What the thread found

• The Arriflex S35 accepts input voltages between 20.5V and 33.6V DC, allowing it to operate on standard 24V sled power despite its 26V nominal specification
• A standard 24V sled cable rated for 24V operation can power the Arriflex S35 without tripping breakers, as the camera draws approximately 90W maximum
• Two 14V Dionic batteries combined in 24V mode will run the Arriflex S35 plus accessories like video transmitters and focus controllers for approximately 90 minutes
• Flying a 26V battery on the camera itself while using 24V batteries on the sled for accessory power can help balance front-heavy lens and matte box weight
• Using 26V batteries on a 24V sled causes voltage doubling on the 12V and 24V pin outputs, creating unsafe operating conditions

Depends on

• The 90-minute runtime estimate comes from a single user report with similar accessories in an uncontrolled environment
• Runtime will vary depending on the specific accessories powered through the sled and their cumulative power draw
• The camera balance issue relates to using older Panavision prime lenses and may not apply to other lens configurations
• No official manufacturer guidance was provided for using 26V batteries on 24V sled systems

Gear in this thread

ALEXA 35catalog, MDR

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