K12 Lightest 65g Magnetic Phone Cooler MagSafe

Q: Which phones are compatible with the K12?

The K12 works with iPhone and Android phones that have MagSafe or a compatible magnetic ring. It uses magnetic attachment and does not include a clip mount.

Q: Can I use the K12 with a phone case?

Yes, if the case is MagSafe-compatible or fitted with an adhesive magnetic ring. A non-magnetic case will need a compatible ring before the cooler can attach securely.

Q: What charger does the K12 need?

Use a PD power source rated at 5 V / 3 A or higher through the Type-C port. Lower-current USB sources may prevent the 15 W cooler from starting or reaching full output.

Q: How loud is the K12?

The K12 fan is rated at 32 dB. Its low-noise design is suitable for gaming, voice chat, and recording, although microphone placement and room noise will affect what is captured.

Q: How much does the K12 weigh?

The K12 weighs approximately 65 g, which keeps the magnetic setup compact for handheld gaming or recording.

Q: Does the K12 use water cooling?

No. The K12 uses semiconductor TEC cooling with a fan. It does not use a water tank or external tubing.

Q: What finish does the K12 use?

The K12 uses a vacuum-electroplated finish. Keep the contact surface and magnetic area clean and dry before attaching it to a phone or case.

KryoZon K12 Ultra-Light Magnetic Phone Cooler

$19.90 $25.00

KryoZon K12 Ultra-Light Magnetic Phone Cooler

$19.90 $25.00

65g Featherweight — Lightest in class, zero hand fatigue.
15W Semiconductor Cooling — The cooling-surface temperature approaches 0°C in about 20 seconds (lab, 25°C ambient).
32dB Low Noise — Fluid-dynamics quiet air channel.
Magnetic Attachment — MagSafe compatible + adhesive magnetic ring option.
Vacuum Electroplated Finish — Sweat-proof, fingerprint-proof, corrosion-proof.
RGB Lighting — Gaming aesthetics.
Pocket-Portable — Palm-sized, ultra-compact.

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65g Ultra-Light
Magnetic Phone Cooler

32dB
Low Noise

Quiet cooling airflow.

MagSafe
or Magnetic Ring

Attach. Play. Take it along.

K12 magnetic contact plate and phone attachment ring

65gUltra-Light

15W semiconductor cooling
in a palm-sized body.

K12 lightweight cooler with its illuminated fan

Lightweight for handheld gaming and recording.

RGB Lighting

A glow for your gaming setup.

K12 illuminated fan mounted behind a phone

Metal Finish

Vacuum electroplating.

Magnetic
Phone Cooler

32dB Low Noise / Ultra-light 65g

15W Power
Sustained Cooling

15W cooling engine for sustained output.
Smooth gaming & streaming all day.

32dB Low Noise
Silent Airflow

Aerodynamic design, 32dB ultra-quiet.
No interference for gaming or recording.

Strong Magnetic
Shake-proof

Powerful magnetic hold, shake-proof.
Case-compatible, stable cooling.

Use MagSafe or magnetic sticker for attachment

Palm-sized
Mini & Portable

Ultra-compact fits in any pocket.
Carry anywhere, barely noticeable.

65g Ultra-Light
Body Structure

Ultralight 65g for maximum comfort
Reliable magnetic grip without the bulk
Play and shoot all day with zero wrist fatigue

Metal Armor
Vacuum Plating

Nano-plating with liquid metal finish.
Sweat-proof, corrosion & fingerprint resistant.

Crafted With Attention
To Every Detail

Technical specifications

Built dimensions, power, and fit.

