Hi Lee, Do you have any enclosure like this? Item HA series Distribution box 这个地方有产品图片的,我不会添加图片。。。。 We are also looking for isolators.Din Rail mounted rotary isolator suitable for mounting in the enclosures 1000V 32A 4 pole, similar to below Non Polarized Isolators· Non Polarized isolators:- photovoltaic array or inverter can be connectedto either connection.· One DC leg can switch up to 1000V DC at reduced current, ideal fortransformless inverters isolation.Rated Operation Category DC21BAccording to IEC 947-3 600V 700V 800V 900V 1000VCurrent rating 4 contacts in series 32A 32A 32A 32A 32ACurrent rating 2 contacts in series 32A 27A 23A 20A 13A(per leg)Rated insulation voltage (Ui) 1000VRated Short-time withstand current(1 sec)1.0kAMax Padlock Size (mm) 5mmNumber of Poles 4Power Loss / pole 4.0WMechanical Endurance (operations) 10,000Weight 4P 0.2kgOperating torque 1NmCable Size (mm2) 4 - 16 RegardsMark