Notice of Specification Change of Leakage Unit
Dear Valued Customers,
We sincerely appreciate your continued support and patronage.
We would like to inform you that the specifications of the leakage unit (Model: DPA03012), which is included with the following seven products in the Air Gap Sensor series — DPA-SR1, DPA-SR2, DPA-PSR2, DPA-PSR2B, DPA-3SR1, LK-DPA-11S, and LK-DPA-12S — will be changed.
Please note that this change will not affect the quality or functionality of the products.
We kindly ask our business partners to inform end users and take any necessary actions accordingly.
Table of Contents
1. Details of the Change
(1) Dimensions
The following two aspects will be changed:
- Overall length : 34.6 mm → 36.3 mm
- Diameter : φ12.5 → φ11.8

(2) Appearance

(3) Part Number
- Before change : DPA03012
- After change : DPA03012-1
Note: There are no changes to the model numbers of the Air Gap Sensor series products themselves.
2. Effective Date of Change
Shipments from August 1, 2025 onward will reflect this change.