Product Detail

WH-RA series – an easy operation & multi-dose reusable pen


WH-RA series is an easy operation variable dose injection pen providing a comfortable handling experience and is easily accepted by the patients.

● Intuitive and proven dial and dose handling concept for maximum patient acceptance

● Easy dose setting and correction ensuring high patient comfort

● Thread/bayonet connection and sliding lead screw for quick cartridge change

● For insulin and other multi-dose therapies

Customization and manufacturing

● WH-RA series can be customized with different colors for the pen cap and housing and with specific printing such as the logo/trademark of the customer.

● Available in four different shapes to provide more market differentiation.

● The most competitive price to successfully compete in an increasingly cost-sensitive market

● Mature and reliable design to minimize complaint rates and allow a guaranteed pen lifetime of 3 years.

● Off-the-shelf devices are available within a few weeks providing an affordable upfront investment for pharmaceutical customers.

Mature & Reliable pen technology

● The dosing mechanism optimised for maximum dosing force reduction with minimum dose knob extension for optimal user experience

● Large dose display window for good readability

● Thread/bayonet connection and sliding lead screw for quick cartridge change

● Dial and dose handling concept provides a high level of patient convenience

● Audible and tactile feedback during dosing, dose correction, and delivery are user-friendly

● Post-injection remaining dose indicator for the final dose ensuring correct dosing up to the last drop

Device specifications

Primary container Standard 3 mL cartridge according to ISO 11608-3
Fill volume 3 mL 3 mL 3 mL
Min. dose 0.01 mL 0.01 mL 0.0125 mL
Dose increment 0.01 mL 0.01 mL 0.0125 mL
Max. dose 0.60 mL 0.30 mL 0.75 mL
Number of dose increment 60 30 60
Compatible needle type Compatible with standard pen needles according to ISO 11608-3
Material of housing Plastic Plastic Plastic



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