Up for sale is a mint condition ALLEN-BRADLEY GUARDMASTER MSR138DP MONITORING SAFETY RELAY with additional specs outlined below and full PDF datasheet available upon request ~ please feel free to email me for price, pick-up or shipping information. ALLEN-BRADLEY GUARDMASTER 4440R-M23141 SAFETY RELAY ~ SPECS: * Model: MSR138DP * Cat No.: 440R-M23141 * Series: A * Supply: 115 VAC * Output: B300, AC15, 250V, 6A / P300, DC13, 24V, 3A * UL Listed: 92ZL * Made in Germany