigate the effects of modern technology, this powerful tabletop unit generates a dual band scalar field to provide continuous protection from environmental electromagnetic fields. The multiple frequency sets operate in tandem to keep your body adaptable, supporting natural regeneration and resilience against close range and wide band 5G.

Unlike standard products that attempt to block signals, the Phi 4 utilizes an advanced multiple scalar output system. By running several frequency sets in tandem, this device creates a coherent field that helps maintain your body's natural adaptability. This continuous, dynamic response supports your biological resilience and allows you to regenerate more effectively from daily exposure to environmental stressors. Whether you live near cell towers or work in a highly connected building, this device runs 24 hours a day to create a balanced, supportive environment.

 

The Blushield Phi 4 is a plug-and-play scalar field device offering large-area 5G and EMF protection for homes and medium to large offices or workplaces. In a durable yet lightweight black ABS case, this tabletop model covers up to 120m in all directions, making it the largest-area unit in our Phi Series.

With multiple scalar output, it helps protect the body from modern forms of electromagnetic radiation, including close-range 5G and dense urban EMF.

If you live or work in a large city, dense urban area, or anywhere close to cell towers and heavy 5G, we recommend the Phi 4 as your stationary home or office device, along with a portable for when you venture outside your protected area. The Phi 4 offers a stronger and larger area of protection than the Phi 1 Portable.

• Expansive Coverage: Offers an impressive 120 meter (394 feet) spherical protection radius, making it the ideal solution for homes, medium to large offices, and expansive workplaces.
  
• Advanced Scalar Technology: Utilizes dual band multiple scalar output to deliver a continual, dynamic response, ensuring long term effectiveness against intense EMF sources.
  
• Durable Construction: Housed in a lightweight yet robust black ABS plastic case designed to blend seamlessly into any room without drawing attention.
  
• Urban and 5G Ready: Specifically engineered to protect against more intense forms of modern electromagnetic radiation, including dense urban EMF and close-range 5G networks

The Phi 4 is the largest-area unit in our Phi Series, a stationary tabletop device in a lightweight yet durable black ABS case. Multiple scalar output reaches up to 120m (about 394 feet) in every direction, making it our pick for homes and medium to large offices or workplaces facing close-range 5G and dense urban EMF. Runs 24/7 from a 12V supply and sets up in seconds, with US, AU, EU, and UK adapters included.

• Coverage Radius: 120 meters in all direction (394 feet)
• Size: 100mm x 100mm x 115mm
• Case Material: Black ABS plastic
• Dimensions: 3.94 x 3.94 x 4.53 inches
• Weight: 10.58 ounces
• Power Supply: Direct wall plug in (12V power supply included)
• Voltage Range: 100 to 240V
• Adapters: Includes US, AU, EU, and UK plugs
• Certifications: FCC, CE, Ctick, and RoHS