--- type: product schema_version: 1 stock_number: "93755-1" canonical_url: "https://www.artisantg.com/TestMeasurement/93755-1/Stanford-Research-Systems-SR400-Dual-Channel-Gated-Photon-Counter" json_url: "https://www.artisantg.com/TestMeasurement/93755-1/Stanford-Research-Systems-SR400-Dual-Channel-Gated-Photon-Counter.json" generated_at: "2026-11-06T23:51:53.053Z" last_updated: "2026-07-09T19:05:55.423-05:00" --- # Stanford Research Systems SR400 Dual-Channel Gated Photon Counter _Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._ ## Summary - Manufacturer: Stanford Research Systems - Model: SR400 - Condition: Used and in Excellent Condition - Price: $3,850.00 USD - Availability: In stock, 1 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 30 lb - Shipping dimensions: 24X24X12 in ## Categories - Test Equipment > Electrical Test > Frequency Counters (primary) ## Images - - - -