Power: 15 W / 5 V 3 A
Fan Noise: 32 dB
Weight: Approx. 65 g
Cooling Type: Semiconductor TEC
Attachment: Magnetic / MagSafe or adhesive magnetic ring
Port: Type-C
Finish: Vacuum electroplating
Compatibility: iPhone / Android with MagSafe or magnetic ring
Power Requirement: PD 5 V / 3 A or higher

K12 Phone Cooler

Magnetic semiconductor phone cooler

Magnetic Ring

Adhesive magnetic mounting ring

USB-C Cable

USB-A to USB-C power cable

User Manual

Printed bilingual user manual

KryoZon phone cooler comparison
Models 4 options	Stream station S6 All-in-one water-cooled stand for long desk streams. ~~$70.00 USD~~ $59.99 USD In stock View model	Quiet creator S9 Portable liquid cooling for quiet recording and streaming. ~~$54.99 USD~~ $45.90 USD In stock View model	Dual mount K11 15 W TEC cooling with magnetic and clip attachment. ~~$25.00 USD~~ $19.99 USD In stock View model	You're viewing K12 65 g magnetic TEC cooling for handheld gaming. ~~$25.00 USD~~ $19.90 USD In stock
Best for	Long fixed-position livestreams	Quiet livestreaming, recording & mobile creation	Flexible gaming & recording setups	Handheld gaming & everyday carry
Attachment	Magnetic + detachable clip	Magnetic + detachable clip	Magnetic + detachable clip	MagSafe or adhesive magnetic ring
Cooling system	Water circulation + semiconductor TEC	Water circulation + semiconductor TEC	Semiconductor TEC	Semiconductor TEC
Noise	Fanless cooling head	Fanless cooling head · pump <30 dB (lab)	32 dB	32 dB
Power	10 W · USB-C	30 W · 12 V / 2.5 A or higher	15 W · USB-C	15 W · 5 V / 3 A or higher
Weight	Approx. 560 g	75 g cooling head	Approx. 83 g	Approx. 65 g
Stand / tripod mount	Integrated 360° gooseneck stand	1/4 in tripod thread	—	—
Choose	View S6	View S9	View K11	Current product

Compare K12 with

You're viewing KryoZon K12 Ultra-Light Magnetic Phone Cooler

K12

65 g magnetic TEC cooling for handheld gaming.

~~$25.00 USD~~

$19.90 USD

Current product

Stream station

KryoZon S6 phone cooler stand with water cooling system designed for live streaming

S6

All-in-one water-cooled stand for long desk streams.

~~$70.00 USD~~

$59.99 USD

View model

Best for: Handheld gaming & everyday carry; Long fixed-position livestreams
Attachment: MagSafe or adhesive magnetic ring; Magnetic + detachable clip
Cooling system: Semiconductor TEC; Water circulation + semiconductor TEC
Noise: 32 dB; Fanless cooling head
Power: 15 W · 5 V / 3 A or higher; 10 W · USB-C
Weight: Approx. 65 g; Approx. 560 g
Stand / tripod mount: —; Integrated 360° gooseneck stand

Product FAQ

Questions about setup, fit, and cooling.

Which phones are compatible with the K12?

The K12 works with iPhone and Android phones that have MagSafe or a compatible magnetic ring. It uses magnetic attachment and does not include a clip mount.

Can I use the K12 with a phone case?

Yes, if the case is MagSafe-compatible or fitted with an adhesive magnetic ring. A non-magnetic case will need a compatible ring before the cooler can attach securely.

What charger does the K12 need?

Use a PD power source rated at 5 V / 3 A or higher through the Type-C port. Lower-current USB sources may prevent the 15 W cooler from starting or reaching full output.

How loud is the K12?

The K12 fan is rated at 32 dB. Its low-noise design is suitable for gaming, voice chat, and recording, although microphone placement and room noise will affect what is captured.

How much does the K12 weigh?

The K12 weighs approximately 65 g, which keeps the magnetic setup compact for handheld gaming or recording.

Does the K12 use water cooling?

No. The K12 uses semiconductor TEC cooling with a fan. It does not use a water tank or external tubing.

What finish does the K12 use?

The K12 uses a vacuum-electroplated finish. Keep the contact surface and magnetic area clean and dry before attaching it to a phone or case.

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KryoZon K12 Ultra-Light Magnetic Phone Cooler

KryoZon K12 Ultra-Light Magnetic Phone Cooler