H603 Heart Rate Monitor

Heart rate data is the foundation of smart training, whether you are climbing the Western Ghats on a Pune weekend ride, grinding through Chennai heat, or logging base miles on Delhi's early morning roads. The Magene H603 Heart Rate Monitor delivers accurate, real-Time cardiac data to help you train in the right zones, recover smarter, and understand how India's demanding conditions affect your body.

Use Cases

Daily training. Reliable use across Indian training conditions — heat, humidity, and rough tarmac.

Race day. Performance-grade construction for competitive efforts.

Long rides. Built for full-day rides across Western Ghats, Sahyadri, or Nilgiri climbs.

Our Take

The H603 is a solid entry point into data-driven training for Indian riders who want reliable heart rate monitoring without overcomplicating their setup. India's heat — regularly above 35°C in cities like Hyderabad and Ahmedabad — improves cardiac load significantly, making accurate zone tracking genuinely useful rather than optional. The H603 gives you that data in a compact, wearable form at a price point that makes sense for serious amateur riders.

Sizing for Indian Riders

The H603 is a chest strap heart rate monitor, so fit is about strap comfort rather than clothing size. The strap should sit snugly just below the chest muscles. Indian riders who wear compression base layers in cooler conditions like Leh or Ooty should ensure the strap sits against skin for accurate electrode contact. Check the Magene size guide if strap length variants are available.

Compatibility Notes

The Magene H603 transmits over both ANT+ and Bluetooth Smart protocols, making it compatible with Magene cycling computers, Garmin Edge devices, Wahoo ELEMNT units, and most training apps including Zwift and Strava. Rinse the strap after sweaty rides — India's humidity accelerates electrode degradation if salt is left to dry on the contacts.

Pairs Well With

To complete your training data setup, consider pairing the H603 with a cycling computer that supports ANT+ or Bluetooth, a cadence and speed sensor set, a handlebar out-front mount, and a sweat-resistant base layer that keeps the strap stable on longer climbs.

Explore the full Magene collection at Cobbled Climbs | Learn more at Magene

Specifications

Explore the full Time collection at Cobbled Climbs

Why buy from Cobbled Climbs

• 100% genuine — authorised Time retailer in India
• Free delivery on orders above Rs. 2,500
• Cash on delivery available nationwide
• 7-day easy returns
• Shipped from Mumbai
• Expert advice — built for Indian cycling conditions

Magene is a Chinese sports technology brand focused on cycling performance sensors, computers, and smart trainers. Known for offering dual ANT+ and Bluetooth connectivity at accessible price points, Magene has built a following among data-driven cyclists globally and is an increasingly popular choice among performance-minded riders in India.

Why pay full price when loyalty pays back?

Club House rewards you for every purchase — up to 5% cashback, 100 bonus points to start, birthday rewards, and early access to limited drops. It’s our way of saying thanks for riding with us.

Shipping:
We ship all orders within 48 hours, excluding Sundays and public holidays. Delivery typically takes 3 to 5 days depending on your location.

Returns:
If your item arrives damaged, incorrect, or doesn’t fit, you may request a return within 7 days of delivery. Email us at support@cobbledclimbs.com with your order details. Items must be unused and returned in original packaging with all tags and labels intact.

Sale Item Guidelines:
Products purchased on sale are final sale and not eligible for return or exchange. Please double-check sizing, fit, and product details before purchasing.

Please note:
We follow a no money refund policy. Eligible returns are offered store credit or exchange only.