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Injection Pen · Reusable

ES03

Reusable · Manual Press-Inject · Subcutaneous

One pen, thousands of doses. A reusable, manually driven pen platform — set the dose with an external rotation, press to inject, and reuse for up to 3 years or 3,000 cycles. One factory, one supply chain.

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ISO 11608-2 compliant White-label ready From 1,000 pcs
ES03 in five colorways ES03 color options ES03 single pen ES03 profile detail ES03 exploded view ES03 dimensions ES03 patient workflow
Five colorways
75 clicks
Max dose per injection
0.75 mL at 0.01 mL per click
0.01 mL
Minimum dose increment
1 click
3.0 mL
Built-in cartridge
ISO 11608-2 compliant
ISO 11608-2
Cartridge & pen needle
tested to ISO 11608-2
3,000 cycles
Reusable · manual press-inject
lifespan 3 years
1,000 pcs
Minimum order
one supply chain
Specifications

Built to be specified.

Injection method
Manual — external rotation to set the dose, then press the actuator button
Dose-setting method
External rotation (turn the external dose ring)
Available dose specifications
60 clicks (0.60 mL) or 75 clicks (0.75 mL) at 0.01 mL per click
Minimum dose increment
0.01 mL (1 click)
Built-in container
3.0 mL cartridge, ISO 11608-2 compliant
Usage type
Reusable — lifespan of 3 years or 3,000 cycles
Compatible needle
Pen needle, ISO 11608-2 compliant
Intended applications
Insulin, GLP-1 receptor agonists, interleukin-series and IgE-series biologics, and other subcutaneous multi-dose biologic therapies
ES03 dimensions and tolerance
Dimensions and tolerance — full detail in the specification sheet

Intended applications, dose ranges and all clinical statements are determined by the final registered labeling for each market. Specifications are subject to change without notice.

Full customization

Every part is a customization target.

Match your brand, your drug and your dose plan on a ready-to-market device.

Cap and body material

Custom cap and body materials — both plastic and metal options available.

Dose button

Custom color and molded logo on the button (molding fee applies).

Dose window

The transparent display window, printed with your unit of measure (mg, IU or mL) for at-a-glance reading.

Dose scale

The dial graduations customized to your drug: if one click equals 0.1 mg, the dial is marked 0.1, 0.2, 0.3 … up to your maximum.

Body logo and label

Screen-printed brand logo and product label on the barrel.

Hidden needle design

Optional concealed-needle design to accommodate needle-phobic patients.

Per-part color

Custom color on the clip, body, cap and dial to code drug type — blue, teal, pink, gray, purple, or your own.

ES03 diagonal exploded view showing cap, body, dose window and cartridge Cap · body · cartridge — each a customization target
Why customers choose it

A pen your patients will use right.

Reusable by design

One pen serves for up to 3 years or 3,000 cycles, cutting cost-per-dose and waste.

Stable, accurate delivery

The ergonomic plunger maintains consistent injection force with clear dosage feedback.

Wide cartridge compatibility

Standard 3.0 mL ISO 11608-2 cartridges across insulin, GLP-1, interleukin and IgE biologics.

Easy assembly

Simple, repeatable cartridge and needle change with minimal patient training.

Patient workflow

Five steps, every time.

1

Install the cartridge

Insert a fresh pre-filled 3.0 mL cartridge.

2

Attach a needle

Remove the cap and screw on a new pen needle.

3

Set the dose

Rotate the external dose ring to the desired volume.

4

Press to inject

Press the actuator button; the plunger delivers the full dose.

5

Store for reuse

Cover the cap, unscrew and discard the used needle; the pen is ready for the next dose.

ES03 patient workflow — install cartridge, attach needle, set dose, inject, store for reuse
One-stop supply chain

One partner for the whole product.

We source and coordinate your needles, cartridges, packaging and raw materials through vetted partner factories. One point of contact, one supply chain — we handle the procurement, the handoffs and the supplier-to-supplier communication.

Needles

Sterile pen needles, 31G / 32G.

Cartridges

Sterile, ready-to-use, borosilicate glass.

Packaging

Labels, box design and instructions for use.

Raw materials

GMP production, impurity-controlled.

The whole kit — pen, needle, cartridge and box Pen · needle · cartridge · box
Get samples

Good pens, with the easy solution.

Tell us which pens you are specifying — we will send samples, specifications and a one-stop quote.